ms4-lr-1/8-d5-vs-os-wr

Name: ms4-lr-1/8-d5-vs-os-wr
Brand: FESTO
SKU: ms4-lr-1/8-d5-vs-os-wr

The Festo MS4-LR-1/8-D5-VS-OS-WR is a high-precision pressure regulator designed for compressed air control, featuring a 0.3-4 bar pressure range, integrated lock, and secondary exhausting option. It ensures reliable and efficient operation in various industrial settings.

Product Modelms4-lr-1/8-d5-vs-os-wr

Material Number8190233

Product ID684

Stock on Request

Last updated: 8/29/2026

Quantity

Key Features

1
Precise Pressure ControlThe MS4-LR-1/8-D5-VS-OS-WR offers a precise pressure regulation range of 0.3-4 bar, ensuring consistent and reliable air supply.
2
Integrated LockThe product features an integrated lock, providing additional security and preventing accidental adjustments during operation.
3
Secondary Exhausting OptionThe secondary exhausting feature allows for efficient condensate management, enhancing the overall performance and longevity of the regulator.
4
Compact DesignWith a grid dimension of 40 mm, the MS4-LR-1/8-D5-VS-OS-WR is designed to be compact and space-efficient, making it ideal for applications where space is limited.
5

Technical Specifications

Detailed engineering parameters based on manufacturer documentation

Specifications may be subject to change without notice

Parameter

Value

Parameter

Value

Size

Series

Actuator lock

Rotary knob with detent

Mounting position

Any

Structural design

Directly controlled diaphragm regulator

Controller function

Outlet pressure constant With secondary exhausting With return flow function

High-Quality MaterialsConstructed from high-quality materials, this pressure regulator ensures durability and resistance to corrosion, making it suitable for demanding industrial environments.

Symbol

00991559

Operating pressure

0.8bar 14bar

Pressure regulation range

0.3bar 4bar

Max. pressure hysteresis

3.625psi

Standard nominal flow rate

1200l/min

Operating medium

Compressed air as per ISO 8573-1:2010 [7:4:4] Inert gas

Information on operating and pilot media

Operation with oil lubrication possible (required for further use)

Corrosion resistance class (CRC)

2 - Moderate corrosion stress

LABS (PWIS) conformity

VDMA24364-B1/B2-L

Storage temperature

-10°C 60°C

For use in the food industry

See supplementary material information

Temperature of medium

-10°C 60°C

Ambient temperature

-10°C 60°C

Product weight

225g

Type of mounting

Optionally: Front panel mounting Line installation With accessories

Pneumatic connection 1

G1/8

Pneumatic connection 2

G1/8

Note on materials

RoHS-compliant

Material of sub-base

Die-cast aluminum

Material of operator panel

PA POM

Seals material

NBR

Housing material

Die-cast aluminum

Diaphragm material

NBR

Manufacturer ID

8190233