Product Overview
The Parker ZRE-AB-01-D5 (part number 098-91125-0) is a modular pilot-operated check valve designed for leak-free load holding and controlled actuator locking within ISO 4401 / CETOP sandwich valve assemblies. As a member of Parker’s ZRE series of modular line components, this valve is mounted between a directional control valve and its subplate, allowing it to be integrated directly into an existing manifold stack without additional piping. The valve permits free flow in one direction and blocks reverse flow until a pilot pressure signal is applied, at which point the poppet is hydraulically unseated to allow controlled return flow. This pilot-operated, cartridge-style design delivers reliable zero-leak sealing in the locked position, making it ideal for holding loads, preventing drift, and safeguarding actuators against uncontrolled movement in the event of pressure loss or hose failure.
Technical Specifications
| Parameter | Specification / Feature |
|---|---|
| Component Type | Modular Pilot-Operated Check Valve (Flow Control & Modular Valve) |
| Model Designation | ZRE-AB-01-D5 / 098-91125-0 |
| Manufacturer | Parker Hannifin |
| Operating Pressure | Standard Industrial Grade (Up to 350 bar rated working pressure) |
| Pilot Ratio | Standard pilot-to-load pressure ratio for reliable poppet actuation |
| Mounting & Connection | ISO 4401 / CETOP modular sandwich interface (NG06 / D05 pattern) |
| Sealing Principle | Poppet-type seat, zero-leak in locked position |
| Actuation | Hydraulic pilot pressure (external or internal pilot supply) |
Engineering Features & Advantages
- Precision Performance: Poppet-and-seat design provides virtually leak-free sealing in the closed position, ensuring accurate load holding and preventing actuator drift under sustained load.
- Modular Integration: Sandwich-style construction mounts directly between directional control valves and subplates per ISO 4401 / CETOP standards, eliminating external piping and reducing installation time and leak points.
- Pilot-Operated Release: Hydraulic pilot signal unseats the poppet for controlled reverse flow, enabling smooth lowering of loads and precise actuator positioning without manual intervention.
- Industrial Reliability: Built for continuous operation under severe industrial conditions, with hardened internal components and robust sealing for long service life in high-cycle applications.
- Direct Fit Replacement: Exact dimensional and functional compatibility with original OEM Parker ZRE series modules, ensuring drop-in replacement without manifold modification.
Typical Industrial Applications
This modular pilot-operated check valve is widely deployed in hydraulic systems requiring reliable load holding and actuator locking, including plastic injection molding machines, metallurgical presses, construction and marine hydraulics, CNC machine tools, and general industrial
PRODUCT IMAGES
Parker ZRE-AB-01-D5 / 098-91125-0 Modular Pilot-Operated Check Valve
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Shop the genuine PARKER ZRE-AB-01-D5 098-91125-0 Solenoid Directional Control Valve. This Germany-made 24V DC hydraulic component features a 4-way 3-position design, delivering leak-free, reliable fluid control for heavy-duty industrial systems.