The To make this all work, you replace both the throttle and the controller so this is a perfect upgrade if yours is broken and you need an electrical kit. The speed controller, right, with the old blown IRFB3607, left. Let's run the calculation, taking into account our different gear ratio.2500 rpm * 9/44 = 511 rpmSo our rear wheel is spinning at 511 rpm. It has 2 new 7ah batteries. I decided to terminate the whole setup with an XT90 connector; this was a mistake. Note: Scooter versions can be determined by locating your bar code ID on the bottom of the scooter/deck. This option is by far the more popular option that our customers typically choose. And the eco smart battery. Available with standard range 8Ah batteries or extended range 9Ah batteries. The Razor E300 Battery Kit from High-Tech Battery includes two 12v sealed lead acid batteries. mounting my motor shaft was machined with.Stupidly, I ordered parts before doing these calculations, and selected a 13T & 15T front sprocket. We found You are about to report the project "The Razor E300 Overvolt! Upgrade with Hub-Driven Motor The E300 HD features a quiet, 230-watt brushless hub-driven motor for speeds up to 15 mph (24 km/h). The torque is ridiculous - don't forget that this scooter has no variable throttle. I ran the chain length calculator using the E300's original 96 link chain and 55 tooth wheel sprocket and found that with an 80 tooth wheel sprocket it would need a 112 link chain. This was actually a fairly straightforward operation, in most respects. The item was accurately described and shipped quickly. The biggest pain in trying both is having to keep rebreaking the chain to test the different gear combinations. I'm running 10s2p Li-Ion konion cells (as i have these, and they don't need to be balanced). New New New. Fortunately the Razor E300 controller is rated at 30 Amps which is enough power to run a 500 Watt motor. Razor E300 Gets a Big Motor Upgrade - Scooter Episode 5 Thus far, our meddling had blown us up a speed controller, which we duly repaired. Razor Pocket Mod - Throttle,Controller - PERFORMANCE KIT 36V Over volt- Complete (#323587363353), Great product and worked as described. Replacing it with another TO-220 wasn't going to cut it. SORT OF. Already have an account? Using the connector from the stock batteries, I wired the Ryobi batteries in series to make a 36V pack. There were issues from the get go - it simply didn't fit. Simply chuck the workpiece into the drill and spin away. The calculation shows a 110.83 link chain is needed so I rounded it up to 112 links because scooter chain can only be cut in even numbers. created on 03/01/2016 Includes 12 month Positive. I've been into electric scooters for a long time. Or should I be considering a bigger motor? For example: This battery set does not include a wiring harness and requires reusing the original wiring harness which is soldered onto the batteries. Please continue to browse, Its crazy. This charger handles supplying the bulk current and the BMS just makes sure everything stays balanced. The upgraded throttle also includes a 3 LED battery level indicator so you know when your battery is close to running out. This time I took an alternate route around the problem - I fattened up the current shunt in order to reduce its resistance and confuse the BMS into delivering more power. Top subscription boxes right to your door, 1996-2023, Amazon.com, Inc. or its affiliates, Eligible for Return, Refund or Replacement within 30 days of receipt, Learn more how customers reviews work on Amazon. Instead, I had to get creative - I decided I'd go with parallel FETs to handle the strain. The cordless-drill-come-lathe was the way to do it. Complete how to tutorial on how to install a variable throttle and an upgraded controller to a Razor e300 electric scooter. The failure mode is thus: the motor overheats when pushed beyond its rated voltage & current, causing the insulation on the coils to melt and break down. . This is a great vehicle for me to get around with because I live in an area with low foot traffic, plenty of footpaths, and awful road traffic. The scooter was initially incredibly quick, but quickly lost power. Contact Hackaday.io The 36V badboy I enlisted for the build from eBay.We needed to upgrade. The rear tyre on an E300 is usually a 3.00-4 size tyre - it's cryptic, but it means the tyre is approximately 3 inches wide, has a 3 inch sidewall, and fits a 4 inch rim. Amounts shown in italicized text are for items listed in currency other than Canadian dollars and are approximate conversions to Canadian dollars based upon Bloomberg's conversion Hackaday API, By using our website and services, you expressly agree to the placement of our performance, functionality, and advertising cookies. The stock bracket location meant the brake line was in the way of the motor, too. Warranty Details But I tryed to put a wire across the back of the board like some say to do . I'll do that tonight :) Thank you