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Siemens
  • Power contactor
  • Size S00
  • AC-3
  • 10 HP/480 V
  • Auxiliary contact: 1 x NO
  • Control voltage: 24 V DC
  • Screw connection
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Main contactor Siemens SIRIUS 3RT20181BB41

2 year warranty Money back guaranty
Item number: 101313
UPC / EAN: 662643913194
Corresponding accessories
Auxiliary switch block Siemens SIRIUS 3RH29111FA22
Auxiliary switch block Siemens SIRIUS 3RH29111FA22
Auxiliary contact block for contactor relays, For 3RH and 3RT contact relays, 2 x NO/2 x NC contacts, Screw terminals
Item number: 400741
MSRP: $62.50
$30.00
plus sales tax plus shipping
in stock
Shipping today
Auxiliary switch block Siemens SIRIUS 3RH29111HA01
Auxiliary switch block Siemens SIRIUS 3RH29111HA01
Auxiliary contact block for contactor relays and motor contactors, Size S00/S0, Auxiliary contacts: 1 x NC, Screw connection
Item number: 101416
MSRP: $29.60
$14.21
plus sales tax plus shipping
in stock
Shipping today
Overload relay Siemens SIRIUS 3RU21160AB0
Overload relay Siemens SIRIUS 3RU21160AB0
Overload relay for motor protection, 0.11-0.16 A, Size: S00, CLASS 10, Screw connection, Auxiliary contacts 1 x NC/NO, Manual/automatic reset
Item number: 101324
MSRP: $122.50
$72.28
plus sales tax plus shipping
in stock
Shipping today
Overload relay Siemens SIRIUS 3RU21160BB0
Overload relay Siemens SIRIUS 3RU21160BB0
Overload relay for motor protection, 0.14-0.2 A, Size: S00, CLASS 10, Screw connection, Auxiliary contacts 1 x NC/NO, Manual/automatic reset
Item number: 101325
MSRP: $122.50
$72.28
plus sales tax plus shipping
in stock
Shipping today
Overload relay Siemens SIRIUS 3RU21160CB0
Overload relay Siemens SIRIUS 3RU21160CB0
Overload relay for motor protection, 0.18-0.25 A, Size: S00, CLASS 10, Screw connection, Auxiliary contacts 1 x NC/NO, Manual/automatic reset
Item number: 101326
MSRP: $122.50
$72.28
plus sales tax plus shipping
in stock
Shipping today
Overload relay Siemens SIRIUS 3RU21160EB0
Overload relay Siemens SIRIUS 3RU21160EB0
Overload relay for motor protection, 0.28-0.40 A, Size: S00, CLASS 10, Screw connection, Auxiliary contacts 1 x NC/NO, Manual/automatic reset
Item number: 101328
MSRP: $122.50
$72.28
plus sales tax plus shipping
in stock
Shipping today
Overload relay Siemens SIRIUS 3RU21160FB0
Overload relay Siemens SIRIUS 3RU21160FB0
Overload relay for motor protection, 0.35-0.5 A, Size: S00, CLASS 10, Screw connection, Auxiliary contacts 1 x NC/NO, Manual/automatic reset
Item number: 101329
MSRP: $122.50
$72.28
plus sales tax plus shipping
in stock
Shipping today
Overload relay Siemens SIRIUS 3RU21160GB0
Overload relay Siemens SIRIUS 3RU21160GB0
Overload relay for motor protection, 0.45-0.63 A, Size: S00, CLASS 10, Screw connection, Auxiliary contacts 1 x NC/NO, Manual/automatic reset
Item number: 101330
MSRP: $122.50
$72.28
plus sales tax plus shipping
in stock
Shipping today
Overload relay Siemens SIRIUS 3RU21160HB0
Overload relay Siemens SIRIUS 3RU21160HB0
Overload relay for motor protection, 0.55-0.8 A, Size S00, CLASS 10, Screw connection, Auxiliary contacts 1 x NC/NO, Manual/automatic reset
Item number: 101331
MSRP: $122.50
$72.28
plus sales tax plus shipping
in stock
Shipping today
Overload relay Siemens SIRIUS 3RU21160JB0
Overload relay Siemens SIRIUS 3RU21160JB0
Overload relay for motor protection, 0.70-1 A, Size S00, CLASS 10, Screw connection, Auxiliary contacts 1 x NC/NO, Manual/automatic reset
Item number: 101332
