Seco-Larm Enforcer Reversible Electric Door Strike – Asymmetric SD-994A-A1AQ

Convert a wooden door into a smart access point

The Seco-Larm Enforcer Reversible Electric Door Strike transforms a standard cylindrical lockset into an electronic access control solution. Designed specifically for wooden doors, it supports manual locking and unlocking as well as integration with access-control systems. With fail-secure operation, the strike remains locked if power is lost, helping maintain a secure state during outages or maintenance windows.

Smart features that adapt to your door and workflow

• Compatible with any cylindrical-door locking system, simplifying retrofits
• Reversible faceplate for right- or left-hand doors, reducing orientation issues
• Fail-secure operation that locks when power is interrupted, providing dependable security behavior
• Miniature lock body designed for easier, cleaner installation on standard doors
• Corrosion-resistant case and moving parts for longer life in varied environments
• Rigorous life testing—rated for up to 500,000 lock/unlock cycles for real-world use

Real-life use cases and installation notes

Ideal for offices, shops, or residential entries where keyless access is beneficial without compromising a traditional door setup. The reversible faceplate and compact body simplify alignment during installation, especially on doors with limited space around the strike plate. The unit’s robust 1,000-pound locking jaw adds a tangible sense of durability to high-traffic entrances.

Technical at a glance

• Operating voltage: 8–16 VAC / 12 VDC
• Current draw: 16 VAC = 800 mA; 12 VDC = 750 mA
• Jaw strength: 1,000 pounds (453 kg)
• Faceplate size: 5-7/8 x 1-1/4 x 1/8 in (150 x 32 x 3.2 mm)
• Keeper depth: 21/32 in (16.8 mm)
• Latch depth: 3/4 in (19 mm)
• Strike depth: 1-1/2 in (38 mm)
• Operating temp: 14° to 113°F (-10° to 45°C)
• Weight: 10.3 oz (292 g)
• Warranty: 1 year

What’s included

• Door Strike
• Mounting Screws
• User Manual

Note: For use on wooden doors only.