Engine Auxiliary Components
12V 2.0kW starter motor 45-2323 for Thermo King SB/SL series – direct replacement
<p>Get your Thermo King refrigerated unit back online fast—no more downtime waiting for OEM delays or overpaying for branded starters. This <strong>12V 2.0kW starter motor 45-2323</strong> delivers instant cranking torque even in cold starts and high-resistance conditions, thanks to its robust 9T pinion gear and optimized field coil winding.</p> <ul> <li>Direct drop-in replacement for SB-200, SB-300, SL400, and all SB/SL series—no wiring mods or bracket fabrication needed</li> <li>Cross-compatible with Carrier Transicold (20-45-2323), Hitachi (S13-207A), and Yanmar (126486-77010) — verified fit, not just matching numbers</li> <li>Pre-tested for pull-in voltage ≤7.2V and cranking current ≤320A — critical specs most aftermarket units fail silently</li> <li>Backed by XUNPO’s 6-month warranty and same-day technical verification if your unit model isn’t listed</li> </ul>
Lead Time
2-5 Days
Warranty
3-12 Months
Min. Order
1 Piece
Ships To
120+ Countries
Request a Quote
Response within 24 hours
Product Details
Especificaciones del producto
Parámetro
Detalles
Nombre de la pieza
Número de pieza (Referencia OEM)
Compatibilidad de Marca
Ajuste del modelo de máquina
Condición
Nuevo Aftermarket
Garantía
3–12 meses contra defectos de fabricación
Embalaje
Modelos Compatibles
Marca
Modelos aplicables
Hitachi
Yanmar
Refrigerated transport units sit idle for hours—or days—when a starter fails mid-shift. Operators report repeated failures from off-brand 45-2323 starters that draw excessive current, overheat after 3–4 cranks, or fail to engage fully in cold ambient conditions. OEM replacements take 18–25 days to arrive, delaying deliveries and triggering demurrage fees at ports. Finding one supplier who stocks verified starters for both SB-300 and SL400 models remains a daily challenge for fleet maintenance teams. Calidad equivalente a OEM, lista para enviar desde el almacén de Guangzhou
This 12V 2.0kW starter motor is engineered to match original Thermo King performance specs—not just appearance. Built in ISO 9001-certified factories, every unit undergoes pre-shipment bench testing: voltage drop ≤0.8V at full load, cranking torque ≥12.5 N·m, and engagement cycle durability ≥50,000 cycles. With 10 years’ experience supplying refrigerated transport parts globally, XUNPO maintains over 10,000 SKUs—including high-demand electrical components like this starter—for immediate dispatch to logistics hubs, port repair shops, and refrigeration service centers. Dónde funciona esta pieza
This starter operates under demanding duty cycles in refrigerated container handling, cross-border freight terminals, and urban last-mile delivery fleets. It must deliver consistent cranking power at -20°C ambient during early-morning starts and withstand vibration levels up to 5g RMS across 10–2,000 Hz in moving trailers. In marine container yards, salt-laden air accelerates corrosion—making proper plating and sealed solenoid design critical. The 45-2323 starter motor is routinely installed during scheduled preventive maintenance on Thermo King SB-300 and SL400 units before seasonal temperature shifts. Detalles de ingeniería que importan
The armature uses copper windings with Class H insulation (180°C thermal rating), preventing insulation breakdown during extended cranking in high-ambient environments. Precision-ground pinion gear teeth (9T, 1.5 module) ensure full meshing depth with flywheel ring gears—eliminating grinding noise and premature wear. The solenoid housing is zinc-nickel plated (≥15µm thickness) to resist corrosion in coastal and humid inland depots. Dimensional tolerances comply with ISO 2768-mK standards: pinion shaft runout ≤0.05mm, flange face perpendicularity ±0.1°, ensuring perfect bolt-on fit without shimming or alignment tools. El verdadero costo de las piezas incorrectas
A $79 starter that fails after 8 months costs more than a $139 verified replacement: labor to re-remove and reinstall (1.5–2.0 hours), diagnostic time to rule out battery/alternator issues, and unplanned downtime averaging $1,200/day per unit in refrigerated freight. Counterfeit units often omit magnetic shielding—causing EMI interference with Thermo King’s digital control modules, triggering false fault codes. This 45-2323 starter motor meets ISO 16750-2 for electrical robustness and complies with OEM torque and timing specifications—reducing total cost of ownership (TCO) by extending mean time between failures (MTBF) to 4.2 years versus 1.7 years for uncertified alternatives. Por qué los clientes confían en XUNPO
Only ISO 9001-certified factories supply our electrical components—each batch inspected for winding resistance, brush spring pressure, and solenoid pull-in voltage. Every starter motor undergoes 100% functional testing: no-load current ≤85A, full-load current ≤320A, and cranking speed ≥1,850 RPM at 11.5V. We offer 3–12 month warranty covering material and workmanship defects—no restocking fees, no return shipping charges. Our 10-year export track record includes shipments to 120+ countries, backed by 20+ technical specialists fluent in English, Spanish, Arabic, and Russian. All 45-2323 starters ship from our Guangzhou warehouse—no drop-shipping or third-party fulfillment. And if you’re unsure about compatibility, send your machine ID or photo—we confirm fitment within 2 hours. Logística flexible: DHL/FedEx/UPS express (3–7 días), carga aérea (7–12 días) o carga marítima (25–40 días)
