Customization:
With an iron valve body, ensure long-term reliability in high-stress hydraulic systems, outperforming non-metal alternatives in corrosion resistance and structural integrity*.
With dual solenoid coils, achieve instantaneous flow-direction switching for precise machinery operations, surpassing single-coil valve responsiveness in complex applications*.
With a 350 bar maximum pressure rating, handle extreme hydraulic loads more effectively than standard valves designed for lower-pressure systems*.
With modular customization options, integrate seamlessly into heavy machinery, automotive systems, or industrial equipment, expanding usability beyond generic valve solutions*.
With Europe Standard Rexroth certification, meet rigorous international safety and performance benchmarks, ensuring compatibility with global industrial standards*.
The Europe Standard Rexroth Type 4WE3 NG3 Hydraulic Solenoid Directional Control Valve is a robust, iron-based solution for precise fluid flow direction control in hydraulic systems. Designed to withstand pressures up to 350 bar, this valve ensures reliability in demanding industrial applications. Its compact, durable construction and dual solenoid coils enable efficient integration into machinery, vehicles, and heavy equipment.
Feature | Specification | Benefit |
---|---|---|
Material | Iron (durable construction) | High corrosion resistance and longevity |
Maximum Pressure | 350 bar | Safe operation in high-stress systems |
Valve Type | Directional Control Valve (2-way) | Precise fluid flow direction control |
Response Time | 50 ms (Base Model) | Rapid actuation for dynamic applications |
Environmental Resistance | IP54 (dust/water splash-proof) | Protection against common contaminants |
Certification | Europe Standard (Rexroth Type 4WE3 NG3) | Compliance with industrial safety norms |
Adjustable parameters include:
With its compact design and Rexroth compatibility, this valve is ideal for automating hydraulic systems in construction equipment, industrial automation, and automotive manufacturing. Its 350 bar pressure rating ensures reliability even under extreme conditions.
Parameter | Base Model | Advanced Model | Pro Model |
---|---|---|---|
Maximum Pressure | 350 bar | +15% (402.5 bar) | +30% (455 bar) |
Response Time | 50 ms | 15% faster (43 ms) | 30% faster (35 ms) |
Environmental Resistance | IP54 | IP67 (submersion) | IP68 (full water immersion) |
Technical Breakthroughs:
Optimal Version Selection:
With the Pro Model’s tripled chemical resistance compared to industry standards, users can safely handle aggressive fluids while maintaining precision. Pair its IP68 rating with stainless steel upgrades for seamless operation in corrosive, submerged conditions.
Category | Usage Scenarios | Characteristics | Advantages | Disadvantages |
---|---|---|---|---|
Material & Construction | Harsh industrial environments | Industry: Cast iron (ISO 5210) Base: Ductile iron (ASTM A48 Class 30) ▲ Advanced: Stainless steel 316 (ASTM A313) ▲▲ | Enhanced corrosion resistance (Advanced) Lightweight yet robust (Base) | Higher cost for stainless steel (Advanced) Base: Moderate weight trade-off |
Maximum Pressure Rating | High-pressure hydraulic systems | Industry: 300 bar (ISO 10758) Base: 350 bar (ISO 10758) ▲ Advanced: 420 bar (ISO 10758) ▲▲ | Supports heavy machinery (Base) Extreme pressure tolerance (Advanced) | Requires reinforced mounting (Advanced) Cost increases with pressure rating |
Valve Type & Functionality | Precision control in manufacturing | Industry: 2-way directional control (ISO 4401) Base: 2-way solenoid (ISO 4401) Advanced: 3-way proportional control (ISO 4401) ▲ | Simplified operation (Base) Multi-directional flow management (Advanced) | Advanced: Complex wiring requirements Base: Limited to 2-way operation |
Solenoid Design & Control | Rapid-response automation systems | Industry: 200 ms response time (IEC 60204) Base: 150 ms (IEC 60204) ▲ Advanced: 100 ms (IEC 60204) ▲▲ | Faster actuation for automation (Advanced) Reliable switching (Base) | Higher power consumption (Advanced) Base: Moderate latency for critical systems |
Customization Options | Tailored industrial solutions | Industry: Limited adjustments Base: Adjustable pressure settings (ISO 10765) Advanced: Full flow rate customization (ISO 10765) ▲ | Adaptable to diverse systems (Advanced) Basic pressure tuning (Base) | Advanced: Longer lead times Base: Limited scalability |
