FESTOShut off valves and soft-start dump valves

ms4-em1

Name: ms4-em1
Brand: FESTO
SKU: ms4-em1

The Festo MS4-EM1-1/4 is a manually operated rotary gate valve designed for direct control, ensuring precise shut-off without flow control options. Perfect for various industrial applications.

Product Modelms4-em1

Material Number541266

Product ID11129

Stock on Request

Last updated: 8/29/2026

Quantity

Key Features

1
Reliable Manual OperationThe MS4-EM1-1/4 operates manually, providing a reliable and straightforward shut-off mechanism without the need for complex automation.
2
Direct ControlWith direct control, the valve ensures immediate and precise shut-off, making it ideal for applications where quick action is crucial.
3
Rotary Gate DesignThe rotary gate design of the MS4-EM1-1/4 allows for smooth operation and reliable sealing, ensuring minimal leakage and optimal performance.
4
No Flow Control OptionThis valve does not require flow control options, making it simpler to integrate into various pneumatic systems without additional complexity.
5

Technical Specifications

Detailed engineering parameters based on manufacturer documentation

Specifications may be subject to change without notice

Parameter

Value

Parameter

Value

Structural design

Rotary gate valve

Actuation type

Manual

Exhaust air function

Without flow control option

Type of control

Direct

Valve function

3/2, bistable

Pressure gauge

G1/4 prepared G1/8 prepared with pressure sensor with pressure gauge

High-Quality Festo BrandThe MS4-EM1-1/4 is part of the Festo brand, renowned for its high-quality products that meet stringent industrial standards, ensuring durability and reliability in demanding environments.

Operating pressure

0bar 14bar

Standard nominal flow rate

1200l/min 2200l/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

Note on materials

RoHS-compliant

LABS (PWIS) conformity

VDMA24364-B1/B2-L

Temperature of medium

-10°C 60°C

Ambient temperature

-10°C 60°C

Certification

c UL us - Recognized (OL)

CE marking (see declaration of conformity)

as per EU explosion protection directive (ATEX)

UKCA marking (see declaration of conformity)

acc. to UK EX instructions

Explosion protection certification outside the EU

EPL Db (GB) EPL Gb (GB)

Explosion prevention and protection

Zone 1 (ATEX) Zone 1 (UKEX) Zone 2 (ATEX) Zone 21 (ATEX) Zone 21 (UKEX) Zone 22 (ATEX)

ATEX category gas

II 2G

ATEX category for dust

II 2D

Type of ignition protection for gas

Ex h IIC T6 Gb X

Type of (ignition) protection for dust

Ex h IIIC T60°C Db X

Explosive ambient temperature

-10°C <= Ta <= +60°C

For use in the food industry

See supplementary material information

Type of mounting

Optionally: Line installation With accessories

Mounting position

Any

Flow direction

Non-reversible

Pneumatic connection 3

G1/4

Seals material

TPE-U(PU)

Housing material

Die-cast aluminum

Manufacturer ID

541266