What is the maximum operating pressure?

The max operating pressure is 250 bar for port P, 50 bar for port T, and 300 bar for ports A-B.

Is the lever position adjustable?

Yes, the lever system allows the lever to be installed in either an up or down position.

What is the nominal flow rate?

The nominal flow is 80 L/min, with customizable options ranging from 40lt to 140lt.

What is the spool stroke length?

The spool stroke is 7.9 mm with an actuating force of less than 220 N.

What are the port thread sizes?

Port threads are G 1/2 for A-B and G 3/4 for P-T.

Hydraulic Manual Selector Valve P81

Q: Does the valve return to neutral automatically?

Yes, the valve automatically kicks back to neutral when the cylinder completes its stroke.

Shijiazhuang Hanjiu Technology Co., Ltd.

9 yrs

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Product Highlights

Adjustable Relief Valve: Built-in adjustable inlet relief valve with detent release pressure adjustable from 70 to 140 bar.
High Flow Capacity: Nominal flow of 80 L/min with max operating pressure up to 300 bar on A-B ports.
Durable Spool Design: Hydraulically balanced hard chrome plated spool for enhanced wear resistance and performance.
Flexible Lever Installation: Lever system allows installation in either up or down position to suit different setups.
Auto Neutral Return: Automatically returns to neutral when the cylinder completes its stroke for safety and control.
Customizable Options: Customizable spool configurations (1-6+) and flow rates (40-140lt) available.

Product Attributes

Customization: Available
Function: Flow Control
Installation: Threaded Cartridge
Model NO.: P81
Drive: Hydraulic
Type: Directly Operated Type
Spool: 1, 2, 3, 4, 5, 6, ...
Flow: 40lt, 50lt, 60lt, 90lt, 100lt, 120lt, 140lt, ...
Transport Package: Carton, Pallet
Specification: 5 KGS
Trademark: HANJIU
Origin: China
HS Code: 8481802990
Production Capacity: 10000 Pieces

Hydraulic Manual Selector Valve P81 pictures & photos — Hydraulic Manual Selector Valve P81

Hydraulic Manual Selector Valve P81
Hydraulic Manual Selector Valve P81
Hydraulic Manual Selector Valve P81
Hydraulic Manual Selector Valve P81
Hydraulic Manual Selector Valve P81
Hydraulic Manual Selector Valve P81

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Hydraulic Manual Selector Valve P81
Hydraulic Manual Selector Valve P81
Hydraulic Manual Selector Valve P81
Hydraulic Manual Selector Valve P81
Hydraulic Manual Selector Valve P81
Hydraulic Manual Selector Valve P81

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Product Description

hydraulic manual selector valve P81

The P81 is an on/off directional control monoblock valve that is designed as a log splitter valve.
It is spring centered in one position and pressure released detent in the other direction.
The valve automatically kicks back to neutral when the cylinder completes its stroke.
The P81 also includes a built in adjustable inlet relief valve.

Standard features:

Hydraulically balanced hard chrome plated spool
Lever system in which the lever can be installed in a up or down position
Detent release pressure adjustable from 70 to 140 bar
Flow capacity of 80 Litres per minute

Specification:

Ambient temperature: -40 ...+60 °C

Viscosity: 12 ... 800 mm2/s

Fluid temperature: -15 ... +80 °C

Filtration: 10 to NAS 1638

Max. operating pressure: P: 250 bar, T: 50 bar, A-B: 300 bar

Back pressure: 10 bar

Nominal flow: 80 L/min

Leakage: 20 cm3/min at 120 bar (A,B - T)

Spool stroke: 7.9 mm

Actuating force: < 220 N

Port threads: A-B: G 1/2, P-T: G 3/4

About the Supplier

This supplier has been audited by BV. Verify the report on the official BV website with ID "MIC-ASR216420". Items marked "" are certified.

Shijiazhuang Hanjiu Technology Co., Ltd.

Company Profile

Hanjiu Technology, as a professional manufacturer of hydraulic products, started from 2010, is the first plant to produce and export hydraulic orbital motors, steering units in North of China, annual production over 500, 000PCS.

We service the walking, steering, power transmission and lifting systems. From big to small, our motors (displacement from) 50ml/r to 1000ml/r), steering units (displacement from 80ml/r to 1000ml/r) and cylidners (bore to 1200mm, length to 10000mm, pressure to 40MPa) perfect used on light, medium and heavy duty vehicles. With state of the art workmanship, structure of the motors and steering units are more compact, volume smaller, low noise, and are excellent performed under high pressure working condition, all interchangeable with Danfoss, Char lynn, M+S, Rexroth series, cylinders also customized for clients with superior quality that make us enjoy the trust of our customers and on good standing at home and abroad.

The products widely used on Agricultural tractors, Garden Tractors, Dump Trucks, Forklifts, Combine Harvesters, Fishing, Sweepers, Water Tanks, Trailers, Crane, Truck Crane, Excavators, Loaders, Earth Movers, Machine Tool, etc. Hanjiu Hydraulic treats integrity service and product quality as the enterprise's lifeline. A perfect quality system have been set, from design, processing, production, assembly, testing to after-sale, to make sure each item we sell is in good quality. We sell domestic and overseas, market include Southeast Asia, Middle East, South America, North America, North Euro, Africa, India and other countries and regions.

We are willing to build a international brand name and make more long-term cooperation in the world hydraulic areas.

Our company supplies different kinds of products. High quality and favorable price. We're pleased to get your Inquiry and we will come back to as soon as possible. We stick to the principle of "quality first, service first, continuous improvement and innovation to meet the customers" for the management and "zero defect, zero complaints" as the quality objective. To perfect our service, we provide the products with good quality at the reasonable price.

About Our Factory & Business Background

Address: No. 368 Youyi Street, Xinhua District, Shijiazhuang, Hebei, China

Our Production Capability & Technical Expertise

Main Products: Orbit Hydraulic Motor, Hydraulic Steering Unit, Directional Valve

FAQ

What is the maximum operating pressure?: The max operating pressure is 250 bar for port P, 50 bar for port T, and 300 bar for ports A-B.
Is the lever position adjustable?: Yes, the lever system allows the lever to be installed in either an up or down position.
What is the nominal flow rate?: The nominal flow is 80 L/min, with customizable options ranging from 40lt to 140lt.
Does the valve return to neutral automatically?: Yes, the valve automatically kicks back to neutral when the cylinder completes its stroke.
What is the spool stroke length?: The spool stroke is 7.9 mm with an actuating force of less than 220 N.
What are the port thread sizes?: Port threads are G 1/2 for A-B and G 3/4 for P-T.

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