CDVI SIR-12V 12VDC Symmetrical Release Fail Safe Adjustable Jaw
| Stock available | Qty | Delivery |
|---|---|---|
| Poole | 0 | None in Poole |
| UK Hub | 11 | 2 to 3 working days |
- Fail safe: unlocks on power failure
- Symmetrical body simplifies installation and keeps the unit compact
- One of the smallest and narrowest strikes available: suitable for UPVC doors and multipoint locking
- Radial jaw adjustable by up to 5 mm
- Built-in MOV and bidirectional transil to protect the access control system from electrical spikes
- Coil rated for continuous operation at 12V DC (ED100%)
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Product details
The CDVI SIR-12 is a narrow, symmetrical fail safe electric strike for 12V DC access control. It unlocks automatically on power loss, making it suitable for escape routes and UPVC doors.
The CDVI SIR-12 is a 12V DC fail safe symmetrical electric strike with an adjustable radial jaw, for mortice mounting on access-controlled doors. Because it is fail safe, the door unlocks automatically if power is lost, which suits escape routes. It is supplied with a TG fixing plate as standard.
Key features
- Fail safe: unlocks on power failure
- Symmetrical body simplifies installation and keeps the unit compact
- One of the smallest and narrowest strikes available: suitable for UPVC doors and multipoint locking
- Radial jaw adjustable by up to 5 mm
- Built-in MOV and bidirectional transil to protect the access control system from electrical spikes
- Coil rated for continuous operation at 12V DC (ED100%)
- Reversible handing
- Supplied with TG fixing plate; optional rim housing available (T208)
Technical specifications
- CDVI part code: SIR-12
- Operation: Fail safe
- Mounting: Mortice
- Voltage: 12V DC
- Consumption: 240mA
- Jaw: Adjustable, 5 mm (7 mm depth)
- Handing: Reversible
- Cycle tested: 250,000 operations
- Operating temperature: −15°C to +60°C
- IP rating: IP33
- IK rating: IK10
- Colour: Silver
- Dimensions (H × W × D): 67 × 20.5 × 28.5 mm
- Weight: 0.175 kg
Compatible with / Used for: mortice mounting on access-controlled doors, including UPVC doors with multipoint locking. Optional T208 rim housing.
Frequently asked questions
Is the SIR-12 fail safe or fail secure?
Fail safe: it unlocks automatically if power is lost.
Can the jaw be adjusted?
Yes, the radial jaw is adjustable by up to 5 mm.
Is it suitable for UPVC doors?
Yes. It is one of the smallest and narrowest strikes available, suitable for UPVC doors and multipoint locking.






