Engine Oil Pressure Switch — 1/8" BSP SKU: QT42171

This engine oil pressure switch monitors the lubrication system and signals when pressure drops, helping protect the engine from damage.

Built for demanding farm use, it features a sealed design and durable internal contacts that stand up to vibration, oil exposure, and harsh conditions.

• 1/8" BSP male thread connection
• Sealed housing resists oil and moisture
• Durable contacts for frequent cycling
• Compact design for flexible mounting locations

Installation Tip: Apply thread sealant to the 1/8" BSP fitting and tighten only until snug to avoid stressing the housing.

A dependable switch that helps keep your engine protected and your equipment running reliably season after season.