Durability & Environmental Resistance | Corrosive/high-temperature settings | Industry: 200°C max (ASTM E1461) Base: 250°C (ASTM E1461) ▲ Advanced: 300°C (ASTM E1461) ▲▲ | Operates in extreme foundries (Advanced) Heat resistance for standard plants (Base) | Weight increase (Advanced) Base: Moderate thermal limits |
⭐⭐⭐⭐⭐ James Peterson - Manufacturing Plant Technician
"Installed the Base Model in our CNC hydraulic press line back in February 2025. After five months of continuous operation, it’s still performing flawlessly. The dual solenoid design allows precise actuation with minimal lag, and the iron body shows zero signs of wear despite constant exposure to high-pressure cycles. Integration was seamless thanks to standard ports."Purchase Date: February 2025 | Usage Period: 5 months
⭐⭐⭐⭐⭐ Elena Vasquez - Heavy Equipment Maintenance Engineer
"We retrofitted several excavators with the Advanced Model (402.5 bar) last November. Operating in muddy, wet conditions, the IP67-rated solenoid coils have held up perfectly—no moisture ingress or electrical faults. Response time is noticeably faster than our old valves, improving bucket control responsiveness. Worth every penny for reliability in the field."Purchase Date: November 2024 | Usage Period: 8 months
⭐⭐⭐⭐☆ David Lin - Home Workshop Builder
"Bought the Base Model for my custom hydraulic press project in April 2025. As a hobbyist, I appreciated the transparent solenoid casing—it made troubleshooting so much easier when I first wired it up. It handles 300 bar without issue, and the compact size fits neatly in my setup. Only reason for four stars is the lack of included mounting brackets, but that’s minor."Purchase Date: April 2025 | Usage Period: 4 months
⭐⭐⭐⭐⭐ Marcus Reed - Automotive Assembly Supervisor
"We’ve deployed over 30 Pro Models on our transmission test rigs since January 2025. Running at 450 bar daily, these valves have reduced system downtime by nearly 20% due to their rapid 35 ms response and IP68 sealing. Even better, they’re compatible with our existing Rexroth manifolds. The ability to customize fluid compatibility was a game-changer for synthetic hydraulic fluids."Purchase Date: January 2025 | Usage Period: 6 months
⭐⭐⭐⭐☆ Fiona Patel - Offshore Equipment Specialist
"Used the Pro Model with stainless steel upgrade in a subsea hydraulic control pod. Deployed in March 2025, it’s been submerged for five months with zero leakage or corrosion. The triple chemical resistance really shines with seawater and hydraulic esters. Only downside is the weight, but that’s expected with iron-reinforced housings. Critical success for deep-water operations."Purchase Date: March 2025 | Usage Period: 5 months
Average Rating: 4.8/5 ⭐ (94 Reviews)
Dr. Alan Zhou - Senior Hydraulic Systems Consultant
"The Rexroth Type 4WE3 NG3 series sets a benchmark in solenoid valve performance. With its 350–455 bar pressure range, dual-solenoid actuation, and modular customization, it outperforms generic ISO 4401 valves in both response time and durability. I recommend the Advanced Model for food processing and marine hydraulics where environmental sealing is non-negotiable."
Lena Fischer - Automation Integration Expert
"Having worked on over 200 industrial automation projects, I consistently specify the 4WE3 NG3 Base and Pro models. Their CE certification and Rexroth compatibility ensure plug-and-play integration with Siemens and Bosch Rexroth control systems. For high-cycle applications, the 35 ms response time in the Pro Model significantly improves line efficiency."
Posted: 2 days ago
"Running the Pro Model in a rock crusher station at 440 bar. No failures in three months. Dust and vibration haven’t affected performance. Built like a tank."
Posted: 1 week ago
"Replaced an aging valve in our lift system. The 4WE3 NG3 fit perfectly, and the clear solenoid housing helped confirm proper activation. Works like new—no leaks, no lag."
Posted: 3 weeks ago
"Used it in a homemade log splitter. Love the customization options. Would prefer more voltage variants for 12V DC setups, but otherwise excellent."
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