Hydraulic Parts Relief Valve EX330 Pump Control Valve Hitachi Excavator

Hydraulic Parts Relief Valve EX330 Pump Control Valve Hitachi Excavator

Product Description

Product advantages

1. Large voltage regulation range, convenient debugging and simple operation
2. Small pressure oscillation, accurate positioning and strong stability
3.​Large overload capacity, safety protection, durable
4. Seiko design Reasonable design can effectively reduce the noise caused by air vibration caused by high frequency vibration

Product Features

1. System unloading
Reduce the bearing capacity, reduce the loss, reduce the system heat and prolong the service life of the machine
2. Constant pressure overflow effect
The relief valve is opened, so that the excess flow overflows back to the fuel tank to ensure the inlet pressure of the relief valve
3. Safety protection
When the system pressure exceeds the set pressure, the overflow is turned on, and overload protection is performed to prevent the system pressure from increasing.

Our advantages

More related products you are looking for

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, swivel joint, fuel tank, filter, boom, arm, bucket etc.

FAQ

Q1. If I only know the excavator model, but can not offer parts No., what should I do?

A1: If possible, you can send us pictures of old products, nameplate or the size for reference.

Q2. What is the warranty time of the products?

A2: The warranty time is 6/12 months based on the item details;

Q3. When will get the items after I place order?

A3: Once your payment is confirmed, we will arrange the goods within 24 hours; if not in stock,we will inform you before placing the order about the delivery time.

Q4. How can I pay the order?

A4: You can pay by T/T, PayPal (for small amount)

Q5. How can I do if there is something wrong with the goods?

A5: First at all, we have confidence in the quality of our products, if you really found something wrong, please provide pictures or video for us and we will check. After it is confirmed, please return the goods to us and we will offer the correct item.

Q6: What is your main products?

A6: We are specialized in the excavator spare parts,such as travel/swing motor, travel/swing earbox/parts,hydraulic pump/parts,gear parts,etc. If you need other excavator parts, we also can supply as your requirements.

Guangzhou HLMC Machinery Trading Co., Ltd. is specialized in export of construction machine spare parts.loed in Guangzhou Huangpu international constauction machine market(the biggest market in Asia).Our products become more various(including:hydraulic parts, engine parts, eletronic parts, oil seal ) .We cooperate with many professional China Manufacturers, and work together more than 5 years. All spare parts for excavator with various brands we can supply for you! We spread our products to every corner of Africa, Southeast Asia, the Middle East, Europe and America, and provide professional information and service. We warmly welcome clients from all over the world to contact us for any enquiry, and we will try our best to provide professional service to satisfy you. Good communiion, completely information of products, standard quality, great price and sincere attitude. Hope we can be your trusted partner!!!

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