Control Gear Accessories
Find contacts, busbars, connection parts, expansion modules, enclosure fittings, filters and controls. Main product pages show their matching options together.

Product specification
3VA9988-0AA12
SENTRON 3VA auxiliary switch, 1 changeover, HQ 7 mm.
Dimensions & specifications
Accessories are matched to individual parts. A shared manufacturer or frame size alone does not establish compatibility.
Accessories & related parts
Part numbers & documents
- 3VA9988-0AA12 SENTRON 3VA auxiliary switch, 1 changeover, HQ 7 mm.
- 3VA9988-0AB12 SENTRON 3VA trip alarm switch, 1 changeover, HQ 7 mm.
- 3VA9988-0BL30 SENTRON 3VA left shunt trip, 24 V AC 50/60 Hz or 24–30 V DC.
- 3VA9988-0BL33 SENTRON 3VA left shunt trip, 208–277 V AC 50/60 Hz or 220–250 V DC.
- 3VA9908-0BB11 SENTRON 3VA undervoltage release, 24 V DC.
- 3VA9908-0BB25 SENTRON 3VA undervoltage release, 208–230 V AC 50/60 Hz.
- 3VA9157-0FK21 SENTRON 3VA10/11 door-mounted rotary operator, grey, with door interlock and 300 mm shaft.
- 3VA9157-0FK25 SENTRON 3VA10/11 door-mounted rotary operator, red/yellow, with door interlock and 300 mm shaft.
- 8UD1900-2WB00 SENTRON 600 mm shaft, 8 × 8 mm, for compatible door-mounted rotary operators.
- 3VA9111-0WD30 SENTRON 3VA10/11 terminal cover, 3 pole, one cover.
- 3VA9111-0WD40 SENTRON 3VA10/11 terminal cover, 4 pole, one cover.