MSRP: $122.50
$72.28
plus sales tax plus shipping
in stock
Shipping today
Overload relay Siemens SIRIUS 3RU21160KB0
Overload relay Siemens SIRIUS 3RU21160KB0
Overload relay for motor protection, 0.90-1.25 A, Size S00, CLASS 10, Screw connection, Auxiliary contacts 1 x NC/NO, Manual/automatic reset
Item number: 101333
MSRP: $122.50
$72.28
plus sales tax plus shipping
in stock
Shipping today
Overload relay Siemens SIRIUS 3RU21161AB0
Overload relay Siemens SIRIUS 3RU21161AB0
Overload relay for motor protection, 1.1-1.6 A, Size S00, CLASS 10, Screw connection, Auxiliary contacts 1 x NC/NO, Manual/automatic reset
Item number: 101334
MSRP: $122.50
$72.28
plus sales tax plus shipping
in stock
Shipping today
Overload relay Siemens SIRIUS 3RU21161BB0
Overload relay Siemens SIRIUS 3RU21161BB0
Overload relay for motor protection, 1.40-2 A, Size S00, CLASS 10, Screw connection, Auxiliary contacts 1 x NC/NO, Manual/automatic reset
Item number: 101335
MSRP: $122.50
$72.28
plus sales tax plus shipping
in stock
Shipping today
Overload relay Siemens SIRIUS 3RU21161CB0
Overload relay Siemens SIRIUS 3RU21161CB0
Overload relay for motor protection, 1.8-2.5 A, Size S00, CLASS 10, Screw connection, Auxiliary contacts 1 x NC/NO, Manual/automatic reset
Item number: 101336
MSRP: $122.50
$72.28
plus sales tax plus shipping
in stock
Shipping today
Overload relay Siemens SIRIUS 3RU21161DB0
Overload relay Siemens SIRIUS 3RU21161DB0
Overload relay for motor protection, 2.2-3.2 A, Size S00, CLASS 10, Screw connection, Auxiliary contacts 1 x NC/NO, Manual/automatic reset
Item number: 101337
MSRP: $122.50
$72.28
plus sales tax plus shipping
in stock
Shipping today
Overload relay Siemens SIRIUS 3RU21161EB0
Overload relay Siemens SIRIUS 3RU21161EB0
Overload relay for motor protection, 2.8-4 A, Size S00, CLASS 10, Screw connection, Auxiliary contacts 1 x NC/NO, Manual/automatic reset
Item number: 101338
MSRP: $122.50
$72.28
plus sales tax plus shipping
in stock
Shipping today
Overload relay Siemens SIRIUS 3RU21161FB0
Overload relay Siemens SIRIUS 3RU21161FB0
Overload relay for motor protection, 3.5-5 A, Size S00, CLASS 10, Screw connection, Auxiliary contacts 1 x NC/NO, Manual/automatic reset
Item number: 101339
MSRP: $122.50
$72.28
plus sales tax plus shipping
in stock
Shipping today
Overload relay Siemens SIRIUS 3RU21161GB0
Overload relay Siemens SIRIUS 3RU21161GB0
Overload relay for motor protection, 4.5-6.3 A, Size S00, CLASS 10, Screw connection, Auxiliary contacts 1 x NC/NO, Manual/automatic reset
Item number: 101340
MSRP: $122.50
$72.28
plus sales tax plus shipping
in stock
Shipping today
Overload relay Siemens SIRIUS 3RU21161HB0
Overload relay Siemens SIRIUS 3RU21161HB0
Overload relay for motor protection, 5.5-8 A, Size S00, CLASS 10, Screw connection, Auxiliary contacts 1 x NC/NO, Manual/automatic reset
Item number: 101341
MSRP: $122.50
$72.28
plus sales tax plus shipping
in stock
Shipping today
Overload relay Siemens SIRIUS 3RU21161JB0
Overload relay Siemens SIRIUS 3RU21161JB0
Overload relay for motor protection, 7-10 A, Size S00, CLASS 10, Screw connection, Auxiliary contacts 1 x NC/NO, Manual/automatic reset
Item number: 101342
MSRP: $122.50
$72.28
plus sales tax plus shipping
in stock
Shipping today
Overload relay Siemens SIRIUS 3RU21161KB0
Overload relay Siemens SIRIUS 3RU21161KB0
Overload relay for motor protection, 9-12.5 A, Size S00, CLASS 10, Screw connection, Auxiliary contacts 1 x NC/NO, Manual/automatic reset
Item number: 101343
MSRP: $122.50
$72.28
