12V Fuel Cut-off Injection Solenoid DPA DPS CAV LUCAS 7167-620B 9009-049

Product Specifications

Compatible Models

Tired of Unexpected Engine Shutdowns? Get the Right 12V Fuel Cut-off Solenoid for Your DPA/DPS/CAV/Lucas Engine

Every unplanned engine shutdown on a construction site costs hundreds to thousands of dollars per hour in idle equipment, labor, and missed deadlines. Counterfeit or low-grade fuel solenoids fail prematurely under load — causing erratic cutoff, hard restarts, or complete no-start conditions. OEM replacements take 2–4 weeks and cost 30–50% more, delaying critical maintenance when your excavator or loader must be back online tomorrow.

OEM-Equivalent Quality, Ready to Ship from Guangzhou Warehouse

This 12V fuel cut-off solenoid is manufactured in ISO 9001-certified facilities and rigorously tested before shipment to match original performance specs for DPA, DPS, CAV, and Lucas diesel injection systems. Built for real-world use in excavator engine bays and generator sets, it delivers consistent 12V actuation force, fast response time (<25 ms), and stable hold-in current — enabling reliable engine start/stop during hydraulic-intensive digging cycles or extended idling periods. With 10,000+ SKUs in stock at our Guangzhou warehouse, this part ships within 2–5 working days — no waiting for overseas production runs.

Where This Part Works

This solenoid operates reliably across high-vibration, high-temperature environments typical in excavators, wheel loaders, and mobile cranes — especially in mining, port operations, and demolition sites where continuous duty cycles demand dependable fuel shutoff control. It’s engineered for direct integration into diesel injection pumps used in Tier 2 and Tier 3 off-road engines. As a 12V engine shutdown solenoid for excavators, it ensures precise fuel cutoff during emergency stops or scheduled shutdowns — preventing run-on, fuel leakage, or uncontrolled restarts in dusty, humid, or saline conditions.

Engineering Details That Matter

The solenoid coil uses Class H insulation (180°C rated) to withstand prolonged exposure to engine bay temperatures up to 120°C without degradation. The plunger is precision-ground stainless steel with a Rockwell hardness of HRC 48–52, ensuring resistance to wear and magnetic sticking after 100,000+ actuation cycles. Sealing is achieved via dual NBR O-rings rated to IP67, preventing moisture ingress and maintaining consistent pull-in voltage even after repeated thermal cycling. Dimensional tolerances are held to ±0.05 mm — guaranteeing full interchangeability with original 7167-620B and 9009-049 mounting configurations without adapter plates or wiring modifications.

The Real Cost of Wrong Parts

A $15 counterfeit solenoid may save upfront, but often fails within 200 operating hours — triggering repeat downtime, diagnostic labor, and secondary damage to injection pumps or ECMs. Industry data shows substandard solenoids increase unscheduled maintenance frequency by 3.2× and reduce mean time between failures (MTBF) by 58% versus ISO-compliant parts. When calculated over a 2-year service life, the total cost of ownership (TCO) for a non-OEM-equivalent part exceeds that of this XUNPO replacement by 220%. This 12V fuel solenoid meets ISO 4414 hydraulic component standards and is verified against OEM electrical and mechanical benchmarks — delivering predictable performance and protecting your investment in high-value machinery.

Why Customers Trust XUNPO

Packaging & Shipping

• Each solenoid is sealed in an individual retail box with molded anti-static foam and moisture barrier lining.
• In-stock items ship within 2–5 working days after payment confirmation.
• Flexible logistics: Express (DHL/FedEx/UPS), air freight, or sea freight — all with tracking.
• Real-time logistics updates provided from dispatch to delivery confirmation.
• MOQ is 1 piece — supporting urgent field repairs and small-batch testing.

Get Your Fuel Cut-off Solenoid Now

Your excavator or loader isn’t generating revenue while it’s down. Send us your machine model, current solenoid part number (e.g., Lucas 7167-620B), and required quantity — we’ll reply with a competitive quote within 24 hours. First-time buyers can request a sample for functional validation before placing bulk orders. No minimum order, no hidden fees, no delays — just reliable parts, shipped fast.

Frequently Asked Questions