
Viper 451M Door Lock Relay Module
Handy Add-Ons Let You Incorporate Luxury, Security & Convenience Features Into Your Vehicle!
Door Lock Relay Module
The Viper 451M will interface with most electric power door lock systems drawing 30 amps or less; both relay-controlled and direct-wired reversing-polarity types. It can also drive aftermarket door lock actuators, which must be added in the driver's door of select vehicles.
In addition, it can directly operate post-1985 Mercedes-Benz and Audi vacuum-driven systems if driven by a system with selectable-duration pulses (three-second minimum required). The 451M is compatible with the following types of common door lock circuits.
Features:
- Re-wired door lock relay assembly that comes with resistors for some new-model vehicles
- Compatible with most Directed Electronics systems
- Door Lock Relay Module
Specifications:
- Compatible With: Most Directed Electronics Systems
Product Information
Product Information
Shipping & Returns
Shipping & Returns
Description
Handy Add-Ons Let You Incorporate Luxury, Security & Convenience Features Into Your Vehicle!
Door Lock Relay Module
The Viper 451M will interface with most electric power door lock systems drawing 30 amps or less; both relay-controlled and direct-wired reversing-polarity types. It can also drive aftermarket door lock actuators, which must be added in the driver's door of select vehicles.
In addition, it can directly operate post-1985 Mercedes-Benz and Audi vacuum-driven systems if driven by a system with selectable-duration pulses (three-second minimum required). The 451M is compatible with the following types of common door lock circuits.
Features:
- Re-wired door lock relay assembly that comes with resistors for some new-model vehicles
- Compatible with most Directed Electronics systems
- Door Lock Relay Module
Specifications:
- Compatible With: Most Directed Electronics Systems












