Technical Specification Confirmation
PROCUREMENT & SUPPLY DECISION RECORD
Ref: ACG-SPEC-MQEJKJ21  ·  Generated: 15 Jun 2026
ACG AgaCanGroup
sales@agacaninvestment.com
agacangroup.com
Siemens 3SU1 Series Twist Release Emergency Stop Push Button, Panel Mount, 22mm Cutout
Siemens
Siemens 3SU1 Series Twist Release Emergency Stop Push Button, Panel Mount, 22mm Cutout
Part No.
3SU1150-1HB20-1CG0
Procurement Intelligence
The SIRIUS ACT 3SU1 series is a twist-release emergency stop pushbutton designed for panel-mount installation in industrial control cabinets and machinery enclosures. This red metal button requires a 22mm cutout and provides positive mechanical locking with manual twist release. Verify cutout diameter tolerance and emergency stop circuit compliance with applicable machinery directives before procurement.
Emergency stop control systems
Before ordering — verify:
☐ 22mm cutout compatibility
☐ Twist release mechanism
☐ Safety certification compliance
Technical Specifications
Mounting TypePanel Mount
Cutout Diameter22mm
Push Button ActuationTwist Release
IlluminatedNo
Series3SU1
ColourRed
Width75mm
Push Button MaterialMetal
Width75mm
SeriesSIRIUS ACT
Housing MaterialMetal
Push Button MaterialMetal
ACG Industrial & Infrastructure Solutions
Kampala, Uganda  ·  Malatya, Turkey
http://agacangroup.com/product/electrical-items/switches/push-button-switches-components/emergency-stop-push-buttons/siemens-3su1-series-twist-release-emergency-stop-push-button-panel-mount-22mm-cutout?mal=6617e3653db68cec4547ccc8
This document confirms the above specification is available in the ACG Industrial catalogue. Pricing and availability on request. Forward to your procurement team to initiate an RFQ.