Engine Auxiliary Components
ISO Certified Quality Assured
2-5 Day Ship In-stock items
3-12M Warranty MOQ 1 piece

12V fuel shut-off solenoid J904630 for CASE & Cummins engines – direct OEM replacement

<p>Stop unexpected shutdowns and get reliable engine cut-off every time — this <strong>12V fuel shut-off solenoid J904630</strong> delivers OEM-equivalent response speed and sealing force, even after thousands of cycles. Built to match the exact coil resistance (≈12Ω cold) and plunger stroke specs of original CASE and Cummins units, it eliminates the “slow drop-out” delay that causes post-shutdown run-on or hard restarts.</p> <ul> <li>Fits CASE 584E, 480E, 1845C loaders & Cummins ISB CM850, QSB4.5, and legacy 6B5.9 engines — no adapters or wiring mods needed</li> <li>Direct replacement for J904630 and 3904630 — verified against factory service manuals, not just part number databases</li> <li>ISO-certified manufacturing with 100% functional testing: each unit undergoes voltage ramp, dwell-time, and leak-check validation</li> <li>Ships same day from our Guangzhou warehouse — no waiting weeks for OEM backorders or risking counterfeit imports</li> </ul>

MOQ

1 Piece

Lead Time

2-5 Business Days

Shipping

120+ Countries

Warranty

3-12 Months

Compatible Brands

CAT Komatsu Hitachi Volvo Hyundai Doosan Kobelco SANY XCMG

Product Specifications

ParameterDetails
Part NameFuel Shut-Off Solenoid
Part Number (OEM Reference)J904630, 3904630
Brand CompatibilityCASE, Cummins
Machine Model FitmentSee full list in Compatible Models table below
Engine CompatibilityCummins: 4B3.9, 6B5.9, ISB CM850, NH 855, NT 855, QSB4.5 CM850(CM2850); CASE: 4-390, 4T-390, 6-590, 6TA-590
Voltage12V DC
ConditionNew Aftermarket
Warranty3–12 months against manufacturing defects
PackagingOriginal retail box with anti-static foam and branded label

Compatible Models

BrandApplicable Models
CASE1845C, 480E, 480E LL, 480F, 480F LL, 570LXT, 580E, 580K, 580L, 580SE, 580SK, 584E, 680L, 85XT, W11B, 450C, 455C, 2096, 1896, 5130, 5230, 550, 550E, 550G, 8820, 8830, 1640, 1800, 4390, 2022, 2044, 585E, 586E, 6000, 6500, 660, 760
CumminsEngines: 4B3.9, 6B5.9, ISB CM850, NH 855, NT 855, QSB4.5 CM850(CM2850)

Tired of Engine Stalling and Unplanned Downtime? Get the Reliable 12V Fuel Shut-Off Solenoid J904630 for CASE and Cummins Machines

Every hour your excavator or loader sits idle costs hundreds — even thousands — of dollars in lost productivity and contract penalties. Counterfeit or low-grade solenoids fail unpredictably, causing sudden engine shutdowns mid-operation. OEM replacements take 2–4 weeks to arrive and cost 30–50% more. And sourcing compatible parts across multiple CASE and Cummins models often means juggling 3–4 suppliers — wasting time and increasing error risk.

OEM-Equivalent Quality, Ready to Ship from Guangzhou Warehouse

This J904630 solenoid is engineered to match original performance specs — tested for 100,000+ actuation cycles under real-world load conditions. Built by ISO 9001-certified factories and verified by our 20+ technical team, it delivers precise fuel cutoff response during emergency stops and engine shutdowns on CASE loaders, tractors, and Cummins-powered equipment. With 10,000+ SKUs in stock locally in Guangzhou, we ship same-day if ordered before 3 PM CST.

Where This Part Works

The J904630 solenoid operates critical engine safety functions in high-duty environments: earthmoving on construction sites, continuous operation in quarries, material handling at ports, and precision work on agricultural combines. In these settings, consistent 12V activation force, rapid magnetic response time (<25 ms), and resistance to vibration-induced loosening directly impact operator safety and machine uptime. This is not a generic electrical component — it’s a mission-critical fuel control device.

Engineering Details That Matter

Our J904630 uses cold-rolled copper windings with Class H insulation (180°C rating) to withstand sustained thermal cycling in engine bays. The armature core is precision-ground low-carbon steel with ±0.02 mm dimensional tolerance — ensuring perfect fit in OEM mounting bores without gasket modification. Sealing is achieved via dual EPDM O-rings rated to -40°C to +120°C, preventing diesel leakage under 3.5 bar line pressure. Surface finish includes zinc-nickel electroplating (8–12 µm thickness) for salt-spray resistance exceeding 500 hours per ASTM B117.

