Adams Rite 7140-540-628 Electric Strike 24VAC Fail Secure, Field Reversible, Square Corner, Anodized

Adams Rite Manufacturing 7140-540-628 Electric Strike offers a reliable solution for access control, designed for seamless integration with Adams Rite deadlatches and cylindrical locksets featuring a latchbolt projection of 1/2" to 5/8". This electric strike operates on 24VAC with an intermittent fail-secure mode, but can be easily field-reversed to fail-safe, providing flexibility depending on your security needs. Constructed from durable zinc aluminum alloy, the strike's compact case measures approximately 1" x 3-3/8" x 1-5/8" deep, fitting into aluminum jamb sections as shallow as 1-5/8". The flat faceplate, measuring 1-1/4" x 4-7/8", features square corners and is available in a clear anodized finish (628/US28), ensuring a modern and professional appearance. With a strike opening of 5/8" x 1-7/16" x 1/2" deep, the stainless steel bolt retainer jaw accommodates any Adams Rite 4500, 4700, or 4900 series deadlatch or cylindrical latch. The 7140 Electric Strike is compatible with various door types, including hollow metal, wood, and aluminum frames, making it a versatile choice for both residential and commercial applications. Enhance your security setup with this robust, efficient electric strike from Adams Rite Manufacturing.

Electric Strike 24VAC Intermittent Fail Secure (FSE), (Field Reversible to FS), Square Corner (SC), 1-1/4in x 4-7/8in Faceplate, 628/US28 Aluminum Clear Anodized

7140 Electric Strikes with 4-7/8" Faceplates are designed for Adams Rite deadlatches or cylindrical locksets with 1/2" to 5/8" latchbolt projection. For use in hollow metal or wood doors and jambs. 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 locksets with 1/2" to 5/8" latchbolt projection. Electrical actuation unlocks strike jaw, releasing latchbolt so door can be opened without operating latch itself. Extremely compact mechanism fits into aluminum jamb sections as shallow as 1-5/8". Fits existing prep for discontinued Adams Rite 7040, 7840N, 7850 Electric Strikes.

Specifications:

• Fail-Safe/Fail-Secure: Field convertible from one mode to the other. However, AC intermittent solenoid must not be used continuously in either.
• Case: Approximately 1" x 3-3/8" x 1-5/8" deep. Zinc aluminum alloy.
• Strike Lip: Basic 7140 strike has lip of proper length for 1-3/4" thick door that closes flush with jamb edge. Where door thickness or jamb shape differs from this standard relationship, lip extension kits are available, specified by last dash number.
• Strike Opening: 5/8" x 1-7/16" x 1/2" deep. Bolt retainer jaw is stainless steel. Strike accepts bolt of any Adams Rite 4500, 4700 (discontinued), or 4900 Deadlatch or cylindrical latches.
• Faceplate: Measures 1-1/4 x 4-7/8" Faceplate is flat, with square corners. Available in a wide range of architectural finishes.
• Voltage: Available in 12 or 24 volt AC and DC. DC continuous units are silent, AC intermittent units "buzz" on operation.

Series Options:

• Choice of mounting in AC and DC for intermittent or continuous duty. 7140 Electric Strike (flat faceplate) available with extended strike lip. Specify assembled for either fail-secure (locked when unpowered) or fail-safe (locked when powered) operation, but can be field converted to the other mode.
• 4603 Rectifier: converts AC to DC, installs in low voltage line between transformer and strike. Rated 2 amps (200 PIV)
• 4605 Transformer: converts 120VAC to 12/24 VAC. Rated 40 Volt-amp output assures plenty of power for strike release. Patented mounting bracket fits in knockout hole of standard junction boxes.
• 4606 Transformer: Plug-in version for standard wall outlet.

Finishes:

• 313 - Dark Bronze Anodized (Similar to 613 - 10B - US10B)
• 335 - Black Anodized
• 626 - Satin Chrome (US26D - 26D)
• 628 - Clear Anodized (US28)

Features

• Strike Lip: Basic 7140 strike has lip of proper length for 1-3/4" thick door that closes flush with jamb edge. Where door thickness or jamb shape differs from this standard relationship, lip extension kits are available, specified by last dash number.
• Strike Opening: 5/8" x 1-7/16" x 1/2" deep. Bolt retainer jaw is stainless steel. Strike accepts bolt of any Adams Rite 4500, 4700 (discontinued), or 4900 Deadlatch or cylindrical latches.
• Case: Approximately 1" x 3-3/8" x 1-5/8" deep. Zinc aluminum alloy.
• Voltage: Available in 12 or 24 volt AC and DC. DC continuous units are silent, AC intermittent units "buzz" on operation.
• Fail-Safe/Fail-Secure: Field convertible from one mode to the other. However, AC intermittent solenoid must not be used continuously in either.
• Faceplate: Measures 1-1/4 x 4-7/8" Faceplate is flat, with square corners. Available in a wide range of architectural finishes.

Resources

• Cut Sheet