This is a generic, equivalent one, 100% compatible. This Replacement 36V HB3650-TYD6-FS-ROHS Control Module Controller for Razor MX500 MX650, 1-Year Warranty, Money-back satisfaction guarantee.

Works with the following Razor models:
For Razor MX500 (versions 21 and up), MX650 (versions 14 and up), and all versions of the EcoSmart Metro electric scooter.
Replace Razor Part Number: W15165070015
Model: HB3650-TYD6-FS-ROHS
Rating Voltage:36V
Maximun Current:30A
Under Voltage:31±0.6V

6 connectors, 6-pin female style throttle plug works with 6-Pin throttles, not for older 4-wire or 5-wire throttle
Note: Model versions of your MX500, MX650, or EcoSmart can be determined based on the product ID code on your Razor product. The product ID code for your Razor vehicle can be found on the battery case and/or on the bottom of the frame. The 7th and 8th numbers in your product ID code are the version number of your Razor product (e.g. "03" = Version 3, "04" = Version 4, etc.).

Package includes
1 x Replacement 36V HB3650-TYD6-FS-ROHS Control Module Controller for Razor MX500 MX650