Priced and Sold as: Each
Overview: The door lock relay module (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.
Compatible with most Directed Electronics systems
Resistor Pack: The 451M comes supplied with a 27 resistor multi-pack to interface with various vehicle door locking systems.
Resistor Values:
Professional installation
may be required.
Most vehicles will require additional installation parts

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