This document describes the features and characteristics of the APEM A-78 series high performance toggle switches, suitable for military and other high specification environments. The switches have highly reliable contacts suitable for low level or power applications. The switch lever is pinned to the bushing for grounding and strain relief. The double shell case provides high mechanical strength and electrical insulation. The compact size allows space saving. The switches have a matte black finish and are sealed to IP 67. Various accessories are available for protection and security purposes.
The 12000X778 series from APEM offers high‑performance toggle switches designed for demanding military and industrial environments. Features include a double‑shell case, pinned lever for strain relief, matt‑black finish, and IP67 sealing with O‑ring fronts and rear protection.
The series provides a range of pole configurations (2‑4 poles) and terminal types (solder lug, straight PC) with options for locking levers, security caps, and sealing boots. Electrical ratings cover up to 2 A 250 VAC, 4 A 125 VAC, and 4 A 28 VDC, with a minimum load of 10 mA 50 mV. Approvals include CECC and French defence listings.