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M-37 / Door Access Systems
MO 651 H4X
Remote Keyless Entry — H4X · 24-pin MOLEX CAN RKE unit with 12V/24V order options
MO 651 H4X is a remote keyless entry control unit with a 24-pin MOLEX 39012245 connector, available in 24 VDC (H40/H41) or 12 VDC (H44/H45) builds, on a CAN (SAE J1939) bus with code-rolling security and up to three-zone access control.
- Supply
- 12V / 24V
- Connector
- 24-pin MOLEX
- Zones
- Up to 3

Quick highlights
Performance snapshot
Built for connectorized CAN remote keyless entry.
- 24-pin MOLEX 39012245 connector
- 12V or 24V order options
- CAN / SAE J1939
- Up to 3-zone access control
Engineering views
Technical overview
- Type
- Remote keyless entry control unit
- Order code
- MO 651-H4X-S1X
- Supply voltage
- 24 VDC (H40/H41) / 12 VDC (H44/H45)
- Connector
- 24-pin MOLEX 39012245
- Bus
- CAN (SAE J1939)
- Zones
- 1 standard; up to 3 with external relays
- Security
- Code rolling
- Material
- 30% glass-fibre reinforced polyamide
Module capabilities
- Remote keyless entry for door latches, trunk lids and lift gates
- 24-pin MOLEX 39012245 connector
- 24 VDC (H40/H41) or 12 VDC (H44/H45)
- CAN bus, SAE J1939
- Code-rolling technology (prevents code grabbing)
- Multi-zone access control (up to 3 zones)
Need a custom configuration?
Contact EngineeringTell our engineering team about your vehicle's locking points, supply voltage and CAN bus. We'll match the right RKE control unit, key fobs and electric or pneumatic actuators — keyed alike across the fleet.
