• Siemens SIRIUS ACT 3SU18 E-Stop Enclosures for SIMATIC ET 200 (M12)
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Siemens SIRIUS ACT 3SU18 E-Stop Enclosures for SIMATIC ET 200 (M12)

Siemens SIRIUS ACT 3SU18 E-Stop Enclosures for SIMATIC ET 200 (M12)

Pre-wired SIRIUS ACT plastic EMERGENCY-STOP enclosures with M12 plug for direct connection to fail-safe SIMATIC ET 200eco PN and ET 200AL field modules.

Key features

  • Market-compliant M12 pin assignment matching the fail-safe field modules
  • EMERGENCY-STOP mushroom 40 mm with positive latching to ISO 13850, rotate to unlatch
  • Up to SIL 3 with the fail-safe field modules
  • Spring-loaded terminals, base mounting, M12 plug at the bottom
  • Connecting cables 3SX5601 and M12 plugs available as accessories

Specifications

Brand Siemens
Product line SIRIUS ACT (3SU1)
Material Plastic
Terminals Spring-loaded
For SIMATIC ET 200eco PN / ET 200AL F-modules
Safety Up to SIL 3
PU 1 unit
Source Siemens Catalog IC 10 · 2026, p. 1314-1315
3SU1801-0NH00-4NB2 Top color: Yellow | Command points: 1 | Fittings: A: E-stop 40 mm, "stop" symbol label | Contacts: 2 NC | Connection: M12 plug 5-pole, bottom
3SU1801-0NV00-4SA2 Top color: Yellow | Command points: 1 | Fittings: A: E-stop 40 mm illuminated, LED 24 V | Contacts: 2 NC | Connection: M12 plug 8-pole, bottom
3SU1802-0NE00-4SB1 Top color: Gray | Command points: 2 | Fittings: A: PB blue "Reset" / B: E-stop "Off" | Contacts: A: 1 NO / B: 2 NC | Connection: M12 plug 8-pole, bottom
Pushbuttons & Pilot LightsSiemens
3 product codes available in this family
Sourced direct from KoreaExport-ready supplyCompetitive pricing
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Siemens SIRIUS ACT 3SU18 E-Stop Enclosures for SIMATIC ET 200 (M12)

Brand Siemens·Pushbuttons & Pilot Lights

Available part numbers (3)

3SU1801-0NH00-4NB2, 3SU1801-0NV00-4SA2, 3SU1802-0NE00-4SB1

How to order

Send the Siemens part numbers and quantities through our RFQ form or to info@prosourcemro.com. We confirm price, availability and lead time within 1 business day — no account needed.

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Product codes & specifications
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Product codeSpec
3SU1801-0NH00-4NB2Top color: Yellow | Command points: 1 | Fittings: A: E-stop 40 mm, "stop" symbol label | Contacts: 2 NC | Connection: M12 plug 5-pole, bottom
3SU1801-0NV00-4SA2Top color: Yellow | Command points: 1 | Fittings: A: E-stop 40 mm illuminated, LED 24 V | Contacts: 2 NC | Connection: M12 plug 8-pole, bottom
3SU1802-0NE00-4SB1Top color: Gray | Command points: 2 | Fittings: A: PB blue "Reset" / B: E-stop "Off" | Contacts: A: 1 NO / B: 2 NC | Connection: M12 plug 8-pole, bottom

Need a different model, or a part not listed here? Send us your parts list →

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