GK231M-L Monitored Electric Release – Standard & Fire Rated Options

The GEM GK231M-L is a high performance electric strike designed for secure access control in demanding environments. Engineered with precision and built from durable stainless steel, this left hand, fail safe strike is ideal for applications where security and reliability are non negotiable.

With a holding force of 1500lbs and 500lbs side load tolerance, it delivers robust performance even under heavy use. The monitored design allows for real time lock status updates, ensuring seamless integration with access control and alarm systems. Operating on either 12V or 24V DC, the GK231M-L offers flexibility and ease of installation.

Certified with a 1-hour UK fire rating, it’s suitable for use in fire compliant doors, giving you added assurance where safety is critical.

Key Features:

• Left-hand configuration
• Fail-safe operation for secure power loss protection
• 1500lbs holding force and 500lbs side load resistance
• Monitored for enhanced system integration
• Operates on 12V or 24V DC
• Stainless steel construction for long-term durability
• 1 hour UK fire-rated certification

• Voltage tolerance: ±20%.
• Current draw: 280mA at 12Vdc, 140mA at 24Vdc (at temperature 20°C).
• Operating temperature: -10~45°C (14 to 131°F).
• Lock’s surface temperature: Current temperature ±20% (when power is on).
• Humidity: 0~95% non-condensing.
• Life rating of solenoid valve: 250,000 cycles.
• Keeper width: 48mm.
• Latch throw: 15mm (GK233: 8mm).
• 1500lbs jaw strength pulls testing.
• Weight: 673g.
• Dimensions:  141 × 40 × 23 mm

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