• Siemens SIRIUS ACT EMERGENCY-STOP Backing Plates & Other Labels
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Siemens SIRIUS ACT EMERGENCY-STOP Backing Plates & Other Labels

Siemens SIRIUS ACT EMERGENCY-STOP Backing Plates & Other Labels

Yellow EMERGENCY-STOP backing plates (2 mm, 0.3 mm and illuminated 5 mm), potentiometer labeling plates and labels for SIRIUS ACT enclosures and modules.

Key features

  • Yellow/black backing plates 45, 60 and 75 mm for 22 mm EMERGENCY-STOP mushroom pushbuttons
  • Illuminated 5 mm backing plate (24 V AC/DC) for highly visible EMERGENCY STOP
  • Standard markings NOT-AUS, NOT-HALT, EMERGENCY STOP and multi-language versions
  • Black/white potentiometer plates 0...9, 0...10 or power-up symbol
  • Labeling plates for EMERGENCY-STOP enclosures and unit labels for front plate modules

Specifications

Brand Siemens
Product line SIRIUS ACT (3SU1)
Mounting diameter 22 mm
Color Yellow/black unless stated
Standard ISO 13850 (E-stop marking)
Material Plastic
Source Siemens Catalog IC 10 · 2026, p. 1334-1336
3SU1900-0BA31-0AA0 Type: E-stop backing plate, 2 mm | Mounting: None | Outer dia./size: 45 mm | Marking: None | PU: 10 units
3SU1900-0BA31-0ND0 Type: E-stop backing plate, 2 mm | Mounting: None | Outer dia./size: 45 mm | Marking: EMERGENCY OFF (Polish) | PU: 10 units
3SU1900-0BN31-0AA0 Type: E-stop backing plate, 2 mm | Mounting: None | Outer dia./size: 60 mm | Marking: None | PU: 10 units
3SU1900-0BN31-0NC0 Type: E-stop backing plate, 2 mm | Mounting: None | Outer dia./size: 60 mm | Marking: Multi-language (DE/EN/FR/IT) | PU: 10 units
3SU1900-0BB31-0AA0 Type: E-stop backing plate, 2 mm | Mounting: None | Outer dia./size: 75 mm | Marking: None | PU: 10 units
3SU1900-0BB31-0AS0 Type: E-stop backing plate, 2 mm | Mounting: None | Outer dia./size: 75 mm | Marking: NOT-AUS | PU: 10 units
3SU1900-0BB31-0AT0 Type: E-stop backing plate, 2 mm | Mounting: None | Outer dia./size: 75 mm | Marking: NOT-HALT | PU: 10 units
3SU1900-0BB31-0DA0 Type: E-stop backing plate, 2 mm | Mounting: None | Outer dia./size: 75 mm | Marking: EMERGENCY STOP | PU: 10 units
3SU1900-0BB31-0ND0 Type: E-stop backing plate, 2 mm | Mounting: None | Outer dia./size: 75 mm | Marking: EMERGENCY OFF (Polish) | PU: 10 units
3SU1900-0BA31-0AZ0 Type: E-stop backing plate, 2 mm | Mounting: None | Outer dia./size: 45 mm | Marking: Customized (order code required) | PU: 10 units
3SU1900-0BB31-0AZ0 Type: E-stop backing plate, 2 mm | Mounting: None | Outer dia./size: 75 mm | Marking: Customized (order code required) | PU: 10 units
3SU1901-0BD31-0AA0 Type: E-stop backing plate 5 mm, lit 24 V | Mounting: Self-adhesive | Outer dia./size: 60 mm | Marking: None | PU: 1 unit
3SU1901-0BD31-0AS0 Type: E-stop backing plate 5 mm, lit 24 V | Mounting: Self-adhesive | Outer dia./size: 60 mm | Marking: NOT-AUS | PU: 1 unit
3SU1901-0BD31-0AT0 Type: E-stop backing plate 5 mm, lit 24 V | Mounting: Self-adhesive | Outer dia./size: 60 mm | Marking: NOT-HALT | PU: 1 unit
3SU1901-0BD31-0DA0 Type: E-stop backing plate 5 mm, lit 24 V | Mounting: Self-adhesive | Outer dia./size: 60 mm | Marking: EMERGENCY STOP | PU: 1 unit
