Customization:
With an aluminum alloy body, you can ensure long-term durability in harsh automotive environments while reducing weight compared to traditional steel-based starters*.
With an optimized flange and mounting system, you can achieve effortless installation across Yanmar (3TNE84/3TNV88) and John Deere tractor models, eliminating the need for custom adapters*.
With a torque-optimized design, you can start engines quickly even in extreme cold or heavy-load conditions, outperforming standard starters by up to 25% in torque delivery*.
Designed for commercial-grade reliability, this starter motor adapts to diverse engine types and electrical systems, ensuring consistent performance in demanding agricultural or industrial scenarios.
Manufactured to meet automotive-grade engineering specifications, you can trust its durability and safety for prolonged use in high-stress applications.
The 12V 15T Starter Motor for Yanmar Tractors (models 3TNE84, 3TNV88) is engineered for reliable engine startup in agricultural and heavy-duty applications. Designed with a lightweight aluminum housing and optimized torque output, this starter motor ensures durability in harsh environments while maintaining compatibility with John Deere and Yanmar vehicle systems.
Feature | Specification | Benefit |
---|---|---|
Material | Aluminum housing | Lightweight, corrosion-resistant design |
Voltage | 12V | Universal compatibility with standard systems |
Torque Output | 30 Nm | Ensures quick startup for large engines |
Compatibility | Yanmar 3TNE84/3TNV88, John Deere | Direct OEM fitment for seamless integration |
Design | Integrated mounting flange | Secure attachment to engine block |
Adjustable mounting flanges and adaptable electrical connections allow customization to fit non-OEM engine configurations. Specify torque requirements or temperature resistance for tailored solutions.
With its high-torque design and corrosion-resistant aluminum housing, this starter motor is ideal for tractors operating in extreme conditions. Perfect for farmers needing reliable engine starts in cold weather or dusty environments.
Parameter | Base Model | Advanced Model | Pro Model |
---|---|---|---|
Torque Output | 30 Nm | 34.5 Nm (+15%) | 39 Nm (+30%) |
Lifespan | 5,000 cycles | 7,500 cycles | 10,000 cycles |
Temperature Range | -20°C to 80°C | -30°C to 90°C | -40°C to 100°C |
Certifications | ISO 9001 | ISO 9001 + IP67 | ISO 9001 + IP68 |
Technical Breakthroughs:
Optimal Version Selection:
Category | Usage Scenarios | Characteristics | Advantages | Disadvantages |
---|---|---|---|---|
Voltage Compatibility | Agricultural machinery, tractors | Industry Standard: 12V nominal (±10% tolerance) Our Base: 12V ±10% Our Advanced: 12V ±20% (ISO 6469) | ▲ Our Base: Stable performance in fluctuating voltages. ▲▲ Advanced: Operates reliably in extreme voltage drops/rises. | Advanced: Slightly higher cost due to advanced voltage regulation circuitry. |
Torque Output | Heavy-duty engines, cold-start scenarios | Industry Standard: 8 Nm (SAE J1988) Our Base: 10 Nm ▲ Our Advanced: 12 Nm ▲▲ (SAE J1988 Heavy-Duty) | ▲ Base: Supports 3.5-ton tractors (e.g., Yanmar 3TNE84). ▲▲ Advanced: Starts 5-ton engines in sub-zero temperatures. | Advanced: Requires thicker wiring for high-current handling. |
Noise Level | Urban farming, residential areas | Industry Standard: 65 dBA (typical starter) Our Base: 58 dBA ▲ (ISO 3744) Our Advanced: 52 dBA ▲▲ | ▲ Base: Reduces noise complaints in suburban farms. ▲▲ Advanced: Quieter than a refrigerator (45–55 dBA). | Advanced: Noise dampening adds 0.3 kg to weight. |
Material | Corrosive environments (e.g., saltwater) | Industry Standard: Steel (prone to rust) Our Base: Aluminum ▲ (ASTM B209) Our Advanced: Aluminum + ceramic coating ▲▲ | ▲ Base: 30% lighter than steel, corrosion-resistant. ▲▲ Advanced: Withstands 500+ hours in salt-spray tests (ASTM B117). | Advanced: Coating process increases production time by 20%. |
Temperature Range | Arctic farming, tropical climates | Industry Standard: -20°C to 60°C Our Base: -30°C to 70°C ▲ Our Advanced: -40°C to 80°C ▲▲ | ▲ Base: Starts engines in Siberian winters (-35°C). ▲▲ Advanced: Operates in Middle Eastern deserts (50°C ambient). | Advanced: Thermal protection components add cost. |
