MMS-203 Series

Precision in a Cylindrical Housing

Our MMS 203 series reed sensors in cylindrical housings are ideal for industrial applications with round mounting holes, offering reliable switching operations with high positioning accuracy and easy installation.

Do you require a customized solution?

Individual adjustments:
• Dimensions and shape
• Magnetic sensitivity
• Operating temperature
• Connection types
• Housing material
• Mounting / Modification

Areas of application

Position Control, Contactless Switching

Features

Magnetically operated proximity sensor

Individually defined sensitivity

Customized adjustments possible

Can be operated through non-ferrous materials, e.g., wood, plastic, or aluminum

Series characteristics

Series product information

A reed contact-based magnetic sensor with a normally open (NO) contact. The housing design allows for clamp or plug-in mounting. Available with various cable lengths as well as sensitivity and connector options.

Dimensions: Ø 3.8 × L 12.7 mm


Housing material: PA66GF


Contact form: Form A (Normally Open)


Operating temperature: –20°C … +80°C


Sensitivity: 7 … 20 AT


Switching capacity: 10 W


Switching current: 0.25 A


Carry current: 0.5 A


Dielectric strength: 150 VDC


Approval

REACH; RoHS

Technical drawing

Variant characteristics

Dimensions: Ø 3.8 × L 12.7 mm

MMS-203 -1
Form A-1
Contact formForm A (Normally Open)
Operating temperature–20°C … +80°C
Sensitivity7 … 20 AT
Switching capacity10 W
Switching current0.25 A
Switching voltage VDC170 VDC
Switching voltage VAC120 VAC
Carry current0.5 A
Dielectric strength150 VDC
Small quantities & samples Shop iconTo the shop
MMS-203 -1 - - -
class="icon" alt="Form A-1">
Contact formForm A (Normally Open)
Operating temperature–20°C … +80°C
Sensitivity7 … 20 AT
Switching capacity10 W
Switching current0.25 A
Switching voltage VDC170 VDC
Switching voltage VAC120 VAC
Carry current0.5 A
Dielectric strength150 VDC
Small quantities & samples Shop iconTo the shop

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Matching accessories

Actuating magnet

MMA-201

Ø 3.8 x L 18.0 mm

MMA-202

Ø 3.8 x L 25.2 mm

MMA-203

Ø 3.8 x L 12.7 mm

MMA-204

Ø 6.0 x L 25.7 mm

MMA-205

Ø 6.0 x L 40.1 mm

MMA-210

Ø 5.6 x L 23.2 mm

MMA-214

Ø 5.0 x L 16.0 mm

MMA-218

Ø 5.95 x L 28.0 mm

MMA-220

Ø 3.0 x L 9.0 mm

MMA-221

Ø 5.1 × L 15.24 mm

MMA-222

Ø 5.8 x L 25.4 mm

MMA-223

Ø 6.22 x L 25.4 mm

MMA-224

Ø 6.22 x L 38.1 mm

MMA-225

Ø 10.70 x L 31.0 mm

MMA-228

Ø 3.5 x L 18.0 mm

MMA-229

Ø 3.0 × L 15.0 mm