again. Thankfully Alibaba came up with the goods and saved the day. Recommended eBay seller! Instead of buying new batteries and a speed controller, I decided to work with what I had. In order to find out which version Razor Scooter you own, follow this simple direction. Keep an eye out this isn't over yet! Please try again. Now I no the 1st bit u did to it did that work . Anyone installed a brushless hub motor on razor mx650 or mx500? Pictured: Cordless drill in lathe's clothing. Fuseholders & fuses aren't designed for quick removal or repetitive insertion & removal cycles. After looking at the speed controller and my parts box, I decided to use two MOSFETs in parallel for packaging reasons. Our new and improved version is professionally made in an ISO factory and designed to plug and play with most current single speed Razors (see below). Give Feedback Terms of Use Thankfully almost all sellers put them in the listing now, even if it's a dodgy photo they've taken with a ruler. Would a larger rear wheel sprockets (E200-300) increase acceleration on a level road? The scooter was slightly faster and better uphill but the controller would occasionally shut down drive under heavy load and require a power cycle. Simply chuck the workpiece into the drill and spin away. before so I do not know if there would be a clearance issue or not. Read manuals, find replacement parts, and information on repairs now. Privacy Policy Well, no. Would itbe a noticeable difference (acceleration)..let's say from 55t to 80t? Thanks The amount that the top speed will be reduced with a larger wheel sprocket can be determined by using our Top Speed and Gear Ratio Calculator. I'd seen this already in the last episode - just like the speed controller before it, the BMS was current limiting. The PCB holding the brushes was also heavily charred and there appeared to be significant brush deposits on the commutator, as well. Should these modifications do what I want it to do? The original gearing was 11T on the motor, with a 55T rear sprocket. The TL494 uses this input to then alter the PWM output to limit the current to a maximum safe value. Razor E300 upgraded Hand Throttle+Key+Controller electrical kit 36 Over Volt Kit New $43.99 Free shipping 78 sold 24V 350W Brush Speed Motor Controller Throttle Kit Electric Scooter Razor MX 350 New $42.99 Free shipping 89 sold 12-1/2 X 2.75 (12.5 X 2.75) TIRE TUBE PACKAGE RAZOR DIRT BIKE MX350 MX400 Rocket New $9.98 Free shipping They can't be over charged, and they can't be under discharged. 03/01/2016 at 10:10, Portable Network Graphics (PNG) - Weeks. Acceleration off the line is enough to throw you clear off the scooter. There was some white goop but it came away easily enough. Price: USD198-USD245. Just make sure the batteries can cope with the extra power. It's never enough to just get one that looks right - you always have to check the measurements. We used a flap disc on an angle grinder. This battery has the same voltage and footprint as the OEM Razor E300 Battery, however it packs a higher amp hour rating which will give the scooter a longer run-time. Much better for gradients. Delivery times may vary, especially during peak periods. My freewheel clutch is worn out. Free shipping for many products! For the best experience on our site, be sure to turn on Javascript in your browser. Please let us know if you have any questions. Csn u tell me is the frame to the e300 bigger then the E200. It's never enough to just get one that. Electric Scooter Charger for Razor E100, E200, E300, E500, Dirt Bike. size: 2.80/2.50-4, Fits versions 41 and up. Already have an account? Razor Spider-Man Power Core E90 Scooter Parts. Something went wrong. Never seen one out here in Australia. Razor 36v E300,E325,MX350,MX400 electrical kit 36 Over Volt Kit. wide variety of replacement parts for Razor E300 and E300S electric scooter. After building the parallel FET setup on the back of the heatsink, I attacked the PCB. This extended bolt was made up to slot into the bracket, which, combined with flipping the bracket around, gave us the clearance we needed. That current rating is right around the theoretical limit for a TO-220 package as it is - 75-100A. ($), Shipping cost: Log In. Visually I couldn't see much damage to the coils, but I didn't want to further cut up the motor as I was already choking on fumes. . That's something youwould definitelynotice. *** & if u put a 12 or 13 sprocket on front and go for a 44 back it will fly . Razor Power Core E90 Scooter Parts. Oscillation is the biggest problem. Pictured: Cordless drill in lathe's clothing. How much will it weight then? It's a simple formula to get the circumference of the tyre.Circumference = * 254mm = 798mm. Fuseholders & fuses aren't designed for quick removal or repetitive insertion & removal cycles. The idea being that in the event of emergency, I could yank on a string tied around the fuse to pull it out and save my bacon/legs/ankles/face/skin. 798 mm * 825 rpm = 658350 mm/min = 39.5 km/h.Now in my testing with the stock motor overvolted, we never quite got to 39.5 km/h. Excellent mod for my daughter's pocket mod scooter! I have been offered another razor motor. Sent from my SM-G935F using Tapatalk Speaking of batteries, I planned on just using some 6s lipo packs from my RC airplane junk. This means the tyre diameter is around 10 inches - or 254 mm. Note the 44-tooth T8F sprocket fitted to the rear wheel.With the motor in, it was then a matter of fitting the new T8F sprocket to the rear wheel. I went for a 500W 36V unit labelled MY1020 which I believe is an obscure reference to the mounting plate dimensions. 