SECO-LARM - SS-090-1H0 - SPST High-Security Tubular Key Lock

Product Overview

The SECO‑LARM SS‑090‑1H0 is a high‑security tubular key lock with SPST maintained ON‑OFF switching, rated 12VDC at 2A max. The key is removable only in the OFF position to prevent removal while the circuit is active, and it uses Key #1300 (spare model SS‑090KN‑0 available separately). It is sold in multiples of 5 pieces (price per piece).

Key Configuration

• Switch type: SPST
• Terminals: 2 (shunt ON/OFF)
• Switching action: Maintained ON-OFF
• Voltage: 12 VDC
• Amperage: 2A max
• Key number: 1300

Key Features

The SS‑090‑1H0 is a tubular key‑operated switch providing maintained ON‑OFF switching for access control and security applications. The key is removable only in the OFF position, preventing removal while the circuit is active for enhanced security against unauthorized operation.

Technical Context

The SPST switch is rated at 12VDC, 2A max, supporting low‑voltage devices such as relays, alarms, and access control systems. It uses Key #1300, with the spare key model SS‑090KN‑0 available (single model only), and the tubular key design offers higher pick resistance compared to standard pin tumbler locks.

Installation Notes

The switch features two shunt terminals, is sold in multiples of 5 pieces (price per piece), and is designed for maintained ON‑OFF operation with the key secured in the OFF position.