The Real Cost of Wrong Parts

A $12 counterfeit solenoid may save upfront, but causes catastrophic failure: incomplete fuel cutoff leads to engine run-on, damaging injectors and turbochargers; inconsistent voltage draw triggers ECU fault codes requiring diagnostic labor; premature coil burnout forces repeat downtime. Industry data shows non-OEM-equivalent solenoids average 1.5× higher failure rate within 6 months. At $180/hour average fleet labor cost and $2,200/day equipment rental loss, total cost of ownership (TCO) favors certified replacement like this J904630 solenoid — backed by ISO-compliant production and pre-shipment functional testing.

Why Customers Trust XUNPO

We partner exclusively with ISO 9001-certified manufacturers and perform incoming material inspection on every batch. Each J904630 solenoid undergoes 100% functional test: voltage drop, pull-in/hold current, response time, and leak integrity at 4 bar. We offer 3–12 month warranty covering manufacturing defects — no questions asked. With 10 years exporting to 120+ countries, our team has verified over 45,000 part-machine matches. Our 24/7 technical support responds to part verification requests within 2 hours. And because we hold 10,000+ SKUs in Guangzhou, your J904630 order ships in 2–5 working days — no factory lead times, no delays.

Packaging & Shipping

  • Individually sealed in anti-static pouch, mounted in custom-molded foam tray inside rigid retail box
  • In-stock items ship within 2–5 working days after payment confirmation
  • Flexible logistics: Express (DHL/FedEx/UPS), air freight, or sea freight — quoted based on destination and urgency
  • Real-time tracking provided from warehouse dispatch to final delivery
  • Minimum order quantity: 1 piece — designed for urgent field repairs and small workshops

Get Your J904630 Solenoid Now

Your CASE 584E or Cummins ISB CM850 engine shouldn’t wait weeks for a reliable shutdown solenoid. Every day delayed is revenue lost and repair schedules disrupted. Send us your part number, exact machine model, and required quantity — we’ll email a competitive quote within 24 hours. First-time buyers can request a sample for functional testing before bulk order. Stock is ready. Your downtime isn’t.

Frequently Asked Questions

Q: Is this an original OEM part or an aftermarket replacement?

A: This is an OEM-equivalent aftermarket solenoid, manufactured in ISO 9001-certified facilities and tested to meet original performance specifications for CASE and Cummins applications.

Q: How do I confirm this J904630 solenoid fits my specific machine?

A: Provide your machine model (e.g., CASE 480E or Cummins ISB CM850) and serial number if available — our technical team will verify compatibility and respond within 2 hours.

Q: What is the warranty period for this fuel shut-off solenoid?

A: 3–12 months warranty against manufacturing defects. If failure occurs due to material or workmanship, we replace free of charge.

Q: What is the minimum order quantity (MOQ)?

A: MOQ is 1 piece — supporting urgent maintenance needs and small-volume buyers.

Q: How long does shipping take after placing an order?

A: In-stock items ship within 2–5 working days. Express options (DHL/FedEx) deliver to most destinations in 3–7 business days.

Q: Can I request a sample before placing a bulk order?

A: Yes — first-time customers may request one sample unit for functional testing. Sample fee is refundable upon bulk order confirmation.

Ready to order or need a quote?
Send your part number, machine model, and quantity — we'll respond within 24 hours.
WhatsApp: +86 187 2205 7128 | Email: talos@xunpojx.com

Part Type Engine Auxiliary Components
MOQ 1 Piece
Lead Time 2-5 Business Days (in-stock)
Packaging Export Standard Packaging
Quality ISO Certified Factory
Warranty 3-12 Months
Origin Guangzhou, China
Compatibility CAT, Komatsu, Hitachi, Volvo, Hyundai, Doosan, Kobelco, SANY, XCMG

Shipping Policy

  • ✓ In-stock items dispatched in 2-5 business days
  • ✓ Multiple freight options: Express, Air, Sea
  • ✓ Real-time tracking provided
  • ✓ Ships to 120+ countries worldwide
  • ✓ Export-standard packaging for all items

Warranty & Quality

  • ✓ 3-12 month warranty on all parts
  • ✓ ISO-certified factory partners
  • ✓ Strict QC inspection before dispatch
  • ✓ Zero counterfeit policy -- guaranteed
  • ✓ Optional sample testing for new buyers
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