Active Production — No Up-Tower Surprises
The Omron E2S-W251M proximity sensor is in active lifecycle stage. No official replacement or cross-reference on record — this is the current production part.

Omron E2S-W251M, Proximity Sensor, Limit and Proximity Switches, Weight 0.05 kgs, Active Lifecycle Stage.
| Parameter | Value |
|---|---|
| Weight | 0.05 kgs |
The Omron E2S-W251M proximity sensor is in active lifecycle stage. No official replacement or cross-reference on record — this is the current production part.
The evidence does not list a sensing distance for the E2S-W251M. For that detail, the datasheet is the authoritative source.
The evidence does not specify the output type (NPN or PNP) for the E2S-W251M. Confirm the output configuration from the full datasheet before wiring.
The E2S-W251M is sourced to order against an RFQ. Submit a request for quote to confirm current pricing and availability — no stock-holding claim is made here.
Alternative models and sibling configurations in the same Omron series. For obsolete or discontinued parts, these models can serve as compatible replacements or functional alternatives for plant maintenance.
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