SECURITRON Electric Door Strike: 1 1/4 in Wd, 4 7/8 in Ht, Cylindrical/Mortise
The SECURITRON UNL-24 is a combination cylindrical and mortise electric strike, 1 1/4 in wide and 4 7/8 in high, in stainless steel. It operates on 24V input voltage and carries a Performance Duty Rating of 1 (Heavy…
SKU 3G-OTH-521517
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Product Description
The SECURITRON UNL-24 is a combination cylindrical and mortise electric strike, 1 1/4 in wide and 4 7/8 in high, in stainless steel. It operates on 24V input voltage and carries a Performance Duty Rating of 1 (Heavy Duty). As an authorised distributor, 3G Electric interprets demand and delivers this genuine SECURITRON strike across 14 industrial departments, with specialist depth in controls to support your access-control integration.
Frequently Asked Questions
What is the SECURITRON UNL-24 electric door strike used for?
The SECURITRON UNL-24 is a heavy-duty electric strike used in access-control systems to release cylindrical or mortise locksets. It is common in commercial and industrial doors requiring secure, remote unlocking. 3G Electric supplies this genuine SECURITRON strike globally, with specialist controls support for integration.
What are the specifications of the SECURITRON UNL-24?
The SECURITRON UNL-24 is a combination cylindrical and mortise electric strike, 1 1/4 in wide by 4 7/8 in high, in stainless steel. It operates on 24V input voltage and carries a Performance Duty Rating of 1 (Heavy Duty). The manufacturer part number is UNL-24.
Where to buy the SECURITRON UNL-24 worldwide?
3G Electric supplies the genuine SECURITRON UNL-24 electric strike to customers worldwide. We handle full logistics, customs clearance, and delivery to your site. As a global industrial solutions provider, we source and deliver this heavy-duty strike for access-control applications across 14 departments.
How to install the SECURITRON UNL-24 electric strike?
Install the SECURITRON UNL-24 by mounting it into the door frame cutout, connecting 24V power to the strike terminals, and aligning it with the cylindrical or mortise lockset. Follow the manufacturer's wiring diagram for fail-safe or fail-secure operation. 3G Electric can provide technical support for integration.
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3G Electric supplies SECURITRON combination cylindrical & mortise electric strikes. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

