M280M 280 kg surface-mounted electromagnetic lock for access control systems. Operating voltage: DC 12 V; listed current: 380 mA. Fail-safe operation (power off to unlock) with release time ≤1 second. Dimensions: 250 × 47 × 25 mm; weight approximately 1.8 kg. Indicator, waterproof and signal-feedback configurations are available. Suitable for compatible wooden, glass and metal doors. Contact THETOP for bracket matching.