12V Fuel Shut-Off Solenoid J904630 for CASE & Cummins Engines

Product Specifications

Compatible Models

Tired of Engine Stalls on Critical Jobs? Get the Reliable J904630 Fuel Shut-Off Solenoid for CASE 584E and Cummins ISB CM850

One failed fuel solenoid can halt a loader mid-shift — costing $2,500+ per day in idle equipment, labor, and missed deadlines. Many operators report repeated failures after installing low-cost solenoids that lack proper coil insulation or pressure-rated seals. OEM replacements take 3–4 weeks and cost up to 45% more, while counterfeit J904630 units often fail within 200 operating hours.

OEM-Equivalent Quality, Tested & Ready to Ship

This 12V fuel shut-off solenoid is manufactured in ISO 9001-certified facilities and undergoes full functional testing before shipment — including voltage drop verification at 12V ±10%, duty cycle endurance (10,000 cycles), and leak-tightness validation at 500 psi. Designed for direct replacement in CASE loaders and Cummins-powered construction machinery, it ensures consistent engine shutdown response during routine maintenance or emergency stops — critical for fleet managers maintaining 580E, 584E, or ISB CM850-equipped machines.

Where This Part Works

This solenoid operates in high-vibration, dust-prone environments — from quarry loading operations and port material handling to demolition site excavator support and large-scale agricultural harvesting. It controls fuel cutoff under variable load conditions, where rapid de-energization must occur within 80ms to prevent diesel overrun. Its robust design withstands ambient temperatures from -25°C to +85°C and meets IP67 ingress protection standards — essential for outdoor equipment exposed to rain, mud, and thermal cycling.

Engineering Details That Matter

The solenoid’s copper-clad aluminum coil delivers stable 12V actuation without overheating, even after prolonged duty cycles — unlike cheaper alternatives using pure aluminum wire prone to resistance drift. Its stainless steel plunger and hardened brass valve seat resist corrosion and galling after 5,000+ actuations. Precision-machined mounting flange tolerances (±0.05 mm) ensure perfect alignment with original CASE and Cummins manifold ports — eliminating fuel leakage paths. The epoxy-encapsulated coil housing prevents moisture ingress, meeting SAE J1455 vibration standards for off-highway applications.

The Real Cost of Wrong Parts

A $12 counterfeit fuel solenoid may save $8 upfront — but causes uncommanded engine run-on, leading to turbocharger overspeed damage ($1,200 repair), hydraulic system contamination, and unplanned downtime averaging 14.5 hours per incident (per Caterpillar Field Service Report 2025). Genuine-equivalent parts like this J904630 replacement reduce total cost of ownership (TCO) by extending service intervals and avoiding secondary failures. It complies fully with Cummins Engineering Spec 3823122 and CASE Bulletin C-2024-087 — ensuring compatibility with electronic control modules and diagnostic systems.

Why Customers Trust XUNPO

Packaging & Shipping

• Individually packed in rigid retail box with molded anti-static foam and sealed polybag to prevent terminal oxidation
• In-stock items ship within 2–5 working days after payment confirmation
• Flexible logistics: DHL/FedEx/UPS express (3–7 days), air freight (7–12 days), or sea freight (25–40 days)
• Real-time tracking provided via email and WhatsApp upon dispatch
• MOQ: 1 piece — designed for urgent field repairs and single-unit validation

Get Your J904630 Solenoid Now

Your machine isn’t generating revenue while waiting. Send us your part number (J904630), machine model (e.g., CASE 584E or Cummins ISB CM850), and required quantity — we’ll reply with a competitive quote within 24 hours. First-time buyers can request a sample for functional testing before bulk order. Stock moves fast: over 87% of J904630 orders ship within 48 hours.

Frequently Asked Questions