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Allen‑Bradley 440R‑D23171 Safety Relay

Allen‑Bradley Guardmaster MSR125HP (440R‑D23171) Two-Hand Control Safety Relay This unit is a dedicated two-hand control safety relay under the Guardmaster series of Rockwell Automation. It features dual-channel input, 2 NO safety contacts, Category 4 / Performance Level e (PL e) safety rating and removable terminals. Designed specifically for high-risk machinery requiring synchronized two-hand operation, it keeps operators’ hands within safe…

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Allen‑Bradley 440R‑D23171 Safety Relay

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