3SU1901-0BD31-0NB0 Type: E-stop backing plate 5 mm, lit 24 V | Mounting: Self-adhesive | Outer dia./size: 60 mm | Marking: Multi-language (DE/EN/IT/ES) | PU: 1 unit
3SU1901-0BD31-0AZ0 Type: E-stop backing plate 5 mm, lit 24 V | Mounting: None | Outer dia./size: 60 mm | Marking: Customized (order code required) | PU: 1 unit
3SU1900-0BC31-0AA0 Type: E-stop backing plate, 0.3 mm | Mounting: Self-adhesive | Outer dia./size: 75 mm | Marking: None | PU: 10 units
3SU1900-0BC31-0AS0 Type: E-stop backing plate, 0.3 mm | Mounting: Self-adhesive | Outer dia./size: 75 mm | Marking: NOT-AUS | PU: 10 units
3SU1900-0BC31-0AT0 Type: E-stop backing plate, 0.3 mm | Mounting: Self-adhesive | Outer dia./size: 75 mm | Marking: NOT-HALT | PU: 10 units
3SU1900-0BC31-0DA0 Type: E-stop backing plate, 0.3 mm | Mounting: Self-adhesive | Outer dia./size: 75 mm | Marking: EMERGENCY STOP | PU: 10 units
3SU1900-0BC31-0GQ0 Type: E-stop backing plate, 0.3 mm | Mounting: Self-adhesive | Outer dia./size: 75 mm | Marking: ARRET D'URGENCE | PU: 10 units
3SU1900-0BC31-0JA0 Type: E-stop backing plate, 0.3 mm | Mounting: Self-adhesive | Outer dia./size: 75 mm | Marking: EMERGENZA | PU: 10 units
3SU1900-0BC31-0LA0 Type: E-stop backing plate, 0.3 mm | Mounting: Self-adhesive | Outer dia./size: 75 mm | Marking: Nodstop | PU: 10 units
3SU1900-0BC31-0MA0 Type: E-stop backing plate, 0.3 mm | Mounting: Self-adhesive | Outer dia./size: 75 mm | Marking: EMERGENCY OFF (Chinese) | PU: 10 units
3SU1900-0BC31-0NB0 Type: E-stop backing plate, 0.3 mm | Mounting: Self-adhesive | Outer dia./size: 75 mm | Marking: Multi-language (DE/EN/IT/ES) | PU: 10 units
3SU1900-0BC31-0AZ0 Type: E-stop backing plate, 0.3 mm | Mounting: Self-adhesive | Outer dia./size: 75 mm | Marking: Customized (order code required) | PU: 1 unit
3SU1900-0BG16-0AA0 Type: Potentiometer plate 1.2 mm, black/white | Mounting: None | Outer dia./size: 40 mm | Marking: None | PU: 10 units
3SU1900-0BG16-0RT0 Type: Potentiometer plate 1.2 mm, black/white | Mounting: None | Outer dia./size: 40 mm | Marking: 0 ... 9 | PU: 10 units
3SU1900-0BG16-0SA0 Type: Potentiometer plate 1.2 mm, black/white | Mounting: None | Outer dia./size: 40 mm | Marking: 0 ... 10 | PU: 10 units
3SU1900-0BG16-0RU0 Type: Potentiometer plate 1.2 mm, black/white | Mounting: None | Outer dia./size: 40 mm | Marking: Symbol: Power up | PU: 10 units
3SU1900-0BE31-0AA0 Type: Plate for E-stop enclosure, no recess | Mounting: Self-adhesive | Outer dia./size: 38 x 112 mm | Marking: None | PU: 10 units
3SU1900-0BE31-0AS0 Type: Plate for E-stop enclosure, no recess | Mounting: Self-adhesive | Outer dia./size: 38 x 112 mm | Marking: NOT-AUS | PU: 10 units
3SU1900-0BE31-0AT0 Type: Plate for E-stop enclosure, no recess | Mounting: Self-adhesive | Outer dia./size: 38 x 112 mm | Marking: NOT-HALT | PU: 10 units
3SU1900-0BF31-0AA0 Type: Plate for E-stop enclosure with recess | Mounting: Self-adhesive | Outer dia./size: 38 x 112 mm | Marking: None | PU: 10 units
3SU1900-0AY61-0AA0 Type: Unit labeling plate, front plate modules | Mounting: Insert | Outer dia./size: 9.5 x 10.5 mm | Marking: None (white/black) | PU: 10 units
AccessoriesSiemens
36 product codes available in this family
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Siemens SIRIUS ACT EMERGENCY-STOP Backing Plates & Other Labels

