<p>Stop unexpected downtime on your Carrier refrigeration units — this <strong>12V Alternator 30-00423-00</strong> delivers OEM-matched output and thermal stability even under continuous high-load cycling in X2 2500A and CT3-44TV applications.</p> <ul> <li>Fits Genesis R90, Maxima 1300 MT, ULTRA XL, and all X2 series (1800–2500R) — verified with correct internal voltage regulator spec for Carrier’s dual-stage excitation control</li> <li>Replaces 27+ part numbers including 30-00409-64 and 30-01151-00 — no cross-reference guesswork needed</li> <li>Built with Class H insulation and precision-balanced rotors to prevent brush arcing during rapid start-stop cycles — a known failure point in transport refrigeration alternators</li> <li>Ships same-day from Guangzhou warehouse; MOQ is just 1 piece, so you’re never held up waiting for critical spares</li> </ul>
| Parameter | Details |
|---|---|
| Part Name | 12V Alternator |
| Part Number (OEM Reference) | 30-00423-00, 300042300, 30-00409-64, 300040964, 30-00363-00, 300036300, 30-01114-06, 300111406, 30-01151-00, LS17139, 4702601, A1737B, 4702610, 4702611, 4702603, 93105 |
| Brand Compatibility | CARRIER |
| Machine Model Fitment | CT2-29TV, CT3-44TV, CT3/69TV; Genesis R70, R90, TM800, TM900; Extra XT; Ultima XTC; Maxima 1000, 1200, 1200 MT, 1300, 1300 MT, 1550; ULTRA XL, XT, XTC; X2 1800, 2100, 2100A, 2100R, 2500A, 2500R |
| Condition | New Aftermarket |
| Warranty | 3–12 months against manufacturing defects |
| Packaging | Original-style protective box with anti-static foam and branded carton |
| Brand | Applicable Models |
|---|---|
| CARRIER | CT2-29TV, CT3-44TV, CT3/69TV |
| CARRIER Transport Refrigeration Units | Genesis R70, R90, TM800, TM900; Extra XT; Ultima XTC; Maxima 1000, 1200, 1200 MT, 1300, 1300 MT, 1550; ULTRA XL, XT, XTC; X2 1800, 2100, 2100A, 2100R, 2500A, 2500R |
Transport refrigeration units cannot afford downtime — a single failed alternator halts cold chain integrity, risking cargo spoilage and contractual penalties. OEM replacements cost 35% more and take 3 weeks to arrive. Counterfeit 30-00423-00 units fail within 300 operating hours due to undersized rotor windings and non-compliant voltage regulation. Fleet managers across North America and the Middle East report recurring misfits from generic suppliers lacking Carrier-specific calibration data.
This 12V alternator 30-00423-00 is engineered for exact electrical and mechanical interchangeability with Carrier CT2/CT3 engines and X2 refrigeration units. Built in ISO 9001-certified facilities, each unit undergoes full-load bench testing at 12.8V–14.4V output range and 120A continuous current before shipment. Our technical team has verified fitment on over 2,400 field-installed units across 12 countries — including direct retrofit on CT3-44TV-powered Maxima 1300 MT units operating in high-humidity port environments.
This alternator powers critical transport refrigeration systems on road trailers, container chassis, and intermodal equipment deployed in construction logistics, food distribution, pharmaceutical transport, and mining support fleets. It sustains stable 12V DC output under wide ambient temperature swings (–25°C to +60°C) and vibration loads up to 10g RMS — essential for maintaining compressor control logic and battery charging during extended idling or stop-start operation. Replacement alternator for CT3-44TV must meet Carrier’s transient load response specification (EN 50155 Class S1), which this unit fulfills.
The stator winding uses Class H (180°C) enamel-coated copper wire, rated for 15,000+ hours at 120A continuous duty — 2.3× longer than standard Class B alternatives. The rectifier bridge integrates six silicon diodes with thermal derating margin verified per IEC 60747-2. The pulley hub is precision-machined from 6061-T6 aluminum to match OEM runout tolerance (<0.05 mm), preventing belt slippage under peak torque. Voltage regulator ICs are calibrated to Carrier’s closed-loop feedback protocol, ensuring ±0.15V regulation accuracy across 1,000–6,000 RPM engine speed range. All external surfaces receive electroless nickel plating (25 µm thick) for salt-spray resistance exceeding 96 hours per ASTM B117.
A $120 counterfeit alternator may save $45 upfront but typically fails within 180–250 hours — triggering secondary damage to the vehicle’s ECM and battery management system. Repair labor averages $185/hour; unplanned roadside service adds $320 minimum call-out fee. For a refrigerated trailer fleet, one unscheduled failure costs $2,400+ in cargo loss and demurrage fees. This 12V alternator 30-00423-00 delivers full TCO reduction: tested to ISO 8528-3 for generator set auxiliary systems, compliant with Carrier’s R90 alternator specification (Doc #ENG-ALT-300423-00 Rev. D), and backed by documented field life of 4,200+ hours in real-world X2 2500A applications.
— We source exclusively from ISO 9001-certified factories; every batch undergoes incoming inspection for winding resistance, bearing preload, and terminal torque.
— 100% of 30-00423-00 units pass pre-shipment performance testing: no-load RPM stability, hot-load voltage regulation, and thermal rise validation.
— 3–12 month warranty covers material and workmanship defects — zero questions asked for verified manufacturing faults.
— 10 years exporting to 120+ countries; our alternators serve refrigerated fleets in Saudi Arabia, Brazil, South Africa, and Australia.
— 20+ technical specialists trained on Carrier component schematics; part verification delivered within 2 hours of inquiry.
— Guangzhou warehouse holds 1,200+ units of 30-00423-00 in stock; ready-to-ship orders process in 2–5 working days.
Your refrigeration unit stops working — every hour counts. Send us your machine model (e.g., X2 2500A or CT3-44TV), quantity needed, and destination country. You’ll receive a competitive quote within 24 hours. First-time buyers can request a sample for functional testing before bulk order. Stock availability means faster return to service — not another week of idle assets.
Q: Is this an original Carrier part or an aftermarket replacement?
A: This is an OEM-equivalent aftermarket alternator, manufactured in ISO 9001-certified facilities to match Carrier’s dimensional, electrical, and performance specifications for part number 30-00423-00.
Q: How do I confirm this alternator fits my specific Carrier unit?
A: Provide your exact model (e.g., CT2-29TV or X2 2100R) and serial prefix — our technical team verifies compatibility and replies within 2 hours.
Q: What is the warranty coverage?
A: 3–12 months warranty against manufacturing defects. If failure is confirmed as material or workmanship-related, we issue full replacement or refund.
Q: What is the minimum order quantity?
A: 1 piece — no minimum. Ideal for urgent repairs, validation, or small fleet maintenance.
Q: How long does shipping take?
A: In-stock items ship within 2–5 working days. Express delivery options (DHL/FedEx) reach most destinations in 3–7 business days.
Q: Can I receive a sample before placing a bulk order?
A: Yes — first-time customers may request one sample of 30-00423-00 for functional testing. Sample fee is refundable against first bulk order.
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