Various Good Quality Pilot solenoid valve for Heavy Industry Wheel Excavator
A pilot solenoid valve is a critical electro-hydraulic control component used in heavy-duty wheel excavators to regulatehigh-pressure fluid flow by using a low-power electrical signal. Unlike direct-acting solenoid valves, pilot-operated valves use hydraulic pressure (pilot pressure) to assist in sh......
A pilot solenoid valve is a critical electro-hydraulic control component used in heavy-duty wheel excavators to regulate high-pressure fluid flow by using a low-power electrical signal. Unlike direct-acting solenoid valves, pilot-operated valves use hydraulic pressure (pilot pressure) to assist in shifting the main spool, making them ideal for high-flow, high-pressure applications. These valves are commonly used in hydraulic circuits where large actuators (cylinders, motors) require precise and powerful control without excessive electrical power consumption.
Key Advantages 1. High Flow & Pressure Handling Capable of controlling large hydraulic flows (up to 100+ L/min) and high pressures (350-500 bar), making them ideal for heavy excavator systems.
Reduces the need for oversized direct-acting solenoids.
2. Low Power Consumption Uses a small solenoid to control pilot pressure, which then shifts the main valve—requiring less electrical power than direct-acting valves.
3. Fast & Reliable Switching Pilot pressure ensures quick and smooth spool movement, even under extreme hydraulic loads.
Reduces pressure spikes and hydraulic shock, improving system longevity.
4. Robust & Durable Design Built with hardened steel, wear-resistant seals, and corrosion-resistant coatings to withstand harsh environments (dust, moisture, vibration).
Suitable for continuous heavy-duty operation in mining, construction, and demolition.
5. Versatile Configurations Available in 2-way, 3-way, or 4-way designs for different hydraulic functions.
Can be normally open (NO) or normally closed (NC) depending on safety requirements.
Applications in Wheel Excavators 1. Main Control Valves (MCVs) Regulates hydraulic flow to boom, arm, bucket, and swing motors for precise excavator movements.
2. Travel & Steering Systems Controls hydraulic motors for wheel movement and steering circuits for smooth directional changes.
3. Attachment Hydraulics Powers auxiliary tools (hammers, grapples, augers) by managing hydraulic supply to quick couplers.
4. Safety & Load-Holding Functions Used in brake circuits and load-holding valves to prevent accidental movement when the machine is stopped.
Acts as a pressure relief or emergency shutdown valve in case of system failure.
5. Pilot-Operated Check Valves Ensures cylinder position retention by locking hydraulic pressure when needed.
Ever-power is specialist in making all kinds of mechanical transmission and hydraulic transmission like: planetary gearboxes, worm reducers, in-line helical gear speed reducers, parallel shaft helical gear reducers, helical bevel reducers, helical worm gear reducers, agricultural gearboxes, tractor gearboxes, auto gearboxes, pto drive shafts, special reducer & related gear components and other related products, sprockets, hydraulic system, vaccum pumps, fluid coupling, gear racks, chains, timing pulleys, udl speed variators, v pulleys, hydraulic cylinder, gear pumps, screw air compressors, shaft collars low backlash worm reducers and so on. furthermore, we can produce customized variators, geared motors, electric motors and other hydraulic products according to customers' drawings.
We provides a reliable gurantee for the product' s quality by advanced inspection and testing equipment. professional technical team, exquisite processing technology and strict control system.
In recent years, the company has been developing rapidly by its rich experience in production, adcanced managemant system , standardized management system, strong technical force. We always adhere the concept of survial by quality, and decelopment by innovation in science and technology.
Ever-power is willing to work with you hand in hand and create brilliance together!
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Q: Are you trading company or manufacturer ? A: Our group consists in 3 factories and 2 abroad sales corporations.
Q: Do you provide samples ? is it free or extra ? A: Yes, we could offer the sample for free charge but do not pay the cost of freight.
Q: How long is your delivery time ? What is your terms of payment ? A: Generally it is 40-45 days. The time may vary depending on the product and the level of customization. For standard products , the payment is: 30% T/T in advance ,balance before shippment.
Q: What is the exact MOQ or price for your product ? A: As an OEM company, we can provide and adapt our products to a wide range of needs.Thus, MOQ and price may greatly vary with size, material and further specifications; For instance, costly products or standard products will usually have a lower MOQ. Please contact us with all relevant details to get the most accurate quotation.
If you have another question, please feel free to contact us.
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