Siemens SIRIUS 3RA27 IO-Link Function Modules & Connectors

SIRIUS 3RA27 function modules with IO-Link connection for direct-on-line, reversing and star-delta starting with 3RT20 contactors, plus module connectors and covers.

Key features

IO-Link connection for contactors 3RT201 to 3RT204 (S00 to S3)
Direct-on-line, reversing and star-delta versions
Module connectors 14-pole in lengths 6 to 33.5 cm and 10-pole for auxiliary voltage infeed
Interface covers and module connector sets
Screw terminals or spring-loaded terminals

Specifications

Brand line	SIRIUS
Accessory for	SIRIUS 3RT contactors / 3RH2 relays
Manufacturer	Siemens
Product category	Accessories
Catalog chapter	Contactors for switching motors
Catalog section	3RT/3RH2 accessories: Modules for contactor control
Source	Siemens Catalog IC 10 · 2026, p. 227-228

3RA2711-1AA00		Item: IO-Link module, direct-on-line \| For: 3RT201-3RT204 (S00-S3) \| Detail: Incl. 1 module connector \| Connection: Screw
3RA2711-2AA00		Item: IO-Link module, direct-on-line \| For: 3RT201-3RT204 (S00-S3) \| Detail: Incl. 1 module connector \| Connection: Spring-loaded
3RA2711-1BA00		Item: IO-Link module, reversing \| For: 3RT201-3RT204 (S00-S3) \| Detail: Basic + 1 coupling module \| Connection: Screw
3RA2711-2BA00		Item: IO-Link module, reversing \| For: 3RT201-3RT204 (S00-S3) \| Detail: Basic + 1 coupling module \| Connection: Spring-loaded
3RA2711-1CA00		Item: IO-Link module, star-delta \| For: 3RT201-3RT204 (S00-S3) \| Detail: Basic + 2 coupling modules \| Connection: Screw
3RA2711-2CA00		Item: IO-Link module, star-delta \| For: 3RT201-3RT204 (S00-S3) \| Detail: Basic + 2 coupling modules \| Connection: Spring-loaded
3RA2711-0EE10		Item: Module connector set \| For: 3RA2711 modules \| Detail: 2 connectors 14-pole short + 2 covers \| Connection: --
3RA2711-0EE17		Item: Module connector 14-pole \| For: 3RA2711, 3RA2816-0EW20 \| Detail: Length 6 cm \| Connection: --
3RA2711-0EE06		Item: Module connector 14-pole \| For: 3RA2711, 3RA2816-0EW20 \| Detail: Length 9 cm \| Connection: --
3RA2711-0EE18		Item: Module connector 14-pole \| For: 3RA2711, 3RA2816-0EW20 \| Detail: Length 13 cm \| Connection: --
3RA2711-0EE07		Item: Module connector 14-pole \| For: 3RA2711, 3RA2816-0EW20 \| Detail: Length 26 cm \| Connection: --
3RA2711-0EE08		Item: Module connector 14-pole \| For: 3RA2711, 3RA2816-0EW20 \| Detail: Length 33.5 cm \| Connection: --
3RA2711-0EE16		Item: Module connector 10-pole \| For: 3RA2711, 3RA2816-0EW20 \| Detail: 9 cm, aux. voltage infeed \| Connection: --
3RA2711-0EE15		Item: Interface covers \| For: 3RA2711, 3RA2816-0EW20 \| Detail: 1 set = 5 units \| Connection: --

AccessoriesSiemens

14 product codes available in this family

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Siemens SIRIUS 3RA27 IO-Link Function Modules & Connectors

Brand Siemens·Accessories

Available part numbers (14)

3RA2711-1AA00, 3RA2711-2AA00, 3RA2711-1BA00, 3RA2711-2BA00, 3RA2711-1CA00, 3RA2711-2CA00, 3RA2711-0EE10, 3RA2711-0EE17, 3RA2711-0EE06, 3RA2711-0EE18 + 4 more — see full table ↓

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Siemens SIRIUS 3RA27 IO-Link Function Modules & Connectors