SD4 Monoblock Directional Control Valve | Compact 45 L/min Hydraulic Valve

Brand: Walvoil
Product Code: SD4
Availability: In Stock

0.00€
Ex Tax: 0.00€

Available Options

Other Product Code:

P0000001
101111001
SD4/1(KG3-120)/1CP8L
SD4/1(KG3-120)/ED-1CP8L
SD4 / 1 (KG3-120) / 1CP 8 L - SAE
(KG2-80) 5KIT105122 Range 40 to 80 bar / 580 to 1150 psi standard setting 80 bar / 1150 psi
(KG3-120) 5KIT105123 Range 63 to 200 bar / 900 to 2900 psi standard setting 120 bar / 1750 psi
(KG4-220) 5KIT105124 Range 160 to 250 bar / 2300 to 3600 psi standard setting 220 bar / 3200 psi
VMD5/1 direct pressure relief valve type Y
(YG2-80) 5KIT105212 Range 63 to 160 bar / 900 to 2300 psi standard setting 80 bar / 1150 psi
(YG3-175) 5KIT105213 Range 125 to 250 bar / 1800 to 3600 psi standard setting 175 bar / 2500 psi
1CP 3CU1110110 Double acting with positive overlap, 3 positions, A and B closed in neutral position
1N 3CU1110120 Double acting, 3 positions, A and B closed in neutral position, negative overlap
2 3CU1125130 Double acting, 3 positions,with Aopen to tank in neutral position
3 3CU1131130 Single acting on A, 3 positions, B plugged; requires SAE 6 plug (see part I )
4 3CU1135140 Single acting on B, 3 positions, A plugged requires SAE 6 plug (see part I )
6 3CU1150130 Double acting, 3 positions, closed center
7 3CU1155130 Double acting, 3 positions, closed center with A and B to tank in neutral position
8 5V08104000 With spring return in neutral position
9 5V09104010 With detent in position 1
10 5V10104010 With detent in position 2
11 5V11104000 With detent in position 1, neutral and 2
12 5V12104000 With detent in position 1 and 2
15 5V15104000 With detent in position 1 and neutral
16 5V16104000 With detent in position 2 and neutral
17 5V17104000 With spring return position 1
18 5V18104000 With spring return position 2
L 5LEV105000 Standard lever box
LEB 5LEV605000 Safety lever with handlever, detent in 3 positions
SLP 5COP105000 Without lever, with dust proof plate
TP 5TEL105005 Cable connection
SAE 6 3XTAP817130 Plug for single acting spool
AL01/M8x120 170011012 Standard handlever L= 120mm/4.72in
SD4/1 (KG3-120)/ 1N R SLP
5KC1113600
5COP105000
5ROT104000
3CU1110561
SD4/1 (KG3-120)/ 1N 9A(80) LA
5LEV104000
5V09504000
5V09504080
3CU1110300

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The Walvoil SD4 is a compact, single-section monoblock directional control valve designed for open-center and closed-center hydraulic systems. With its compact dimensions, robust construction, and cost-effective design, the SD4 is widely used in small mobile and industrial hydraulic applications. It delivers a nominal flow rate of 45 L/min and a maximum operating pressure of 250 bar, ensuring reliable and precise hydraulic control in demanding environments.

The valve is available with manual, pneumatic, and electric on/off control options and features interchangeable 16 mm spools, making it suitable for a wide range of OEM and replacement applications.

Features

45 L/min nominal flow capacity
Maximum operating pressure: 250 bar
Single-section monoblock design
Compact and durable construction
Suitable for open-center and closed-center hydraulic circuits
Main pressure relief valve
Interchangeable 16 mm spool options
Manual, pneumatic, and electric on/off control options
Easy installation and maintenance

Applications

Wood splitters
Small tractors
Mini dumpers
Workshop presses
Compact hydraulic power units
Agricultural equipment
Industrial machinery
Small construction equipment

Technical Specifications

Specification	Value
Model	Walvoil SD4
Valve Type	Monoblock Directional Control Valve
Nominal Flow	45 L/min
Maximum Pressure	250 bar
Number of Sections	1
Hydraulic Circuit	Open Center / Closed Center
Control Options	Manual, Pneumatic, Electric On/Off
Spool Diameter	16 mm

Why Choose Walvoil SD4?

The Walvoil SD4 is an ideal solution for compact hydraulic systems where reliability, simplicity, and affordability are essential. Its robust construction, multiple control options, and proven Walvoil engineering make it a preferred choice for agricultural, industrial, and mobile hydraulic equipment manufacturers and maintenance professionals.

SD4_Monoblock_Directional_Control_Valves.pdf

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