ms4-lr-1/4-d7-as

Name: ms4-lr-1/4-d7-as
Brand: FESTO
SKU: ms4-lr-1/4-d7-as

The Festo MS4-LR-1/4-D7-AS is a high-quality pressure regulator designed for precise control of compressed air pressure. It features a rotary knob with detent actuator lock, optional mounting positions, and a directly actuated diaphragm regulator design. Ideal for various industrial applications, this regulator ensures reliable operation and easy maintenance.

Product Modelms4-lr-1/4-d7-as

Material Number529419

Product ID9669

Stock on Request

Last updated: 8/29/2026

Quantity

Key Features

1
Precise Pressure ControlThe MS4-LR-1/4-D7-AS offers a pressure regulation range of 0.5 to 12 bar, ensuring precise control over your compressed air system.
2
User-Friendly DesignEquipped with a rotary knob and detent actuator lock, this regulator is easy to operate and maintain, reducing downtime and increasing efficiency.
3
Versatile Mounting OptionsAvailable for front panel mounting, in-line installation, or with accessories, the MS4-LR-1/4-D7-AS can be integrated into various system configurations.
4
Robust ConstructionBuilt with die-cast aluminum and NBR materials, this regulator is durable and resistant to corrosion, ensuring long-lasting performance in demanding environments.
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 can be closed with accessories

Mounting position

Any

Structural design

Directly controlled diaphragm regulator

Controller function

Outlet pressure constant With secondary exhausting With return flow function

Compliance and SafetyThe MS4-LR-1/4-D7-AS meets VDMA24364-B1/B2-L standards and is suitable for use with food, making it a reliable choice for applications requiring high safety standards.

Symbol

00991558

Pressure gauge

with pressure gauge

Operating pressure

0.8bar 14bar

Pressure regulation range

0.5bar 12bar

Max. pressure hysteresis

3.625psi

Standard nominal flow rate

1700l/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

G1/4

Pneumatic connection 2

G1/4

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

529419