Heart & Industry

Home · Fortress Interlocks

MA2-M6-ST401-D3

MA2-M6-ST401-D3

Fortress Interlocks

Price not listed

A non-locking 24 V amGardpro guard switch (proStop) with dual-channel, positive-break safety contacts. Includes an AM rotary actuator (left-hand entry) with a rotary AM head. MA — Actuator Type: AM Standard Actuator 2 — Actuator Position: Left hand entry M6 — Head Type: Standard rotary actuation AM head ST401 — Loks Stops Block: ST · Loks Stops Type: STOP body – guard switch, no locking function 4 · Loks Stops Voltage: 24V 0 · PTUPTL: Non-locking (STOP body) 1 · Signal Type: Standard sourcing D3 · QD Left: 8-pin M12 quick disconnect

Fortress Interlocks's own words, read from their page.

Buy from FORTRESS INTERLOCKS LIMITEDPrice seen 2026-09-26. Not an affiliate link, we earn nothing from it.

Where this comes from

The part other shops don't tell you. Three separate questions, kept separate on purpose, each with its source.