Product information
About the product
Speed Limiter Adapter for Ninebot ZT3 Pro E/D
This speed limiter unlocking adapter is intended for Ninebot ZT3 Pro E/D. The product data specifies 6-pin connections and plug-and-play fitting without programming. Check the supported app and firmware versions against your setup before ordering.
Electronics and operation
Electronics serve a particular role such as control, display or monitoring. Compare intended use, system version, connections and identification. A photograph of the old part helps with selection. The same external shape does not necessarily mean the same function or electrical configuration.
Materials, dimensions and construction
Type: Speed limiter unlocking adapter. Material: PVC cable with reinforced protective sleeve. Colour: Black. Adapter diameter: 2.3 cm. Cable diameter at outlet: 1.3 cm.
These details describe the version and help you compare it with existing equipment. Measurements affecting mounting or clearance are particularly important. Colour and material are useful identifiers, but they do not replace checking size and model version.
Check compatibility
Connection: 6-pin male and 6-pin female. App compatibility: Original Ninebot app, version 1.4.11 or later.
Compare the model name and version before ordering. Several listed models refer to those versions rather than the entire brand. Any option selected needs to match size and fitting arrangement. A photograph of the existing part and its markings can help with comparison.
Fitting and care
Installation: Plug-and-play without programming. Function: Unlocks the speed limiter without affecting the original app.
Check the contents before fitting and follow the product and vehicle instructions. Inspect function and fixings afterwards. Seek workshop help for unfamiliar work on brakes, structural parts or electrical connections. Keep the product information for future maintenance and replacement decisions.
Specifications
| Type | Speed limiter unlocking adapter |
|---|---|
| Material | PVC cable with reinforced protective sleeve |
| Colour | Black |
| Cable length | 12.5 cm |
| Adapter length | 7.5 cm |
| Adapter diameter | 2.3 cm |
| Upper connector width | 2.0 cm |
| Connector height | 1.1 cm |
| Cable diameter at outlet | 1.3 cm |
| Connection | 6-pin male and 6-pin female |
| Stated maximum unlocked speed | 35 km/h with a fully charged battery |
| App compatibility | Original Ninebot app, version 1.4.11 or later |
| Stated firmware support | Vehicle controller v1.4.11, Battery v4.1.3.0, Bluetooth v2.1.9, Motor controller v1.4.3 |
| Installation | Plug-and-play without programming |
| Function | Unlocks the speed limiter without affecting the original app |
| Overspeed alarm | Disabled in the updated version |
Product information
Speed may gradually decrease as the battery level drops. The stated maximum performance applies with a fully charged battery.

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Speed Limiter Adapter for Ninebot ZT3 Pro E/D