SBE / SBX / SBO
SBE, SBX, and SBO connectors are an extension of the classic SB® series, offering not only two main power supply circuits, but also the possibility of integrating up to 8 auxiliary circuits for signal transmission or low-current power supply. The use of different lengths of auxiliary contacts enables the implementation of connection sequences, e.g., last-mate / first-break, used in applications with interlock or CAN control. This series has been designed for demanding industrial applications where durability, safety, and functionality extended by a signal circuit are important.
Features of SBE, SBO, and SBX connectors
Current range up to 550 A
The main contacts allow for current carrying up to 550 A (depending on the model) at voltages up to 600 V DC, in accordance with UL 1977.
Possibility of integrating auxiliary contacts
Depending on the configuration, it is possible to build in up to 8 additional pins using the PP15/45 or PPMX standard, e.g. in 1×4 format.
Sequential connection of auxiliary contacts
Four pin lengths are available in the auxiliary circuits, allowing you to control the connection sequence (e.g., grounding before power supply, control later).
Touch-safe - increased user safety
All models meet the requirements of IEC 60950 and IEC 60529 for protection against accidental contact with conductive circuits.
Mechanical and chemical resistance
- SBE® - PBT/PC compound enclosure, chemically resistant, tested in accordance with EN 1175:2020 (e.g. industrial environments, traction batteries).
- SBX® - enclosure made of durable polycarbonate, provides increased impact resistance, tested in accordance with UL and CSA.
- SBO® - variant for applications requiring limited space at lower currents (e.g. 60 A).
High mechanical durability
Connectors designed for up to 10,000 mating cycles.
Colored, mechanically coded enclosures
Protection against installation errors – the color corresponds to a specific voltage and does not mechanically fit other voltages.
Applications of SBE, SBO, SBX connectors
- Battery systems (forklifts, AGVs, UPS)
- Industrial DC systems requiring connectors with additional signal tracks
- Applications where sequential connection is necessary (e.g., control – power supply – grounding)
- Devices requiring resistance to impact, chemicals, or frequent disconnection

APP SBX175 6380G1 (2-7251G1) grey connector housing
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SBO 60 / SBE 80 1x4 auxiliary connector housing (444G1)
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APP SBX350 blue power connector housing 6351 (2-7249G2)
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APP SBX350 red power connector housing 6352 (2-7249G3)

APP SBX350 green power connector housing 6353 (2-7249G4)
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APP SBX350 yellow power connector housing 6362 (2-7249G6)
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APP SBE320 E6339 (2-8171G7) orange connector housing
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APP SBX175 6385G1 (2-7251G5) red connector housing

APP SBX175 6382G1 (2-7251G3) orange connector housing
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APP SBX175 6381G1 (2-7251G2) blue connector housing
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APP SBX350 grey power connector housing 6350 (2-7249G1)
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APP SBE160 E6390G1 (2-8170G7) green connector housing
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APP SBE160 E6392G1 (2-8170G14) black connector housing
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APP SBE320 E6350 (2-8171G1) grey connector housing
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APP SBE320 E6353 (2-8171G4) green connector housing
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APP SBE320 E6361 (2-8171G5) black connector housing
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APP SBE320 E6336 (2-8171G8) brown connector housing
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APP SBE80YEL connector housing
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APP SBE80ORN connector housing
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APP SBE160 E6381G1 (2-8170G2) blue connector housing
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APP SBE160 E6382G1 (2-8170G3) orange connector housing
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APP SBE160 E6383G1 (2-8170G4) yellow connector housing
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