The Siemens 6ES7221-1BF20-0XA0 is an EM 221 expansion module with 8 digital inputs at 24 VDC. Lifecycle status is current — still rolling off Siemens' line, no last-time-buy to chase. For procurement, that means standard catalog availability; quote it against an RFQ and it ships.
Siemens 6ES7221-1BF20-0XA0 EM 221, 8x24VDC Input
MPN6ES7221-1BF20-0XA0
Siemens EM 221 expansion module, 6ES7221-1BF20-0XA0, 8 digital inputs at 24 VDC, for S7-200 backplane.
$62.67Ref. price · indicative, final on quote
Sourced new & surplus through independent channelsAuthenticity-screened · ESD-safe packingListing updated Aug 2026
Specifications
| Parameter | Value |
|---|---|
| Weight | 0.05 kgs |
Product details
Frequently asked questions
How do I source this module?
It's a standard catalog item sourced through industrial automation distribution. Submit an RFQ for your quantity and lead time; no premium or broker markup expected.
MPN
6ES7221-1BF20-0XA0