Weight/Size | Compact equipment, portable generators | Industry Standard: 5.5 kg (ISO 204) Our Base: 4.8 kg ▲ Our Advanced: 4.2 kg ▲▲ (reduced bulk) | ▲ Base: Easier installation in tight engine bays. ▲▲ Advanced: Fits in compact tractors like Yanmar 3TNV88. | Advanced: Reduced mass may limit torque capacity in extreme cases. |
⭐⭐⭐⭐⭐ James Wilkins - Large-Scale Dairy Farm
"I replaced the original starter on my Yanmar 3TNV88 after two failed attempts with generic brands. This 12V 15T starter motor has been flawless—starts every time, even in -20°C mornings. The aluminum housing shows zero corrosion despite daily exposure to manure and moisture. Installation was straightforward thanks to the universal flange."Purchase Date: February 2025 | Usage Period: 5 months
⭐⭐⭐⭐⭐ Elena Martinez - Agricultural Workshop Supervisor
"We service over 30 John Deere and Yanmar tractors monthly, and this starter motor has become our go-to replacement. The high-torque output (30 Nm) consistently cranks stubborn engines without overheating. We’ve tested the Advanced Model (34.5 Nm) in extreme cold—started a frozen 3TNE84 in under 3 seconds at -28°C. The IP67-rated version is worth every penny for winter jobs."Purchase Date: November 2024 | Usage Period: 7 months
⭐⭐⭐⭐☆ Thomas Reed - Small Organic Farm
"Running a modest 10-acre plot with an older Yanmar tractor, I needed something reliable but affordable. The Base Model delivers solid performance—starts the engine smoothly even after sitting for weeks. I appreciate the lightweight design, which made DIY installation manageable. Only reason it’s not 5 stars is the lack of pre-applied thread locker on mounting bolts."Purchase Date: August 2024 | Usage Period: 8 months
⭐⭐⭐⭐⭐ David Chen - Equipment Retrofit Specialist
"I installed the Pro Model (39 Nm, IP68) on a John Deere 4045 that was converted for rice paddy use. Submerged conditions killed three previous starters within a year. This one’s been running strong through monsoon season—no moisture ingress, no gear wear. The custom wiring harness option ensured perfect voltage stability. If you work in wet environments, skip the base models and go straight to Pro."Purchase Date: April 2025 | Usage Period: 3 months
⭐⭐⭐⭐⭐ Maria Lopez - Contract Farming Operator
"We run Yanmar tractors 12 hours a day during harvest. Downtime isn’t an option. After switching to the Pro Model starter motor, our failure rate dropped to zero. It handles continuous hot starts and dusty fields without hesitation. The -40°C to 100°C rating means no more morning delays in early spring. With 10,000-cycle lifespan, it’s already outlasted two OEM units."Purchase Date: January 2025 | Usage Period: 6 months
Average Rating: 4.9/5 ⭐ (89 Reviews)
Dr. Alan Foster - Powertrain Systems Specialist
"This starter motor series sets a new benchmark for aftermarket reliability. The 30–39 Nm torque range exceeds SAE J1988 Heavy-Duty standards, and the aluminum housing with ceramic coating (Advanced/Pro) offers best-in-class corrosion protection. For farms operating in variable climates, I strongly recommend the Advanced or Pro models for extended service life."
Rick Thompson - Vocational Ag Mechanics Instructor
"I’ve taught tractor repair for 18 years. Most student-rebuilt starters fail within months. But this unit? We’ve had one running on a training Yanmar 3TNE84 for over 500 lab cycles—no issues. The clearance tolerances and gear alignment are OEM-precise. It’s now part of our standard curriculum for teaching proper starter installation."
Posted: 5 days ago
"Installed the Advanced Model before winter. Started my John Deere every single morning in -32°C with zero hesitation. No more jump-starting or ether sprays. This thing roars to life like it’s summer."
Posted: 12 days ago
"Ordered for a 3TNV88—bolted right in. The flange alignment was spot-on, and the wiring matched perfectly. Starts faster than the original. Will be buying more for our fleet."
Posted: 18 days ago
"Used the Base Model on a restored 1990s Yanmar. Works great, but I wish the gear ratio was slightly adjustable for older flywheels. Still, massive improvement over corroded OEM unit."
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