Hydraulic Pump 708-1T-00431 Fan Motor Komatsu

Product Overview

708-1T-00431 hydraulic fan motor is OEM heavy-duty cooling replacement part exclusively engineered for large Komatsu wheel loaders WA600-6 and WA600-6R.

As the pivotal power component of radiator cooling loops for these heavy loaders, this electro-proportional hydraulic fan motor dynamically adjusts fan rotational speed according to real-time fluctuations of engine coolant temperature and hydraulic oil temperature. It delivers robust and steady heat dissipation during heavy bulk loading, mine stockpile handling and long-distance material hauling tasks, preventing engine thermal overload under high-intensity continuous operation and lowering unnecessary fuel consumption through intelligent adaptive speed regulation.

Product Highlights

✅ Heavy-Duty Adaptive Proportional Speed Regulation

High-power built-in DC12V proportional solenoid delivers stable stepless speed tuning. Fan speed rises automatically during peak heavy loading periods and reduces under light-duty idle states, cutting parasitic engine power loss and optimizing long-term fuel efficiency of large loaders.

✅ Precision OEM Heavy Mount Specs

Thick mounting flanges, strengthened oil port threads and heavy-duty shaft splines perfectly match the installation cavity of WA600-6 and WA600-6R. Field installation does not require frame machining, greatly shortening downtime at remote mining yards.

✅ Reinforced Anti-Vibration Cast Iron Housing

Monolithic extra-thick cast iron casing absorbs powerful recurring vibration generated by heavy bucket operations and bumpy mine roads, preventing shell cracking and loosening of internal precision hydraulic parts.

✅ Advanced Multi-Layer Dust & Mud Resistant Sealing

Thick tiered fluorine rubber seals together with heavy outer dust gaskets block coarse quarry dust and construction mud, adapting to dusty mines, bulk ports and muddy earthwork sites to extend seal service life significantly.

✅ Rigorous Multi-Stage Factory Quality Checks

All finished motors pass high-pressure leak retention tests, accurate speed calibration and extended full-load aging trials, filtering out defective units to cut expensive later on-site maintenance.

✅ Dual Budget-Friendly Procurement Choices

Brand-new original-spec assemblies satisfy strict maintenance standards of large mining and port fleets; remanufactured units replace all worn internal heavy components to bring prominent cost benefits for bulk orders.

✅ Dual-Model Exclusive Compatibility

One spare part fits both WA600-6 and WA600-6R large loader variants, cutting SKU quantities and simplifying warehouse inventory management for spare parts retailers.

✅ Dynamically Balanced Heavy Rotor Design

Internal bulky rotating parts go through professional dynamic balancing procedures to reduce vibration and operational noise, providing solid protection for oversized radiator fins and thick surrounding hydraulic piping.

✅ Optimize Long-Term Loader Reliability

Stable thermal control keeps large-displacement engines and main hydraulic assemblies within ideal temperature ranges, slowing degradation of heavy pump internals, thick rubber hoses and peripheral seals during nonstop bulk work.

✅ Adaptable Bulk International Shipping

Robust industrial packaging fits sea, air and express freight worldwide; tiered wholesale discounts are available for bulk purchases, protected by standardized six-month global warranty terms.

Condition: Brand new

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