Product Overview
Seco-Larm SD-994A-A1SQ Reversible Fail-Secure Electric Door Strike (Wood Doors, 8–16 VAC / 12 VDC)
A compact yet durable electric door strike designed for wood doors. The Seco-Larm SD-994A-A1SQ offers fail-secure operation, reversible installation for right- or left-hand doors, and robust performance with a centered (symmetric) strike faceplate. Rated for 1,000 lb jaw strength and tested for half a million cycles, it delivers reliable access control in a streamlined design.
Key Features ▼
- Universal compatibility with cylindrical-door lock systems and reversible for right- or left-hand doors (symmetric faceplate)
- Fail-secure operation: door remains locked during power loss
- High durability: 1,000-lb (453 kg) jaw strength, corrosion-resistant parts, tested for 500,000 cycles
- Compact, easy to install with miniature lock body and centered faceplate for wood doors
- Versatile power input: operates on 8–16 VAC or 12 VDC with moderate current draw (800 mA @16 VAC; 750 mA @12 VDC)
Specifications ▼
- Manufacturer Part Number: SD-994A-A1SQ
- Operation: Fail-secure
- Compatible Door Type: Wood doors, cylindrical-lock sets
- Faceplate: Symmetric (centered strike), US26D chrome
- Operating Voltage: 8–16 VAC / 12 VDC
- Current Draw: 800 mA @ 16 VAC; 750 mA @ 12 VDC
- Jaw Strength: 1,000 lb (453 kg)
- Durability: Tested to 500,000 cycles
- Construction: Corrosion-resistant case and moving parts
- Reversible for: Right- or left-hand door installation
- Keeper Depth: 21/32″ (16.8 mm)
- Latch Depth: 3/4″ (19 mm)
- Strike Depth: 1-1/2″ (38 mm)
- Faceplate Dimensions: 5-7/8″ × 1-1/4″ × 1/8″ (150 × 32 × 3.2 mm)
- Operating Temperature: 14°–113 °F (–10° to 45 °C)
- Weight: 10.3 oz (292 g)
Warranty Information
Warranty is covered by the manufacturer
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