Description
Detail Information
| Status: Original Genuine | Warranty: 3 to 6 months depending on product details; we do not provide warranty for original and used products. | Minimum Order Quantity (MOQ): 1 piece |
| Monthly Production Capacity: 300 pieces | Packaging Details: Wooden case packaging or customized on demand | Payment Terms: L/C, T/T, XT, Paypal, Western Union |
| Delivery Time: 5-8 working days (depending on order situation) | Shipping Method: Sea freight, Air freight or via DHL/FEDEX/TNT/EMS | Guarantee Measures: We will inspect the product and send detailed pictures to the buyer for confirmation. |
1. Key Features & Benefits
-
Genuine original fan pump – OEM reference K7V63, brand HTD, designed for Hitachi ZAX670 and ZAX870 large excavators.
-
Hydraulic fan motor type – Delivers reliable variable-speed drive to the cooling fan, maintaining optimal engine and hydraulic oil temperature.
-
High‑efficiency K7V63 design – Proven axial piston architecture for smooth torque, fast response, and long service life under continuous heavy loads.
-
Direct fitment – Precision‑engineered to Hitachi specifications for bolt‑on replacement with no modification.
-
Heavy‑duty construction – Built to withstand extreme mining environments: dust, vibration, high ambient temperatures, and long operating shifts.
-
Pre‑shipment inspection – Each unit is functionally tested and detailed photos are sent to buyer for confirmation.
-
Fast delivery – 5–8 working days lead time, shipped via sea, air, DHL/FEDEX/TNT/EMS.
-
Custom packaging – Wooden cases or as requested.
2. Applications
-
Large‑scale open‑pit mining – Copper, iron ore, gold, and coal mines where ZAX670 / ZAX870 operate continuously.
-
Heavy earthmoving & infrastructure – Dam construction, highway projects, land reclamation in hot climates.
-
Quarrying – Granite, basalt, limestone quarries with high dust loads and extreme temperatures.
-
Equipment rental & fleet maintenance – Cost‑effective genuine replacement to maximise uptime.
-
High‑altitude mining – Sites above 3,000m (Andes, Himalayas) where reliable fan control prevents overheating.
-
Mechanical repair & overhaul shops – Hydraulic system rebuilds and cooling system retrofits.
3. FAQ – Frequently Asked Questions
Q1: Is this fan pump compatible with both ZAX670 and ZAX870?
A: Yes, the K7V63 fan pump is designed for Hitachi ZAX670 and ZAX870 excavators. Please send us your machine serial number or a photo of the old pump for confirmation.
Q2: What is the condition of this product?
A: It is genuine original (brand HTD), new/unused condition. We do not sell counterfeit or refurbished units as original.
Q3: Do you offer a warranty?
A: Warranty period is 3 to 6 months depending on product details. We do not provide warranty service for genuine original or used parts. Please inspect carefully upon arrival.
Q4: What is the minimum order quantity?
A: MOQ is 1 piece. Both small and bulk orders are welcome.
Q5: How long does delivery take?
A: Delivery time is 5–8 working days after order confirmation, depending on order quantity. Express shipping (DHL/FedEx/UPS) is available.
Q6: What payment methods do you accept?
A: We accept L/C, T/T, XTransfer, PayPal, and Western Union.
Q7: Do you have this part in stock?
A: Monthly production capacity is 300 pieces. Please contact us for real‑time stock status before ordering.
Still have questions? Contact Hongtengda Parts – we reply within 24 hours.