Número de seguimiento en tiempo real proporcionado al momento del envío, actualizado hasta la entrega final Your Thermo King SB-300 or SL400 won’t wait—and neither should your parts order. Every hour of downtime costs revenue, customer trust, and schedule compliance. Send us your part number (e.g., 45-2323), exact model (e.g., SL400 with serial prefix), and required quantity—we’ll email a competitive quote within 24 hours. First-time buyers may request a sample for functional validation before bulk purchase. Preguntas Frecuentes
Q: Is this an original Thermo King part or an aftermarket replacement? A: This is an OEM-equivalent aftermarket starter motor, manufactured in ISO 9001-certified facilities to meet Thermo King’s dimensional, electrical, and performance specifications—not a recycled or refurbished unit. Q: How do I confirm this starter fits my specific SB or SL unit? A: Provide your machine’s full model name and serial number (e.g., SL400-18E-XXXXX), and our technical team will verify compatibility within 2 hours using OEM service manuals and cross-reference databases. Q: What is the warranty coverage for this starter motor? A: 3–12 months limited warranty against manufacturing defects. If failure occurs due to material or workmanship, we cover replacement parts and return shipping—no questions asked. P: ¿Cuál es la cantidad mínima de pedido?
A: 1 piece. We support emergency repairs, pilot installations, and small-fleet maintenance with no volume requirement. Q: How fast can I receive this starter motor after ordering? A: In-stock units ship from Guangzhou within 2–5 working days. Express courier delivery takes 3–7 days to most destinations in North America, Europe, and Southeast Asia. Q: ¿Puedo solicitar una muestra antes de realizar un pedido al por mayor?
A: Yes—first-time customers may request one sample unit for functional testing. Sample fee is refundable against your first bulk order. Ready to order or need a quote?
Starter Motor
45-2323, 452323, 20-45-2323, 10-45-2323, S13-207A, 126486-77010
Thermo King, Carrier Transicold, Hitachi, Yanmar
Thermo King SB-200, SB-210, SB-300, SB-310, SB-II SR, SB-III SR, SL100, SL200, SL300, SL400
Voltage / Power
12V / 2.0kW
Teeth Count
9T
Original retail box with anti-static foam and reinforced corrugated carton
Thermo King
SB-200, SB-210, SB-300, SB-310, SB-II SR, SB-III SR, SL100, SL200, SL300, SL400
Carrier Transicold
SB/SL series units using 45-2323 starter motor
S13-207A, S13-207C
126486-77010, 126486-77011, 129486-77011
Tired of Starter Failures on Thermo King SB & SL Units? Get the Reliable 45-2323 Starter Motor That Starts Every Time
Packaging & Shipping
Get Your 45-2323 Starter Motor Now
Send your part number, machine model, and quantity — we’ll respond within 24 hours.
WhatsApp: +86 187 2205 7128 | Email: talos@xunpojx.com
Compatible Brands
Our parts are engineered to meet or exceed OEM specifications. Please provide your machine model number and serial number when inquiring to confirm exact compatibility.
How to Confirm Compatibility
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1
Find Your Machine Model
Locate the model plate on your machine, typically near the cab or engine compartment.
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2
Note the Part Number
Check your parts manual or existing part for the OEM part number.
-
3
Contact Our Team
Our technical team verifies compatibility within 2 hours. Send us the details via the inquiry form or WhatsApp.
Shipping Information
Express Shipping
DHL, FedEx, UPS -- 3-7 business days worldwide
Sea Freight
Cost-effective option for bulk orders -- 15-35 days
Real-Time Tracking
Tracking number provided after shipment. 24/7 support available.
Warranty Policy
All parts come with manufacturer warranty. Duration varies by product category.
- Manufacturing defects covered in full
- Free replacement or full refund for defective parts
- Post-delivery technical support included
- Sample testing available for first-time buyers
ISO Certified Quality
All parts sourced from ISO-certified factories with strict QC processes and material traceability.
Competitive Pricing
Save 30-50% vs OEM prices without compromising quality. Transparent pricing with no hidden fees.
Fast 2-5 Day Shipping
Large Guangzhou warehouse with 10,000+ SKUs in stock. Most orders ship within 2-5 business days.
10+ Years Experience
20+ professionals with deep technical knowledge serving 1,000+ clients across 120+ countries.
24/7 Technical Support
Dedicated support team available around the clock. Part verification within 2 hours of inquiry.
Global Reach
Flexible shipping solutions including express and sea freight to 120+ countries with real-time tracking.
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View DetailsNeed a Custom Quote?
Our technical team responds within 24 hours. MOQ 1 piece. Ships to 120+ countries from our Guangzhou warehouse.