Product · United States

MQ137 Transmitter NH3 Chicken House Public Toilet Pig Farm Detection 4-20 MA Output RS485 Ammonia Sensor

Lowest price: $67.59 · 1 store · price range $67.59 … $67.59

Price history: 2 daily prices tracked since 2026-10-18; lowest $67.59, highest $67.59.

Price last confirmed by the store feed on 2026-10-19.

Prices across stores

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