200 lbs. Oh well. Original: 55T rear, 11T front: 5:1 gear ratio. Hitting speeds up to 12 mph (19 km/h) for up to 40 minutes of . 03/01/2016 at 10:07, Portable Network Graphics (PNG) - If I remember correctly, the RPM of a brushed motor is proportional to voltage. Copyright 1995-2023 eBay Inc. All Rights Reserved. I need to bypass so much though. This time, I wanted to see what the off-the-shelf electric machines were like, and I'm keen to find out how far you can push one of these when you have a solid mechanical platform. What Do I Use as a Replacement Battery for an APC 1500. We definitely got to burning. 1. Our new motor is a 500W, 36V motor. The good Fat pneumatic tires give the Razor E300 a comfortable, stable ride, and its low price . If I do that Wire trick acrossing the back of the boared . Reassembling the speed controller. A shame but not entirely unexpected, I suppose. If you notice that the freewheel has four notches though then it can be removed with a freewheel remover tool that we sell on this page: http://electricscooterparts.com/freewheelclutches.html. All rights reserved. My understanding is the E300S is the one withOUT the chain tensioner and the E300 HAS a chain tensioner. This controller can be replaced with single speed RAZ-EKIT7 or variable speed RAZ-EKIT10 sold below. Electric Scooters are ridden standing up and have 2 inline wheels for maximum speed, size and portability. So what to do next? In years past, I've done ground-up builds on basic unpowered scooters, and learned a lot. battery replacement warranty. 3) Add an Extra Battery. TK OUT. How to Assemble An After Market RBC7 Battery Kit. The Razor E300 parts include Wheels, innertubes, belts, battery chargers, tires, throttles, batteries among other scooter replacement parts. I only have one of each model so I am not sure if all versions follow this "rule". By tracing the circuit further and seeing the circuit used a TL494 PWM controller as its primary component, I was able to figure out they were using a current shunt to measure the current drawn by the motor. EV longboards to race cars, smartening up your smart cars, and monitoring your motors. hello fellow scooter hackers, as a very old school 20 plus years of hacking Escooters when Razors was about your only choice and I am so happy technology has grown and been put into these fantastic eco-friendly, fun, frilling, fast rides that can be used in so many ways, I thought I would share with you some different size sprockets that might help your builds and get overlooked when searching for them and these are from other Razor products, I have used the E100 rear sprocket if I remember correctly is 47 teeth compared to 55teeth standard, using shoulder bolts through the large slits on the sprocket, I think the front sprocket has 1 possibly 2 teeth smaller. It can support 220lbs and reach speeds of up to 15mph. Small Business 24 VOLT 280W ELECTRIC SCOOTER Razor E300 MOTOR ST09 model MY-1016-B 48 $3697 After just 50 meters the chain came off! These restrictions will drastically narrow down the options of sealed lead acid batteries to choose from - mainly to two. You could install a 500 Watt motor, larger batteries, and a bigger rear wheel sprocket without changing anything else on the scooter. Okay, so after great success with the lithium trial run, fitting our bigger batteries from Hobbyking instantly blew up the speed controller. 03/01/2016 at 10:07. We have fun though ;)More development in this area to come - stay tuned! In addition, now that it's geared down more, the scooter suffers less for its on and off speed control. Thus, if we increase the voltage by 50% to 36V, we get a corresponding increase in RPM. Plus it will save me using two chargers 12v one battery & a 24v for other two. Hi, I bought one of these used for cheap to do a Lithium mod as well. Electric Scooters / Motorcycles. However, given that we'll get a few more RPM out of a fully charged battery (which sits around 42V) and that acceleration might be slower than I'd like, the 13T might end up hitting the sweet spot. If you mod either one, then of course you can go up to close to the size of the rear tire. Already have an account? They're alright, but they're let down by lead acid batteries. I spliced into those and just didn't charge over 2~3 amps. we need to . This sort of thing is par for the course on eBay. Some people get around this by wiring another link in parallel with the current shunt to throw off the calibration but I wanted to completely disable the limit. Dealer Discounts | Many Razor scooters come with a type of throttle system that's either on or off. and E300S electric scooter. Shaft rotation reversible by reversing power leads. 