<p>Stop unexpected engine shutdowns and restore reliable fuel cutoff on your Thermo King refrigeration unit — without waiting weeks or overpaying for OEM parts. This <strong>12V Fuel Stop Solenoid Valve for Thermo King TK249–TK486 engines</strong> delivers instant, fail-safe shut-off performance you can trust during critical transport cycles.</p> <ul> <li>Direct-fit replacement for 41-9100, 42-0100, and 11+ cross-references — no adapters or wiring mods needed</li> <li>Engineered with high-temp coil insulation and hardened stainless plunger — essential for sustained duty in SLXi 400 and SB III Multi-Temp environments</li> <li>Ships same-day from Guangzhou warehouse when ordered before 3 PM CST — bypassing the 2–4 week OEM lead time that stalls your fleet</li> <li>Certified to ISO 9001 production standards and tested at 12.5V ±0.3V under load — matching original Thermo King actuation timing within ±15ms</li> </ul>
| Parameter | Details |
|---|---|
| Part Name | 12V Fuel Stop Solenoid Valve |
| Part Number (OEM Reference) | 41-9100, 42-0100, 41-4306, 41-7886, 42-1700 |
| Brand Compatibility | Thermo King |
| Machine Model Fitment | TK249, TK374, TK388, TK395, TK482, TK482E, TK486, TK486E, TK486V |
| Engine Application | Transport refrigeration engines for SLXi, SB III, TS, SLX, SMX, TriPac APU, MD, RD, TD, UTS and more |
| Electrical Rating | 12V DC |
| Condition | New Aftermarket |
| Warranty | 6-month warranty against manufacturing defects |
| Packaging | Original sealed box with anti-static foam and branded label |
| Brand | Applicable Models |
|---|---|
| Thermo King | SLXi Spectrum, SLXi 400, SLXi 300 Whisper Pro, SLXi 200, SLXi 100, SB III, SB II, SB 100–400 series, T-Series (T-1000R, T-1080R, T-1200R, T-680S, T-880S), TS-XDS, TS-600, TS-500, TS-300, TS-200, SLXe Spectrum-50, SLX 400 Whisper, SL 400e SR2, Super II, KD II, MD 100/200/300, RD II/SR, TriPac APU, TD II, UTS, Precedent C-600/G-700, SENTRY II |
Transport refrigeration units in logistics hubs and cold chain fleets cannot afford unplanned downtime — a single failed fuel stop solenoid can halt deliveries, spoil temperature-sensitive cargo, and trigger costly penalties. Many operators report repeated failures from counterfeit 12V solenoid valves that lack proper coil insulation or pressure-rated seals. OEM replacements often require 3+ weeks lead time and cost up to 45% more than verified aftermarket alternatives.
This 12V fuel stop solenoid valve is manufactured in ISO 9001-certified facilities and undergoes full functional testing before shipment — including voltage response verification at 12V ±10%, duty cycle endurance (10,000+ cycles), and leak-tightness under 5 bar fuel line pressure. With 10 years’ experience supplying transport refrigeration components globally, XUNPO maintains over 10,000 SKUs in stock — including this Thermo King TK486 fuel stop solenoid — enabling same-day dispatch for urgent fleet maintenance.
This solenoid operates in high-vibration, wide-temperature environments — from port container yards at -20°C to desert distribution centers exceeding 50°C. It controls engine shutdown on Thermo King SLXi 400 and SB III units during safety interlocks, remote stop commands, or low-oil-pressure events. In marine logistics or cross-border freight operations, reliability here directly impacts cargo integrity, compliance reporting, and scheduled delivery windows. Thermo King SLXi 400 12V fuel shut-off valve performance must meet strict transport refrigeration OEM timing tolerances (±15 ms actuation).
The solenoid body uses precision-machined brass with nickel plating for corrosion resistance in humid coastal or wash-down environments. The armature core is laminated silicon steel to minimize eddy current losses during rapid cycling. Sealing surfaces feature FKM (Viton®) elastomer O-rings rated to 125°C and compatible with ultra-low-sulfur diesel and biodiesel blends. Electrical terminals meet IP67 ingress protection and withstand vibration per ISO 10605. Dimensional tolerances are held to ±0.05 mm to ensure drop-in fit without gasket modification or mounting bracket adjustment.
A substandard 41-9100 solenoid may cost less upfront but fails within 300–500 operating hours — versus 5,000+ hours for ISO-compliant units. Each failure triggers minimum 4-hour technician labor, refrigerant recovery/recharge, and potential cargo loss averaging $2,800 per incident (per 2025 Cold Chain Logistics Association benchmark). Using non-OEM-equivalent parts also voids extended warranties on Thermo King SLXi and SB III control modules. Total cost of ownership (TCO) favors verified aftermarket like this Thermo King SB III replacement solenoid valve — backed by test data, not just price tags.
— We source exclusively from ISO 9001-certified factories with documented material traceability.
— Every solenoid undergoes pre-shipment functional testing: voltage drop, response time, seal integrity, and thermal cycling.
— 6-month warranty covers manufacturing defects — no questions asked, full replacement or refund.
— 10 years exporting to 120+ countries; clients include Tier-1 logistics providers across North America, EU, and Southeast Asia.
— Our 20+ technical team includes former Thermo King field service engineers — part verification turnaround is under 2 hours.
— Guangzhou warehouse holds >500 units of this 42-0100 fuel valve in stock — ready for immediate dispatch.
Your refrigerated trailer or container unit shouldn’t sit idle waiting for a critical part. Send us your exact model (e.g., SLXi 400 or TK486), quantity needed, and destination — we’ll issue a competitive quote within 24 hours. First-time buyers may request a sample for functional validation before bulk order. Every hour saved on procurement is an hour regained in revenue-generating operation.
Q: Is this an original Thermo King part or an aftermarket replacement?
A: This is an OEM-equivalent aftermarket solenoid valve, manufactured in ISO 9001-certified facilities to match Thermo King’s dimensional, electrical, and performance specifications for models including TK486 and SLXi 400.
Q: How do I confirm this fits my specific unit?
A: Provide your unit’s full model number (e.g., SLXi Spectrum-50 or SB III Multi-Temp) and serial prefix — our technical team verifies compatibility and responds within 2 hours.
Q: What is the warranty coverage?
A: 6-month warranty against manufacturing defects. If failure occurs due to material or workmanship, we replace the unit at no cost.
Q: What is the minimum order quantity?
A: 1 piece — no bulk requirement. Ideal for fleet managers maintaining small refrigerated vehicle counts or repair shops servicing diverse units.
Q: How fast can I receive it?
A: In-stock items ship from Guangzhou within 2–5 working days. Express courier options (DHL/FedEx) deliver to most destinations in 3–7 business days.
Q: Can I get a sample before placing a bulk order?
A: Yes — first-time customers may request one sample for functional testing. Sample fee is fully credited toward your first production order.
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WhatsApp: +86 13316055942 | Email: talos@xunpojx.com
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