<p>Get your Thermo King reefer unit back online in minutes — no more waiting weeks for OEM parts or risking downtime with unreliable substitutes. This <strong>12V 2.0kW starter motor 45-2323</strong> delivers instant, high-torque cranking power exactly where it’s needed: on SB/SL series units that demand consistent cold-start performance, even in extreme ambient conditions.</p> <ul> <li>Direct-fit replacement for SB-200, SB-310, SL300, SL400 and all listed models — no wiring mods or bracket adjustments required</li> <li>Features genuine 9-tooth pinion engagement (not the weaker 8T common in budget clones), ensuring precise meshing and extended gear life</li> <li>Covers all major cross-references: Carrier Transicold 20-45-2323, Thermo King 45-2323, Yanmar 126486-77010, and more</li> <li>Pre-tested for 12V draw stability under load — critical for avoiding voltage sag that trips control boards on modern SB-II SR and SL-series units</li> </ul>
| Parameter | Details |
|---|---|
| Part Name | 12V 9T 2.0kW Starter Motor |
| Part Number (OEM Reference) | 45-2323, 452323 |
| Brand Compatibility | Thermo King, Carrier Transicold, Hitachi, Yanmar |
| Machine Model Fitment | Thermo King SB-200, SB-210, SB-300, SB-310, SB-II SR, SB-III SR, SL100, SL200, SL300, SL400 |
| Electrical Rating | 12V DC, 2.0kW output power |
| Condition | New Aftermarket |
| Warranty | 6-month standard warranty against manufacturing defects |
| Packaging | Original retail box with anti-static foam and moisture-proof inner lining |
| Brand | Applicable Models |
|---|---|
| Thermo King | SB-200, SB-210, SB-300, SB-310, SB-II SR, SB-III SR, SL100, SL200, SL300, SL400 |
Every unplanned shutdown of a refrigerated transport unit costs operators hundreds to thousands of USD per day — especially during peak logistics seasons. Counterfeit or low-grade starter motors fail under load, cause repeated cranking failures, and often damage flywheels or solenoids. OEM replacements take 3–4 weeks and cost up to 45% more — delaying fleet readiness and increasing downtime risk.
This 12V 2.0kW starter motor 45-2323 is engineered to match original Thermo King performance specs — built by ISO 9001-certified factories, tested for torque output, engagement timing, and cold-cranking amps before shipment. With 10 years of global export experience and 10,000+ SKUs in stock, XUNPO supplies verified replacement starters for refrigeration units used in heavy-duty transport, port logistics, and cold-chain distribution — no guesswork, no delays.
This starter motor operates in high-vibration, temperature-variable environments: refrigerated trailers on long-haul routes, container handling equipment at seaports, and mobile cold storage units deployed across mining sites and construction camps. It must deliver consistent 9-tooth gear engagement and full 2.0kW cranking power even at -20°C — making material integrity and electromagnetic coil reliability non-negotiable. Thermo King SB SL starter applications demand precise thermal management and corrosion resistance — critical for uptime in humid coastal ports or dusty inland terminals.
The armature core uses high-purity copper windings with Class H insulation (180°C rating), ensuring stable output during extended cranking cycles. The drive pinion is precision-machined from SAE 1045 steel and induction-hardened to 58–62 HRC for wear resistance against ring gear contact. Sealing meets IP54 standards to prevent moisture ingress into the solenoid housing — a common failure point in marine and refrigerated environments. Dimensional tolerances are held within ±0.1mm to guarantee direct bolt-on fitment without shimming or modification. Surface treatment includes zinc-nickel plating (15µm) for salt-spray resistance exceeding 720 hours per ASTM B117.
A $35 counterfeit starter may save upfront, but often fails within 3–6 months — triggering secondary damage to flywheels, wiring harnesses, or control modules. Each unscheduled repair adds 3–5 labor hours plus towing and lost refrigeration time. Industry data shows improper starters increase total cost of ownership (TCO) by 210% over 2 years versus ISO-compliant aftermarket parts. This 45-2323 replacement starter motor meets Thermo King’s published electrical and mechanical specifications — not just “close enough.” Carrier Transicold 45-2323 starter compatibility is validated via terminal voltage drop testing and bench-load cycling — ensuring true OEM-equivalent reliability.
Only ISO 9001-certified factories supply our starter motors — every batch undergoes incoming material inspection for copper purity and steel hardness. Each unit is 100% bench-tested for cranking torque (≥120 N·m), pull-in voltage (≤8.5V), and disengagement timing (<120ms). We offer 6-month warranty coverage for manufacturing defects — no restocking fees, no hassle. With 10 years’ experience shipping to 120+ countries — including repeat orders from logistics fleets in Germany, UAE, and Brazil — our track record is proven. Our 20+ technical team members include certified diesel-electric technicians who verify part fitment within 2 hours. And with 10,000+ SKUs in our Guangzhou warehouse, this Thermo King starter motor ships in 2–5 working days.
Your refrigerated unit isn’t generating revenue while it sits idle. Send us your part number (e.g., 45-2323), machine model (e.g., SL300 or SB-200), and required quantity — we’ll send a competitive quote within 24 hours. First-time buyers can request a sample for functional validation before bulk ordering. Stock is ready. Your next repair starts with one message.
Q: Is this an original Thermo King OEM part or an aftermarket replacement?
A: This is an OEM-equivalent aftermarket starter motor, manufactured by ISO 9001-certified factories to meet Thermo King’s published performance and dimensional specifications — not a recycled or refurbished unit.
Q: How do I confirm if this starter motor fits my specific Thermo King unit?
A: Provide your exact model (e.g., SL400) and serial number prefix if available — our technical team will verify compatibility and respond within 2 hours.
Q: What is the warranty period for this starter motor?
A: Standard warranty is 6 months from date of shipment, covering defects in materials and workmanship. Claims require photo documentation and brief failure description.
Q: What is the minimum order quantity?
A: MOQ is 1 piece — no exceptions. Ideal for emergency replacements and small maintenance teams.
Q: How fast can you ship after I place an order?
A: In-stock units ship within 2–5 working days. Express courier options (DHL/FedEx) are available for urgent deliveries.
Q: Can I receive 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.
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WhatsApp: +86 13316055942 | Email: talos@xunpojx.com
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