Easy to install and maintain, the 1 & 2 Series R4-EM delivers the convenience of electronic access control with the security of a proven, robust, all-metal rotary latch design in a compact, integrated package. Easy push-to-close operation and electronic actuation simplify access across a wide variety of applications. An optional microswitch provides feedback on latch status, and a delayed re-lock version keeps a door unlocked for manual opening/closing cycles.

• Proven all-metal rotary latch design provides durable vandal-resistant security
• Compact latch housing minimizes space requirements and maintains clean, concealed exterior look
• 12-24V DC operation and 2-wire or 3-wire input options, and the ability to accommodate multiple input signals offers versatility for installation and integration with new or existing access control systems
• Accepts access control signals from wireless RF key fobs or proximity cards, numeric keypads, card readers, biometric devices, or computer/network control systems
• Integrated solution and simple, two-bolt mounting enables low install cost
• Convenient mechanical override enables manual release during power failure