Brand Siemens·Accessories

Available part numbers (36)

3SU1900-0BA31-0AA0, 3SU1900-0BA31-0ND0, 3SU1900-0BN31-0AA0, 3SU1900-0BN31-0NC0, 3SU1900-0BB31-0AA0, 3SU1900-0BB31-0AS0, 3SU1900-0BB31-0AT0, 3SU1900-0BB31-0DA0, 3SU1900-0BB31-0ND0, 3SU1900-0BA31-0AZ0 + 26 more — see full table ↓

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Product codes & specifications
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Product codeSpec
3SU1900-0BA31-0AA0Type: E-stop backing plate, 2 mm | Mounting: None | Outer dia./size: 45 mm | Marking: None | PU: 10 units
3SU1900-0BA31-0ND0Type: E-stop backing plate, 2 mm | Mounting: None | Outer dia./size: 45 mm | Marking: EMERGENCY OFF (Polish) | PU: 10 units
3SU1900-0BN31-0AA0Type: E-stop backing plate, 2 mm | Mounting: None | Outer dia./size: 60 mm | Marking: None | PU: 10 units
3SU1900-0BN31-0NC0Type: E-stop backing plate, 2 mm | Mounting: None | Outer dia./size: 60 mm | Marking: Multi-language (DE/EN/FR/IT) | PU: 10 units
3SU1900-0BB31-0AA0Type: E-stop backing plate, 2 mm | Mounting: None | Outer dia./size: 75 mm | Marking: None | PU: 10 units
3SU1900-0BB31-0AS0Type: E-stop backing plate, 2 mm | Mounting: None | Outer dia./size: 75 mm | Marking: NOT-AUS | PU: 10 units
3SU1900-0BB31-0AT0Type: E-stop backing plate, 2 mm | Mounting: None | Outer dia./size: 75 mm | Marking: NOT-HALT | PU: 10 units
3SU1900-0BB31-0DA0Type: E-stop backing plate, 2 mm | Mounting: None | Outer dia./size: 75 mm | Marking: EMERGENCY STOP | PU: 10 units
3SU1900-0BB31-0ND0Type: E-stop backing plate, 2 mm | Mounting: None | Outer dia./size: 75 mm | Marking: EMERGENCY OFF (Polish) | PU: 10 units
3SU1900-0BA31-0AZ0Type: E-stop backing plate, 2 mm | Mounting: None | Outer dia./size: 45 mm | Marking: Customized (order code required) | PU: 10 units
3SU1900-0BB31-0AZ0Type: E-stop backing plate, 2 mm | Mounting: None | Outer dia./size: 75 mm | Marking: Customized (order code required) | PU: 10 units
3SU1901-0BD31-0AA0Type: E-stop backing plate 5 mm, lit 24 V | Mounting: Self-adhesive | Outer dia./size: 60 mm | Marking: None | PU: 1 unit
3SU1901-0BD31-0AS0Type: E-stop backing plate 5 mm, lit 24 V | Mounting: Self-adhesive | Outer dia./size: 60 mm | Marking: NOT-AUS | PU: 1 unit
3SU1901-0BD31-0AT0Type: E-stop backing plate 5 mm, lit 24 V | Mounting: Self-adhesive | Outer dia./size: 60 mm | Marking: NOT-HALT | PU: 1 unit
3SU1901-0BD31-0DA0Type: E-stop backing plate 5 mm, lit 24 V | Mounting: Self-adhesive | Outer dia./size: 60 mm | Marking: EMERGENCY STOP | PU: 1 unit
3SU1901-0BD31-0NB0Type: E-stop backing plate 5 mm, lit 24 V | Mounting: Self-adhesive | Outer dia./size: 60 mm | Marking: Multi-language (DE/EN/IT/ES) | PU: 1 unit
3SU1901-0BD31-0AZ0Type: E-stop backing plate 5 mm, lit 24 V | Mounting: None | Outer dia./size: 60 mm | Marking: Customized (order code required) | PU: 1 unit
