• Siemens SIRIUS ACT Protective, Sealable & Dust Caps (3SU1900/3SU1960)
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Siemens SIRIUS ACT Protective, Sealable & Dust Caps (3SU1900/3SU1960)

Siemens SIRIUS ACT Protective, Sealable & Dust Caps (3SU1900/3SU1960)

Plastic protective caps for SIRIUS ACT actuators: sealable caps, silicone and silicone-free protective caps and dust caps for key-operated switches.

Key features

  • Sealable caps against unintentional or unauthorized actuation
  • Silicone and silicone-free protective caps for pushbuttons, selectors, mushroom and twin pushbuttons
  • Protective caps for EMERGENCY-STOP mushroom pushbuttons 30 and 40 mm
  • Dust caps for RONIS, O.M.R., Siemens C/B and ID key-operated switches
  • For 22 mm devices; sealable caps also for 30 mm devices

Specifications

Brand Siemens
Product line SIRIUS ACT (3SU1)
Material Plastic
Mounting diameter 22 mm / 30 mm
PU 1 unit (3SU1900-0DB70: 5 units)
Function Protection against dirt/actuation
Source Siemens Catalog IC 10 · 2026, p. 1337-1339
3SU1900-0DA10-0AA0 Type: Sealable cap | For: Pushbuttons, flat | Mounting dia.: 22 mm | Color: Black | PU: 1 unit
3SU1900-0DA70-0AA0 Type: Sealable cap | For: Pushbuttons, flat | Mounting dia.: 22 mm | Color: Clear | PU: 1 unit
3SU1900-0EL10-0AA0 Type: Sealable cap | For: Pushbuttons, raised / with front ring | Mounting dia.: 22 mm | Color: Black | PU: 1 unit
3SU1900-0EL70-0AA0 Type: Sealable cap | For: Pushbuttons, raised / with front ring | Mounting dia.: 22 mm | Color: Clear | PU: 1 unit
3SU1960-0DA70-0AA0 Type: Sealable cap | For: Pushbuttons, flat | Mounting dia.: 30 mm | Color: Clear | PU: 1 unit
3SU1960-0EY70-0AA0 Type: Sealable cap | For: Selector switches, short | Mounting dia.: 30 mm | Color: Clear | PU: 1 unit
3SU1900-0DB70-0AA0 Type: Silicone protective cap | For: Pushbuttons, flat | Mounting dia.: 22 mm | Color: Clear | PU: 5 units
3SU1900-0ED70-0AA0 Type: Silicone-free protective cap | For: Pushbuttons, flat | Mounting dia.: 22 mm | Color: Clear | PU: 1 unit
3SU1900-0DC70-0AA0 Type: Silicone protective cap | For: Pushbuttons, raised | Mounting dia.: 22 mm | Color: Clear | PU: 1 unit
3SU1900-0EE70-0AA0 Type: Silicone-free protective cap | For: Pushbuttons, raised | Mounting dia.: 22 mm | Color: Clear | PU: 1 unit
3SU1900-0DD70-0AA0 Type: Silicone protective cap | For: Selectors, short | Mounting dia.: 22 mm | Color: Clear | PU: 1 unit
3SU1900-0EF70-0AA0 Type: Silicone-free protective cap | For: Selectors, short | Mounting dia.: 22 mm | Color: Clear | PU: 1 unit
3SU1900-0DE70-0AA0 Type: Silicone protective cap | For: Mushroom pushbuttons 40 mm | Mounting dia.: 22 mm | Color: Clear | PU: 1 unit
3SU1900-0EG70-0AA0 Type: Silicone-free protective cap | For: Mushroom pushbuttons 40 mm | Mounting dia.: 22 mm | Color: Clear | PU: 1 unit
3SU1900-0EN70-0AA0 Type: Silicone protective cap | For: EMERGENCY STOP 30 mm | Mounting dia.: 22 mm | Color: Clear | PU: 1 unit
3SU1900-0DF70-0AA0 Type: Silicone protective cap | For: EMERGENCY STOP 40 mm | Mounting dia.: 22 mm | Color: Clear | PU: 1 unit
3SU1900-0DG70-0AA0 Type: Silicone protective cap | For: Twin pushbuttons, flat | Mounting dia.: 22 mm | Color: Clear | PU: 1 unit
3SU1900-0DH70-0AA0 Type: Silicone protective cap | For: Twin pushbuttons, raised | Mounting dia.: 22 mm | Color: Clear | PU: 1 unit
3SU1900-0EK70-0AA0 Type: Silicone-free protective cap | For: Twin pushbuttons, raised | Mounting dia.: 22 mm | Color: Clear | PU: 1 unit
3SU1900-0EB10-0AA0 Type: Dust cap | For: Key switches RONIS/O.M.R./C/B | Mounting dia.: 22 mm | Color: Clear | PU: 1 unit
3SU1900-0EM70-0AA0 Type: Dust cap | For: ID key-operated switches | Mounting dia.: 22 mm | Color: Clear | PU: 1 unit
AccessoriesSiemens
21 product codes available in this family
Sourced direct from KoreaExport-ready supplyCompetitive pricing
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Siemens SIRIUS ACT Protective, Sealable & Dust Caps (3SU1900/3SU1960)