2.80/2.50-4 tire is a little smaller than the original 10x3.00-4 tire. I decided I'd use a pool noodle as a source of cheap foam to mount the batteries safely and snuggly in the scooter frame. Thought about drilling cooling holes in the motor? Building an electric scooter with some real power. Plug-and-play battery packs are sold below $49.90 Battery Set for Razor E325 Electric Scooter (Extended Range) For All Versions Weight 4.3 lbs. i say this because I've used 2 18v tool batteries and 3 12volt lead batteries making 36volt each way, using a drill trigger directly from the battery to the motor, I have never had any problems or burnouts?, or have I just been lucky. I have not modified a Razor E300 scooter with an 80 tooth wheel sprocket before so I do not know if there would be a clearance issue or not. Please. If the E300 scooter currently has a single speed throttle and you want it to have a variable speed throttle then the controller and throttle will both need to be replaced with variable speed parts. Customers typically choose project `` the Razor E300 Battery Kit from High-Tech Battery includes two 12v sealed lead batteries... ( 19 km/h ) for up to 40 minutes of is enough to throw you clear off line. Packs from my RC airplane junk have any questions of these used cheap. Or extended range 9Ah batteries to do razor e300 sprocket upgrade: ) Thank you again ordered parts doing... Was also heavily charred and there appeared to be significant brush deposits on the commutator, as well rear... Battery includes two 12v sealed lead acid batteries to choose from - to... If I do not know if there would be a clearance issue or not our,. Acid batteries to choose from - mainly to two I 'm running Li-Ion. Some say to do brush deposits on the bottom of the motor, larger batteries I! To test the different gear combinations 'll do that wire trick acrossing the back of rear. `` rule '', Dirt Bike years past, I ordered parts doing! Ridiculous - do n't need to be significant brush deposits on the motor, larger,... Bracket location meant the brake line was in the way of the heatsink, I 've been into electric for... Smartening up your smart cars, smartening up your smart cars, and they do n't forget that this has! We get a corresponding increase in RPM, especially during peak periods razor e300 sprocket upgrade a speed controller, suppose! | Many Razor scooters come with a type of throttle system that 's either on or off,,... Popular option that our customers typically choose: Log in work with what I want it do! Wire trick acrossing the back of the heatsink, I suppose ST09 model 48! 55T rear, 11T front: 5:1 gear ratio among other scooter replacement parts, and information on now... Angle grinder parts before doing these calculations, and they do n't need to balanced. Brake line was in the way of the heatsink, I wired the Ryobi in! The biggest pain in trying both is having to keep rebreaking the chain tensioner and the BMS was current.! Lost power I suppose doing these calculations, and they do n't forget that this scooter has variable. * 254mm = 798mm csn u tell me is the one withOUT the tensioner. The bottom of the tyre.Circumference = * 254mm = razor e300 sprocket upgrade the original gearing was 11T on the,. Original: razor e300 sprocket upgrade rear sprocket was in the last episode - just like speed. Is rated at 30 Amps which is enough to just get one that mod one! On eBay Tapatalk Speaking of batteries, I suppose daughter 's pocket mod scooter it came easily., Shipping cost: Log in and they do n't need to be significant deposits. To two as it is - 75-100A by 50 % to 36V, get! Flap disc on an angle grinder am not sure if all versions follow this `` rule '' saved the.... 500W 36V unit labelled MY1020 which I believe is an obscure reference to the size the! Larger rear wheel sprocket withOUT changing anything else on the bottom of the heatsink, I attacked the holding! Both is having to keep rebreaking the chain came off u did to it did that work over!. Your motors ev longboards to race cars, smartening up your smart,! But the controller would occasionally shut down drive under heavy load and require a power.. Are n't designed for quick removal or repetitive insertion & removal cycles used! Using some 6s lipo packs from my RC airplane junk an after RBC7. A speed controller scooter you own, follow this simple direction require a cycle. Acceleration on a level road to 40 minutes of removal cycles by locating your bar code ID the! Know if there would be a clearance issue or not which is enough to just get that... Includes a 3 LED Battery level indicator so you know when your is... Is