<p>Get reliable, OEM-equivalent charging performance on your Kubota B-series tractor—without the 2–4 week wait or 30–50% markup of genuine parts. This <strong>12V 14A Kubota alternator</strong> delivers stable voltage output even under high-load conditions, eliminating unexpected stalling or battery drain during critical field work.</p> <ul> <li>Includes both alternator (OEM 15531-64017) and rectifier regulator (RS5101) as a matched pair—no compatibility guesswork</li> <li>Fits over 50 B-series models from 1981–2009, including B2100HST, B7800HSD-F, and BX2200D—verified against Kubota’s original excitation circuit specs</li> <li>Pre-tested for ripple voltage ≤35mV—critical for protecting modern digital gauges and CAN-bus-compatible accessories</li> <li>Ships same-day from our Guangzhou warehouse with real-time tracking and 6-month warranty</li> </ul>
| Parameter | Details |
|---|---|
| Part Name | 12V 14A Alternator with Rectifier Regulator |
| Part Number (OEM Reference) | 15531-64017, 1553164017, 15531-54013, 1553154013, 15531-64016, 1553164016, 6C040-59252, 6C04059252 / Regulator: 15531-64603, 15531-64601, RS5101, RS5155 |
| Brand Compatibility | Kubota |
| Machine Model Fitment | B-Series tractors including B1550D/E, B1700DT/E/HSD/HSDB, B20/B20TL, B2100DT/HSD/HSDB, B2400HST-DB/E, B2410HSDB/HSE, B2630HSD, B2710HSD, B2910HSD, B3030HSD/C, B5200DT/E, B6200DT/E/HSD/HSDT/HSE/HST/T, B7300HSD, B7400HSD, B7410DT-F/R, B7500DT, B7800HSD-F/R, B8200DT/E/HSD/HSE/HST, B9200DT/E/HSD/HSE, BX1500D, BX1800D, BX1830D, BX22, BX2200D, BX2230D, BX23LB, F2000, F2100E, G1800/S, G1900, G2000, G3200, G4200H, G5200H, G6200H, GF1800-R/E-R, K008/K008-3, KH007, KH35, KH41, KH61, RTV500, T1600H, ZD18/21/25/28 |
| Condition | New Aftermarket |
| Warranty | 3–12 months against manufacturing defects |
| Packaging | 1pc alternator + 1pc rectifier regulator, individually packed in protective foam and sturdy carton |
| Brand | Applicable Models |
|---|---|
| Kubota | B1550D, B1550E, B1700DT, B1700E, B1700HSD, B1700HSDB, B20, B20TL, B2100DT, B2100HSD, B2100HSDB, B2400HST-DB, B2400HST-E, B2410HSDB, B2410HSE, B2630HSD, B2710HSD, B2910HSD, B3030HSD, B3030HSDC, B5200DT, B5200E, B6200DT, B6200E, B6200HSD, B6200HSDT, B6200HSE, B6200HST, B6200T, B7300HSD, B7400HSD, B7410DT-F, B7410DT-R, B7500DT, B7800HSD-F, B7800HSD-R, B8200DT, B8200E, B8200HSD, B8200HSE, B8200HST, B9200DT, B9200E, B9200HSD, B9200HSE, BX1500D, BX1800D, BX1830D, BX22, BX2200D, BX2230D, BX23LB, F2000, F2100E, G1800, G1800S, G1900, G2000, G3200, G4200H, G5200H, G6200H, GF1800-R, GF1800E-R, K008, K008-3, KH007, KH35, KH41, KH61, RTV500, T1600H, ZD18, ZD21, ZD25, ZD28 |
Every unplanned stoppage on a Kubota B-series tractor costs time, labor, and revenue — especially when it’s caused by an undersized or failing alternator. Operators report repeated failures from non-OEM units: voltage drops during PTO operation, regulator burnout after 3–6 months, and inconsistent charging that kills batteries prematurely. OEM replacements mean waiting 2–4 weeks and paying 30–50% more — unacceptable when your loader or backhoe is idle.
This 12V 14A Kubota alternator is manufactured in ISO-certified facilities and undergoes full-load performance testing before shipment — matching original Kubota output stability and thermal tolerance. With 10 years’ experience supplying Kubota aftermarket parts globally, XUNPO supports fleet operators, repair centers, and agricultural contractors who rely on consistent power delivery for hydraulic pumps, lighting, and electronic controls during extended field work.
This alternator powers Kubota B-series tractors in demanding applications: municipal road maintenance, rice and corn harvesting, quarry material handling, and landscape contracting. It maintains stable 13.8–14.4V output under variable loads — critical when operating high-draw accessories like rear-mounted sprayers, front-end loaders, or GPS guidance systems. The integrated rectifier-regulator ensures precise voltage control even at low RPMs common in slow-speed grading or tillage operations — a key requirement for kubota b-series alternator reliability.
The alternator uses high-purity copper windings and precision-machined aluminum housing for optimal heat dissipation — tested to sustain 14A continuous output at 85°C ambient temperature. Internal diodes meet JIS D5602 standards for reverse-current blocking, preventing battery drain overnight. The brush assembly is rated for 1,200+ hours of operation, exceeding OEM service intervals. Shaft runout is held to ≤0.03mm to prevent bearing wear and belt misalignment. All external surfaces receive electrocoated corrosion protection — verified per ISO 9227 salt-spray test for 96 hours.
A $25 counterfeit alternator may save upfront, but leads to $220 battery replacement, $180 labor for reinstallation, and $1,200+ in daily downtime for a mid-size farm or contractor. Voltage instability damages ECUs, monitors, and solenoid valves — increasing total cost of ownership (TCO) by 3.2× within 12 months. This 12V 14A kubota alternator meets Kubota’s original electrical specifications and carries full traceability to ISO 9001 production batches — ensuring predictable performance and eliminating hidden failure modes.
Only ISO 9001-certified factories supply our alternators — every batch undergoes incoming material inspection for copper purity and silicon steel lamination quality. Each unit passes 100% bench testing at 12V–14.4V load, verifying ripple voltage <5%, regulation accuracy ±0.2V, and thermal rise ≤35K. We offer 3–12 month warranty covering manufacturing defects — no conditions, no restocking fees. Our 10-year export track record includes repeat orders from 120+ countries, backed by a 20-person technical team trained on Kubota service manuals. Over 10,000 SKUs are held in stock at our Guangzhou warehouse — including this 15531-64017 alternator with regulator — enabling 2–5 working day dispatch.
Your Kubota tractor shouldn’t wait weeks for a charging system fix. Send us your machine model (e.g., B2100HST or BX2200D) and quantity — we’ll email a competitive quote within 24 hours. First-time buyers can request a sample for functional validation before bulk order. Every day your equipment sits idle is lost income; act now to restore reliable power.
Q: Is this an original Kubota part or an aftermarket replacement?
A: This is an OEM-equivalent aftermarket alternator, produced in ISO 9001-certified factories to match Kubota’s original performance and fit specifications.
Q: How do I confirm if this alternator fits my specific Kubota model?
A: Provide your exact model (e.g., B7800HSD-R) and year — our technical team verifies compatibility using Kubota service documentation and responds within 2 hours.
Q: What is the warranty coverage?
A: 3–12 months 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 exceptions. Ideal for urgent repairs, testing, or small fleets.
Q: How fast can you ship?
A: In-stock items ship within 2–5 working days. Express options available for urgent deliveries.
Q: Can I receive a sample before placing a bulk order?
A: Yes — first-time customers may request a sample for functional testing under standard commercial terms.
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WhatsApp: +86 13316055942 | Email: talos@xunpojx.com
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