• 708-7S-00550 7087S00550 Hydraulic Fan Motor KOMATSU Wheel Loader Spare Parts For WA380 WA430 WA450

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• Specifiion

• Key functions

1.Dynamic Cooling Regulation: Adjusts fan speed in real time to match engine heat output, preventing overheating during high-load operations (e.g., digging in hot climates) and reducing energy waste during low-load conditions (e.g., idle).

2.Energy Efficiency: Variable-displacement design consumes hydraulic power only as needed, unlike fixed-speed mechanical fans that draw constant engine power—improving fuel efficiency by 3–5% in typical operations.

3.Component Protection: Prevents engine damage from overheating (e.g., warped cylinder heads, degraded gaskets) and ensures hydraulic fluid remains within its optimal temperature range (preserving viscosity and lubrication properties).

4.Durability in Harsh Conditions: Robust construction resists vibration, dust, and temperature extremes, ensuring reliable performance in mining or desert environments.

• Compatible models

GRADERS GD675
WHEEL LOADERS WA380 WA430 WA450 WA470 WA480 Komatsu

• More other motor applied to KOMATSU heavey machine

• Directory listing

• We could supply the following spare parts

1 Hydraulic parts: hydraulic pump, main valve, hydraulic cylinder, final drive, travel motor, swing machinery, swing motor etc.

2 Engine parts: engine ass’y, piston, piston ring, cylinder block, cylinder head, crankshaft, turbocharger, fuel injection pump, starting motor and alternator etc.

3 Undercarriage part: Track roller, Carrier roller, Track Link, Track shoe, Sprocket, Idler and Idler cushion etc.

4 Cab parts: operator’s cab, wiring harness, monitor, controller, seat, door etc.

5 Cooling parts: Radiator, air conditioner, compressor, after cooler etc.

6 Other parts: Service kit, swing circle, engine hood, swing joint, fuel tank, filter, boom, arm, bucket etc.

• Packing and Shipping

Packing Details :

inner packing : plastic film for wrapping

external packing : wooden

Shipping :

within 3 days after received the payment , by air or by express or by sea on the basis of the

quantity and emergency circumstances.

1. By Couriers: DHL, UPS, FEDEX, TNT are the main courier companies we are cooperated,

2. By Air: Delivery from the Guangzhou air port to customer's destination city air port.

3. By Sea: Delivery from the Huangpu port .