Aiphone Door Release Relay RY-PA, 12VDC, N/O for LEF Series
Release the door, right from the intercom.
A 12VDC, normally open door release relay for Aiphone LEF Series systems. It gives installers and facility teams a matching part for a new system, an expansion or a like-for-like replacement.

Your intercom needs a way to open the door.
Apartment, office and commercial entry depends on a door release output that fits the intercom system already in place.
Built for door release jobs
A compact relay module that handles door release activation for Aiphone systems.
Door release activation
Made to trigger the door release for LEF Series systems.

Relay rating
Normally open, made for LEF Series door release.
Normally open contact
Provides a normally open contact output at 12VDC.
Flat wall mounting
Mounts to a flat wall surface, in surface mount or wall mount form.
Compact footprint
Measures 2-3/16" W x 1-3/8" H x 7/8" D.
Everything you need to know.
| Brand | Aiphone |
| Model | 12VDC |
| Product Type | Relay |
| Product Series | Accessories |
| Application | Door Release Applications |
| Contact | Normally open (N/O) |
| Voltage | 12VDC |
| Form Factor | Surface Mount, Wall Mount |
| Dimensions | 2-3/16" W x 1-3/8" H x 7/8" D |
| Compatibility | Aiphone VC-K Handset; LDF Intercom And External Control System; NDR External Control System; TB-M/D Systems |
| TAA Compliant | Yes |
| Shipping Weight | 0.1 lb |
Aiphone Door Release Relay RY-PA, 12VDC, N/O for LEF Series
The Aiphone RY-PA is an intercom control or wiring module: Door Release Relay (12VDC, N/O for LEF Series). It is made for intercom and security installers, property managers and facility teams who need a genuine Aiphone part for a new system, an expansion or a like-for-like replacement.
Key Features
- Door release activation for LEF Series
- Normally open contact output
- Mounts to flat wall surface
- Dimensions: 2-3/16" W x 1-3/8" H x 7/8" D
Specifications
- Brand: Aiphone
- Model: RY-PA
- Product Series: Accessories
- Product Type: Relay
- Application/Usage: Door Release Applications
- Depth: 0.9"
- Form Factor: Surface Mount, Wall Mount
- Height: 2.1"
- Width: 1.4"
- Compatibility: Aiphone VC-K Handset ; Aiphone LDF Intercom And External Control System ; Aiphone NDR External Control System ; Aiphone TB-M/D Systems
- TAA Compliant: Yes
- Shipping weight: 0.1 lb
Typical Uses
- Apartment, office and commercial door entry and visitor communication
- Replacing or expanding an existing intercom system with matching components
Please confirm that the RY-PA is compatible with your existing system, panel or stations, wiring, power and mounting before ordering, and follow the manufacturer's installation instructions and local codes. Contact us with the models of your existing equipment if you need help checking compatibility.
Need help with compatibility?
Looking for a manufacturer part number, compatible replacement, or quantity order? Contact Raztechs for sourcing and quote support.

Aiphone 12VDC, ready to order.
- Product Type: Relay
- Product Series: Accessories
- Application: Door Release Applications
- Contact: Normally open (N/O)
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