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Black M12 4-pin male plug to yellow RCA male jack with trigger wire

Boxwave

Boxwave Car Camera Adapter 4 Pin to RCA M12 4-Pin Male to RCA AV Male with Trigger Wire

SKU CH-TMTV-ZXF72

Connects an RCA camera or monitor to a 4-pin M12 port and includes a trigger wire for reverse-gear activation

  • Product typeAdapters
  • Connects 4-pin cameras to RCA monitors
  • Includes trigger wire for automatic switching
  • Durable construction resists cracking during use
  • Compatible with DVR and backup camera systems
  • Single adapter enables quick installation

Car Camera Adapter 4 Pin to RCA

This adapter connects an RCA camera or monitor to a 4-pin M12 interface on compatible DVR or backup camera systems. It includes a trigger wire for activation and is built from durable material designed to resist cracking during outdoor use. The connector suits installers who need a direct link between legacy RCA gear and 4-pin vehicle wiring.

Practical limits of the M12 4-pin interface

The adapter only works with equipment that uses a 4-pin M12 connection, so it cannot serve devices with 3-pin, 5-pin or proprietary locking plugs. Signal quality depends on the host system's voltage and wiring standard, which the adapter does not convert or regulate. Installers must verify pin-out compatibility before fitting the connector in a vehicle.

Trigger wire for camera activation

The integrated trigger wire supplies the control signal that tells a compatible backup camera when to power on or switch video feed. Without a matching trigger input on the camera or monitor, the adapter cannot activate the image automatically. Buyers who need a passive video-only link without trigger control should look for a different cable.

How it compares

Measured against everything we stock in Audio Jack & RCA Adapters, at today’s prices. Recalculated every night.

Price $12.99
Cheaper than about 70% of the 1,324 comparable items (median $16.99).

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Specifications

Product
Product typeAdapters

Questions about this item

What does the single adapter in the package connect?

The package includes one adapter that links a 4-pin M12 male connector to an RCA AV male plug plus a trigger wire, letting you join an RCA camera or monitor to a 4-pin device.

How does the trigger wire affect installation in a vehicle?

The trigger wire carries a 12 V signal so the monitor can switch automatically to the camera feed when reverse gear is engaged.

What signal standard does the 4-pin M12 side use?

The M12 4-pin male connector follows the common analogue video pinout used by many DVR and backup-camera systems, passing composite video and power on the same plug.

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