plus sales tax plus shipping
in stock
Shipping today
Overload relay Siemens SIRIUS 3RU21164AB0
Overload relay Siemens SIRIUS 3RU21164AB0
Overload relay for motor protection, 11-16 A, Size S00, CLASS 10, Screw connection, Auxiliary contacts 1 x NC/NO, Manual/automatic reset
Item number: 101344
MSRP: $122.50
$72.28
plus sales tax plus shipping
in stock
Shipping today
Surge suppressor Siemens SIRIUS 3RT29161BB00
Surge suppressor Siemens SIRIUS 3RT29161BB00
Surge suppressor, Varistor, 24-48 V AC, 24-70 V DC, For contactor relays and motor contactors Size S00
Item number: 401029
MSRP: $30.50
$14.64
plus sales tax plus shipping
in stock
Shipping today
Surge suppressor Siemens SIRIUS 3RT29161BC00
Surge suppressor Siemens SIRIUS 3RT29161BC00
Surge suppressor, varistor, 48-127 VAC, 70-150 VDC, for contactor relays and motor contactors Size S00
Item number: 401028
MSRP: $30.50
$14.64
plus sales tax plus shipping
in stock
Shipping today
Surge suppressor Siemens SIRIUS 3RT29161DG00
Surge suppressor Siemens SIRIUS 3RT29161DG00
Surge suppressor, Suppression diode 12-250 V DC, For contactor relays and motor contactors, Size S00
Item number: 101419
MSRP: $30.50
$14.64
plus sales tax plus shipping
in stock
Shipping today
Surge suppressor Siemens SIRIUS 3RT29161EH00
Surge suppressor Siemens SIRIUS 3RT29161EH00
Surge suppressor, Diode combination, 12-250 VDC, For contactor relays and motor contactors Size S00
Item number: 401026
MSRP: $32.90
$15.79
plus sales tax plus shipping
in stock
Shipping today
Overload relay Siemens SIRIUS 3RB31134PB0
Overload relay Siemens SIRIUS 3RB31134PB0
Overload relay for motor protection, 1-4 A, Size S00, CLASS 5-30, Screw connection, Auxiliary contacts 1 x NC/NO, Manual/automatic reset, Internal earth-fault detection
Item number: 101361
MSRP: $279.00
$220.41
plus sales tax plus shipping
in stock
Shipping today
Overload relay Siemens SIRIUS 3RB31134SB0
Overload relay Siemens SIRIUS 3RB31134SB0
Overload relay for motor protection, 3-12 A, Size S00, CLASS 5-30, Screw connection, Auxiliary contacts 1 x NC/NO, Manual/automatic reset, Internal earth-fault detection
Item number: 101362
MSRP: $279.00
$220.41
plus sales tax plus shipping
in stock
Shipping today
Overload relay Siemens SIRIUS 3RB31134TB0
Overload relay Siemens SIRIUS 3RB31134TB0
Overload relay for motor protection, 4-16 A, Size S00, CLASS 5-30, Screw connection, Auxiliary contacts 1 x NC/NO, Manual/automatic reset, Internal earth-fault detection
Item number: 101363
MSRP: $279.00
$220.41
plus sales tax plus shipping
in stock
Shipping today
Technical details
General data

Main contactor
1 x NO
S00

Electrical data

10 HP
690 V
24 V DC
6 kV

Mechanical data

750 1/h
45 mm
58 mm
73 mm
Screw terminals
Screw terminals

Ambient conditions

-25 °C
50 °C
IP20

Further information

UL, CSA, CE, EAC, CCC

Product description
Main contactor Siemens SIRIUS 3RT20181BB41
The compact power contactor 3RT20181BB41 from Siemens is offered for the performance range up to 10 HP at AC-3/480 V. The SIRIUS power contactor 3RT20181BB41 from Siemens uses a control supply voltage of 24 V DC and features an NO contact as auxiliary contact as well as a practical screw-type connection. In size S00, the power contactor 3RT20181BB41 is suitable for all load feeders with the circuit breakers 3RV2011 and 3RV2311. The power contactor 3RT20181BB41 is used in automation and control technology, particularly to control motors and switch on electrical heating systems.
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