Sun Rpec-8wn Rpgc-8wn Rplc-8wn Rpkc-8wn Hydraulic Valve Repair Module OEM 2009 72h Global Delivery Fixing Valve Sticking Problem

• Customization: Available
• Function: Balance, Pressure Regulating, Reversing, Flow Control
• Installation: Threaded Insertion Type
• Model NO.: RPEC-8WN RPGC-8WN RPLC-8WN
• Drive: Electric Hydraulic
• Type: Directly Operated Type
• Valve Type: Explosion Isolation Valve
• Number of Ways: Other
• Maximum Pressure: Other
• Dimension(L*W*H): Other
• Maximum Flow: Other Rate
• Pressure: Other Connection
• Port Connection: Other Size
• Flow Range (Gpm): Other
• Transport Package: Cardboard Box
• Specification: steel
• Trademark: SUN
• Origin: The United States
• Package Size: 15.00cm * 10.00cm * 10.00cm
• Package Gross Weight: 2.000kg

Product Description

SUN Hydraulic cartridge valve

The basic function of the SUN cartridge valve is to control the flow direction, pressure and flow rate of the oil in the hydraulic circuit. It is itself A two-way (port A and port B) component, but its function is determined by the pilot valve and cover plate that are matched with it.

Specification

Applications

SUN cartridge valves are engineered to meet the stringent demands of high-performance hydraulic systems, offering superior reliability, compact design, and excellent flow handling capabilities. Their modular nature makes them a preferred solution in a wide range of heavy-duty industries, such as:
 
Plastics machinery: Injection molding machines.
Metal forming: Various types of hydraulic presses.
Mobile hydraulics: Construction equipment like excavators and cranes.
Industrial processing: Steel mills and metallurgical machinery.
Marine technology: Steering gears, winches, and deck machinery.
Renewable energy: Pitch and brake control in wind turbines.
R&D and Maintenance: High-flow hydraulic test stands.

Product Identification & Overview

Product Name:Two-Port Cover Cartridge Valve
Brand / Compatibility:SUN Hydraulic (Standard specifications, compatible with major brands)
Product Type:Screw-in Cartridge Valve, compliant with CETOP/ISO standards
Key Features:High Performance, Modular Design, High Reliability, Fast Response, Large Flow Capacity

Product Description

Technical Specifications

Parameter	Value / Range	Conditions / Notes
Working Pressure	Up to5000 psi (350 bar)	Continuous Operation
Peak Pressure	Up to6000 psi (420 bar)	Momentary
Cracking Pressure	Typically3 - 15 psi (0.2 - 1 bar)	Varies by model and function
Flow Capacity	Up to650 GPM (2460 L/min)	Dependent on size; Pressure drop ΔP = 30 psi
Response Time	<10 - 25 ms	With solenoid pilot control
Leakage Level	Bubble-Tight (Cone Seal)	Internal leakage, meets high standards
Operating Temperature	-40°F to +225°F (-40°C to +107°C)	Standard NBR Seals
Oil Cleanliness	RecommendedISO 18/16/13 or better	Ensures long-term reliability & trouble-free operation
Compatible Fluids	Mineral-based Hydraulic Oils, Synthetic Hydraulic Oils, Water Glycol, etc.	Seal material must be selected accordingly

Selection flowchart

Struggling with Selection? Follow Our Proven Process and Let's Connect.

After Sales Service

Standard Warranty: 12 months or 2,000 operating hours (whichever comes first).
Global Support: 24/7 technical assistance and spare parts supply.
Training: On-site or remote operation/maintenance training.

Company Profile

Quanzhou Haizhuomaisi Machinery Equipment Co., Ltd.

The company is equipped with first-class production facilities and has an experienced technical team, dedicated to providing customers with high-quality mechanical equipment and excellent after-sales service. 

We have been deeply engaged in the hydraulic industry for nearly 20 years, possessing profound industry experience, strict product quality control capabilities and highly competitive cost control advantages. 

Over the past 20 years, we have maintained long-term cooperation with many well-known industrial enterprises and enjoy a good brand reputation and customer feedback.

Why Choose Us?

Other Products

OEM/ODM capabilities
Competitive pricing & bulk discounts
Fast shipping & customs clearance support
Turnkey project solutions

Hydraulic Pumps & Motors
Hydraulic Valves 
Hydraulic Cylinders
Complete Hydraulic Systems
Hydraulic Accessories

FAQ

Q1: What hydraulic products do you offer?
A:  Our main products include:
Hydraulic Pumps & Motors, Hydraulic Valves, Hydraulic Cylinders, Complete Hydraulic Systems, and Hydraulic Accessories. We are a one-stop solution provider ensuring full compatibility.

Q2: What makes you different from other suppliers?
A: We are a Technical Partner offering three core value-added services: Expert Product Selection to choose the right component, Customized Application Solutions tailored to your needs, and Lifelong Fault Technical Support to minimize downtime.

Q3: How do you guarantee product quality?
A: Quality is embedded in our process. We maintain strict control from raw material sourcing to final assembly. Every product undergoes rigorous performance and endurance testing to meet or exceed industry standards.

Q4: Do you offer custom or OEM services?
A: Yes. Customization is core to our business. We collaborate on projects involving custom port sizes, sealing materials, dimensions, and complete system integration. Share your requirements, and our engineers will handle the rest.

Q5: Can you help me select the correct component?
A: Certainly! To provide an accurate recommendation, please share: Machine Application, Operating Pressure & Flow Rate, Desired Port Size & Mounting Style, and any Special Conditions. Our team will propose the optimal solution within 24 hours.

Q6: What after-sales technical support do you provide?
A: We offer lifelong technical support. For any operational issues, our team is available via email, phone, or WhatsApp for immediate, step-by-step troubleshooting to resolve problems quickly and minimize downtime.

Q7: Do you provide technical documentation?
A: Yes. We supply detailed CAD drawings, 2D/3D models, dimensional diagrams, and installation manuals. For complex systems, we can arrange online video guidance.

Q8: What are your lead times?
A: Standard Samples: 3-7 days. Bulk Orders: 15-30 days. We hold stock of common items for faster delivery.

Q9: What are your payment terms?
A: Samples/Small Orders: 100% before shipment. Large Orders: 30% T/T deposit, 70% balance before shipment. We accept T/T and L/C.

Q10: How do you handle international shipping?
A: We ship globally based on FOB, CIF, or EXW terms. We recommend the most reliable and cost-effective method (air or sea) for your order and location.