Seco-Larm SD-H412 Electric Transfer Hinge

Concealed Wire Transfer Hinge for Secure Door Hardware

The ENFORCER SD-H412 Electric Transfer Hinge provides a vandal-resistant way to protect and conceal low-voltage wiring between a hollow door and the door frame. It is designed for low-current applications such as electric strikes, locksets, deadbolts, and select monitoring or exit devices, while keeping wiring hidden for a cleaner and more secure installation. It installs in place of the center hinge and is not intended to be load-bearing.

Key Features

• Concealed 4-wire transfer hinge for protected power and data routing
• Vandal-resistant steel housing helps protect and hide wires
• Replaces a standard hinge on hollow doors and is intended for the center hinge position
• Suitable for low-voltage, low-current door hardware such as strikes and monitoring devices
• Only one electric transfer hinge should be installed per door

Technical Specifications

• Model: SD-H412
• Type: 5-knuckle, 4-wire transfer hinge with concealed wiring
• Operating Voltage: 12 to 24 VAC/VDC
• Wiring: 4x 28AWG (red, black, white, green)
• Current Rating: 0.5A @ 24VAC/VDC
• Finish: US26D (652)
• Operating Temperature: -4 to 185 F (-20 to 85 C)
• Dimensions: 4-1/2 in x 4-1/2 in x 1/8 in
• Weight: 16 oz (454g)

Conclusion

The SD-H412 is a practical choice when you need a secure, concealed path for low-voltage wiring between a hollow door and frame while keeping the installation protected and tamper-resistant. Elite recommends confirming door type, hinge placement, and device current requirements before ordering.