D4E-1A21N Limit Switch - Roller Plunger, Coolant-Resistant, SPDT with Pre-wired Cable (1 unit)

The D4E-1A21N is a roller-plunger limit switch from 's D4E coolant-resistant lineup, designed for position detection and end-of-travel sensing in machine-tool and industrial applications. The switch features sealed, coolant-resistant construction for improved resilience to oil and coolant exposure and a pre-wired cable lead to simplify replacement and installation.

• Exact model: D4E-1A21N - part of the D4E coolant-resistant limit switch family; roller-plunger actuator for compact, low-profile actuation.
• Durable, sealed design: Coolant-resistant housing suited to machine-tool and production environments; datasheet shows enhanced sealing for oil/coolant exposure.
• Pre-wired termination: Delivered with a pre-wired cable lead for faster installation; confirm cable length/connector type and mounting hole locations before replacing a part.
• Package & fit: Sold as a single unit (1 limit switch). Confirm model D4E-1A21N and termination details to ensure compatibility with your equipment.
• Sealed subminiature micro switch for compact sensing, interlock, and snap-action control applications.