Brand Siemens·Accessories

Available part numbers (21)

3SU1900-0DA10-0AA0, 3SU1900-0DA70-0AA0, 3SU1900-0EL10-0AA0, 3SU1900-0EL70-0AA0, 3SU1960-0DA70-0AA0, 3SU1960-0EY70-0AA0, 3SU1900-0DB70-0AA0, 3SU1900-0ED70-0AA0, 3SU1900-0DC70-0AA0, 3SU1900-0EE70-0AA0 + 11 more — see full table ↓

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Product codes & specifications
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Product codeSpec
3SU1900-0DA10-0AA0Type: Sealable cap | For: Pushbuttons, flat | Mounting dia.: 22 mm | Color: Black | PU: 1 unit
3SU1900-0DA70-0AA0Type: Sealable cap | For: Pushbuttons, flat | Mounting dia.: 22 mm | Color: Clear | PU: 1 unit
3SU1900-0EL10-0AA0Type: Sealable cap | For: Pushbuttons, raised / with front ring | Mounting dia.: 22 mm | Color: Black | PU: 1 unit
3SU1900-0EL70-0AA0Type: Sealable cap | For: Pushbuttons, raised / with front ring | Mounting dia.: 22 mm | Color: Clear | PU: 1 unit
3SU1960-0DA70-0AA0Type: Sealable cap | For: Pushbuttons, flat | Mounting dia.: 30 mm | Color: Clear | PU: 1 unit
3SU1960-0EY70-0AA0Type: Sealable cap | For: Selector switches, short | Mounting dia.: 30 mm | Color: Clear | PU: 1 unit
3SU1900-0DB70-0AA0Type: Silicone protective cap | For: Pushbuttons, flat | Mounting dia.: 22 mm | Color: Clear | PU: 5 units
3SU1900-0ED70-0AA0Type: Silicone-free protective cap | For: Pushbuttons, flat | Mounting dia.: 22 mm | Color: Clear | PU: 1 unit
3SU1900-0DC70-0AA0Type: Silicone protective cap | For: Pushbuttons, raised | Mounting dia.: 22 mm | Color: Clear | PU: 1 unit
3SU1900-0EE70-0AA0Type: Silicone-free protective cap | For: Pushbuttons, raised | Mounting dia.: 22 mm | Color: Clear | PU: 1 unit
3SU1900-0DD70-0AA0Type: Silicone protective cap | For: Selectors, short | Mounting dia.: 22 mm | Color: Clear | PU: 1 unit
3SU1900-0EF70-0AA0Type: Silicone-free protective cap | For: Selectors, short | Mounting dia.: 22 mm | Color: Clear | PU: 1 unit
3SU1900-0DE70-0AA0Type: Silicone protective cap | For: Mushroom pushbuttons 40 mm | Mounting dia.: 22 mm | Color: Clear | PU: 1 unit
3SU1900-0EG70-0AA0Type: Silicone-free protective cap | For: Mushroom pushbuttons 40 mm | Mounting dia.: 22 mm | Color: Clear | PU: 1 unit
3SU1900-0EN70-0AA0Type: Silicone protective cap | For: EMERGENCY STOP 30 mm | Mounting dia.: 22 mm | Color: Clear | PU: 1 unit
3SU1900-0DF70-0AA0Type: Silicone protective cap | For: EMERGENCY STOP 40 mm | Mounting dia.: 22 mm | Color: Clear | PU: 1 unit
3SU1900-0DG70-0AA0Type: Silicone protective cap | For: Twin pushbuttons, flat | Mounting dia.: 22 mm | Color: Clear | PU: 1 unit
3SU1900-0DH70-0AA0Type: Silicone protective cap | For: Twin pushbuttons, raised | Mounting dia.: 22 mm | Color: Clear | PU: 1 unit
3SU1900-0EK70-0AA0Type: Silicone-free protective cap | For: Twin pushbuttons, raised | Mounting dia.: 22 mm | Color: Clear | PU: 1 unit
3SU1900-0EB10-0AA0Type: Dust cap | For: Key switches RONIS/O.M.R./C/B | Mounting dia.: 22 mm | Color: Clear | PU: 1 unit
3SU1900-0EM70-0AA0Type: Dust cap | For: ID key-operated switches | Mounting dia.: 22 mm | Color: Clear | PU: 1 unit

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