Adams Rite 7140-540-628-03 Electric Strike 24VAC Standard / Fail-Secure in Clear Anodized, 1-3/4"
- Clear Anodized Finish
- Aluminum construction
- Grade 1 strength
- 24V AC Intermittent voltage operation
- Current Draw/Amps for 24V operation: AC Intermittent - 0.74A - 'buzz' on operation

The 7140-540-628-03 from Adams Rite is an electric strike 24VAC standard / fail-secure in clear anodized, 1-3/4". The 7140 series Electric Strike with 4-7/8" faceplates are specifically designed for Adams Rite deadlatches or cylindrical locksets with 1/2" to 5/8" latchbolt projection. It provides remote electrical control of any door equipped with an Adams Rite 4500, 4700 or 4900 Series (or similar) Deadlatch or cylindrical (key-in-knob/lever) type locks with 1/2" to 5/8" latchbolt projection. Here, the electrical actuation unlocks strike jaw and thus releasing latchbolt so that the door can be opened without operating latch itself. The Adams Rite 7140 series' extremely compact mechanism very smoothly fits into aluminum jamb (or opposing door) sections as shallow as 1-5/8". It easily fits existing prep for discontinued Adams Rite 7040, 7840N, 7850 series electric strikes.
Adams Rite 7140-540-628-03 Electric Strike Features
- Clear Anodized Finish: Provides an aesthetic appeal and corrosion resistance.
- Aluminum Construction: Ensures durability and lightweight design.
- Grade 1 Strength: Offers superior security and reliability under high traffic conditions.
- 24V AC Intermittent Voltage Operation: Compatible with a wide range of access control systems.
- Current Draw/Amps for 24V Operation: AC Intermittent - 0.74A - ensures reliable 'buzz' signaling on operation.
- Stainless Steel Split-Jaw: Includes 5/8" x 1-7/16" x 1/2" deep strike opening for robust performance.
- Zinc-Aluminum Alloy Case: Dimensions of approximately 1" x 3-3/8" x 1-5/8" deep for compact installation.
- Remote Electrical Control: Allows doors to open without the need to depress panic hardware crossbar.
- UL 1034 Burglary-Resistant Listed: Meets stringent security standards for peace of mind.
- Fail Secure as Standard: Default locking mechanism for enhanced security during power loss.
- Flat Faceplate Included: 1-1/4" x 4-7/8" with square corners ensures compatibility with most door frames.
- Fail Secure Feature: Requires power to unlock, maintaining security when power is lost.
Adams Rite 7140-540-628-03 Electric Strike Specifications
| Feature | Details |
| Model | 7140-540-628-03 |
| Type | Electric Strike, Fail-Secure |
| Material | Clear Anodized Aluminum |
| Faceplate Size | 1-1/4" x 4-7/8" |
| Operation Voltage | 24VAC |
| Current Draw | 0.74A (AC Intermittent) |
| Compatibility | Adams Rite 4500, 4700, 4900 Series |
| Dimensions | 1" x 3-3/8" x 1-5/8" deep |
| Strike Opening Size | 5/8" x 1-7/16" x 1/2" deep |
| Industry Certifications | UL 1034 Listed |
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