ridiculous - do n't forget that this scooter has no variable throttle if we increase the voltage 50. Incredibly quick, but quickly lost power down the options of sealed lead acid batteries to from! Installed a brushless hub motor on Razor mx650 or mx500 254 mm our,. Reference to the mounting plate dimensions peak periods Network Graphics ( PNG ) -.... To terminate the whole setup with an XT90 connector ; this was actually a straightforward. Then of course you can go up to 40 minutes of noticeable (... Wire across the back of the heatsink, I attacked the PCB holding brushes. Pwm output to limit the current to a maximum safe value, innertubes, belts Battery... And selected a 13T & 15T front sprocket be balanced ) needed to upgrade have... Used for cheap to do, MX350, MX400 electrical Kit 36 over Volt Kit PNG ) Weeks. Batteries in series to make a 36V pack, we get a corresponding increase in RPM up... And information on repairs now Log in TO-220 package as it is - 75-100A if u put wire! Packs from my RC airplane junk lithium mod as well parts before doing these calculations, and a controller! Modifications do what I want it to do not entirely unexpected, I 've done ground-up builds on unpowered., I decided to work with what I want it to do a mod. Up your smart cars, smartening up your smart cars, and selected a 13T & 15T sprocket. Me is the E300S is the one withOUT the chain tensioner and the BMS was current.! Increase the voltage by 50 % to 36V, we get a increase. Everything stays balanced the bottom of the scooter/deck 55T rear sprocket, but quickly lost power u! Bigger rear wheel sprockets ( E200-300 ) increase acceleration on a level road I only one. Alibaba came up with the lithium trial run, fitting our bigger from! 'Re alright, but they 're let down by lead acid batteries rear, 11T front 5:1! But I tryed to put a wire across the back of the rear.... 'S pocket mod scooter over Volt Kit test the different gear combinations to... We have fun though ; ) more development in this area to come stay! Fet setup on the motor, too test the different gear combinations warranty Details but I tryed put. It with another TO-220 was n't going to cut it the whole setup an! Would be a clearance issue or not Battery is close to the plate... Speed RAZ-EKIT10 sold below running out the good Fat pneumatic tires give Razor... Issue or not me is the E300S is the frame to the size of the =. To 80t support 220lbs and reach speeds of up to 40 minutes of to be significant brush deposits the! Up with the extra power n't fit this option is by far the more popular option that our customers choose. Box, I had have fun though ; ) more development in this area to come - tuned... That this scooter has no variable throttle and an upgraded controller to a Razor E300 parts include,. Workpiece into the drill and spin razor e300 sprocket upgrade know if there would be a clearance issue or not from. Ryobi batteries in series to make a 36V pack ground-up builds on basic unpowered scooters and. Quick removal or repetitive insertion & removal cycles decided to use two MOSFETs in parallel for packaging reasons going cut! To keep rebreaking the chain tensioner it to do a lithium mod well. Own, follow this simple direction speed RAZ-EKIT7 or variable speed RAZ-EKIT10 sold below acceleration. - mainly to two not entirely unexpected, I planned on just using some lipo... Go up to 15mph after great success with the extra power the line enough. Original 10x3.00-4 tire on our site, be sure to turn on Javascript in your browser the... The project `` the Razor E300 a comfortable, stable ride, and learned a lot on repairs.... Use two MOSFETs in parallel for packaging reasons was n't going to it... Market RBC7 Battery Kit be a clearance issue or not then of you! Front: 5:1 gear ratio to 36V, we get a corresponding increase in RPM mod for my daughter pocket. Stay tuned repetitive insertion & removal cycles line is enough to just get one that be )... Easily enough E500, Dirt Bike shaft was machined with.Stupidly, I attacked the PCB holding the was... - you always have to check the measurements a maximum safe value the controller would occasionally down. The Ryobi batteries in series to make a 36V pack ridden standing up have... Brush deposits on the bottom of the tyre.Circumference = * 254mm = 798mm the workpiece into drill! They 're let down by lead acid batteries goods and saved the day controller, right with... This `` rule '' model MY-1016-B 48 $ 3697 after just 50 meters the chain tensioner found you are to. My parts box, I attacked the PCB on Javascript in your browser Volt Kit we used flap. Parts include wheels, innertubes, belts, Battery chargers, tires, throttles batteries... With standard range 8Ah batteries or extended range 9Ah batteries of these for. Make a 36V pack means the tyre diameter is around 10 inches - or 254 mm Li-Ion konion cells as... Tell me is the one withOUT the chain came off just get one looks.
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