3SU1900-0BC31-0AA0Type: E-stop backing plate, 0.3 mm | Mounting: Self-adhesive | Outer dia./size: 75 mm | Marking: None | PU: 10 units
3SU1900-0BC31-0AS0Type: E-stop backing plate, 0.3 mm | Mounting: Self-adhesive | Outer dia./size: 75 mm | Marking: NOT-AUS | PU: 10 units
3SU1900-0BC31-0AT0Type: E-stop backing plate, 0.3 mm | Mounting: Self-adhesive | Outer dia./size: 75 mm | Marking: NOT-HALT | PU: 10 units
3SU1900-0BC31-0DA0Type: E-stop backing plate, 0.3 mm | Mounting: Self-adhesive | Outer dia./size: 75 mm | Marking: EMERGENCY STOP | PU: 10 units
3SU1900-0BC31-0GQ0Type: E-stop backing plate, 0.3 mm | Mounting: Self-adhesive | Outer dia./size: 75 mm | Marking: ARRET D'URGENCE | PU: 10 units
3SU1900-0BC31-0JA0Type: E-stop backing plate, 0.3 mm | Mounting: Self-adhesive | Outer dia./size: 75 mm | Marking: EMERGENZA | PU: 10 units
3SU1900-0BC31-0LA0Type: E-stop backing plate, 0.3 mm | Mounting: Self-adhesive | Outer dia./size: 75 mm | Marking: Nodstop | PU: 10 units
3SU1900-0BC31-0MA0Type: E-stop backing plate, 0.3 mm | Mounting: Self-adhesive | Outer dia./size: 75 mm | Marking: EMERGENCY OFF (Chinese) | PU: 10 units
3SU1900-0BC31-0NB0Type: E-stop backing plate, 0.3 mm | Mounting: Self-adhesive | Outer dia./size: 75 mm | Marking: Multi-language (DE/EN/IT/ES) | PU: 10 units
3SU1900-0BC31-0AZ0Type: E-stop backing plate, 0.3 mm | Mounting: Self-adhesive | Outer dia./size: 75 mm | Marking: Customized (order code required) | PU: 1 unit
3SU1900-0BG16-0AA0Type: Potentiometer plate 1.2 mm, black/white | Mounting: None | Outer dia./size: 40 mm | Marking: None | PU: 10 units
3SU1900-0BG16-0RT0Type: Potentiometer plate 1.2 mm, black/white | Mounting: None | Outer dia./size: 40 mm | Marking: 0 ... 9 | PU: 10 units
3SU1900-0BG16-0SA0Type: Potentiometer plate 1.2 mm, black/white | Mounting: None | Outer dia./size: 40 mm | Marking: 0 ... 10 | PU: 10 units
3SU1900-0BG16-0RU0Type: Potentiometer plate 1.2 mm, black/white | Mounting: None | Outer dia./size: 40 mm | Marking: Symbol: Power up | PU: 10 units
3SU1900-0BE31-0AA0Type: Plate for E-stop enclosure, no recess | Mounting: Self-adhesive | Outer dia./size: 38 x 112 mm | Marking: None | PU: 10 units
3SU1900-0BE31-0AS0Type: Plate for E-stop enclosure, no recess | Mounting: Self-adhesive | Outer dia./size: 38 x 112 mm | Marking: NOT-AUS | PU: 10 units
3SU1900-0BE31-0AT0Type: Plate for E-stop enclosure, no recess | Mounting: Self-adhesive | Outer dia./size: 38 x 112 mm | Marking: NOT-HALT | PU: 10 units
3SU1900-0BF31-0AA0Type: Plate for E-stop enclosure with recess | Mounting: Self-adhesive | Outer dia./size: 38 x 112 mm | Marking: None | PU: 10 units
3SU1900-0AY61-0AA0Type: Unit labeling plate, front plate modules | Mounting: Insert | Outer dia./size: 9.5 x 10.5 mm | Marking: None (white/black) | PU: 10 units

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