Seco-Larm - SD-998CM-SD3A - 1/2″ Tamper-Resistant Electric Rim Strike with Latch Monitoring

Product Overview

The SECO-LARM 1/2 in. Tamper-Resistant Electric Rim Strike with Latch Monitoring is a surface-mount strike designed for rim-type exit devices with Pullman latch bolts. It supports 12/24 VDC operation, selectable fail-safe or fail-secure modes, and installs on metal or wood frames without requiring frame cutting.

Key Configuration

Surface-mount electric rim strike for rim-type exit devices. 12/24 VDC non-polarized operating voltage. Accommodates up to 3/4 in. Pullman latch with horizontal adjustment

Key Features

• • UL 294 and UL 1034 Listed for access control and locking applications
• • Field-selectable fail-safe or fail-secure operation
• • Tamper-resistant stainless steel construction supports long-term durability
• • Provides 1,500 lb / 6673 N static strength and is tested for 250,000 cycles
• • Compatible with standard rim-type exit devices, including SECO-LARM SD-962AR-36A and SD-962AR-36G

Technical Context

The strike is designed for use with UL Listed exit hardware and must not impair the operation of emergency or panic hardware mounted on the door. It features low current draw of 540mA at 12VDC or 270mA at 24VDC, along with latch monitoring for access control status feedback.

Installation Notes

The surface-mount design allows installation on metal or wood frames without frame cutting. The reversible non-handed design supports flexible placement, and included spacers consist of one 1/16 in. / 1.5 mm spacer and two 1/8 in. / 3 mm spacers. For indoor use only.