Authenticity and condition
Product authenticity and actual condition, including new condition when offered as new, are checked before final approval and recorded in the quotation.
EL1904
Verify the part number and specifications; the image alone does not establish suitability.
Delivery to your location is confirmed separately.
Source reviewed: 2026-09-05
Four-channel safety input terminal for protective signals in TwinSAFE and FSoE architectures.
Product authenticity and actual condition, including new condition when offered as new, are checked before final approval and recorded in the quotation.
The part number, revision, firmware or version is checked against your requirements. Apparently similar products may differ in price because of their version or condition.
Specialist products have a lead time. The valid delivery estimate is stated in the quotation after checking availability and specifications.
Category similarity does not establish compatibility or replacement suitability.

EL2904Output current: 0.5 A per channelSafety protocol: TwinSAFE / FSoE

EL6910Safety connection: to 212 Connection TwinSAFETwinSAFE groups: to 128 groups

772101Power supply: 24V DCPower consumption: 18.5 W