
6ES7221-1BH50-0XB0 – Siemens SIMATIC S7-1200 SM 1221 16DI 24V DC PLC I/O Module
Siemens 6ES7221-1BH50-0XB0 – SIMATIC S7-1200 SM 1221 16DI 24V DC PLC I/O Module. Expansion / signal module that extends a PLC or remote I/O station with additional inputs, outputs, power or interface functions. Key data: Series: SIMATIC S7-1200; Product Type Designation: SM 1221, DI 16x 24 V DC; Number of Digital Inputs: 16. Contact Industrial Auto Controls with the part number for price, condition and lead time.
Request Quote on WhatsAppListed prices exclude taxes, duties and shipping. Quantity pricing, condition, warranty and lead time are confirmed in our written quotation.
Specifications – 6ES7221-1BH50-0XB0
| Part number | 6ES7221-1BH50-0XB0 |
|---|---|
| Brand | Siemens |
| Category | PLC I/O & Modules |
| Series | SIMATIC S7-1200 |
| Product Type Designation | SM 1221, DI 16x 24 V DC |
| Number of Digital Inputs | 16 |
| Input Grouping | Groups of 4 |
| Rated Input Voltage | 24 V DC |
| Input Voltage for Signal 1 | 15 V DC at 2.5 mA |
| Input Voltage for Signal 0 | 5 V DC or 0.5 mA |
| Input Delay, Parameterizable | 0.2 ms to 12.8 ms, selectable in groups of four |
| Cable Length, Shielded | 500 m max. |
| Cable Length, Unshielded | 300 m max. |
| Current from Backplane Bus, 5 V DC | 90 mA max. |
| Power Loss | 3.2 W typ. |
| Isolation, Channels to Backplane Bus | 707 V DC (type test) |
| Degree of Protection | IP20 |
About the Siemens 6ES7221-1BH50-0XB0
The Siemens 6ES7221-1BH50-0XB0 (SIMATIC S7-1200 SM 1221 16DI 24V DC PLC I/O Module) is listed in our PLC I/O & Modules range and is priced at US$212.38 (excl. taxes, duties and shipping). It is listed as in stock.
Searching for this part in another format? 6ES7221-1BH50-0XB0 is also written as 6ES72211BH500XB0, 6ES7221 1BH50 0XB0 — our search ignores dashes, spaces and dots.
See more Siemens PLC I/O & Modules, or send us the part number and quantity for a written quotation.
6ES7221-1BH50-0XB0 – frequently asked questions
What is the price of 6ES7221-1BH50-0XB0?
The Siemens 6ES7221-1BH50-0XB0 is listed at US$212.38, excluding taxes, duties and shipping. Quantity pricing, condition and lead time are confirmed in our written quotation.
Is 6ES7221-1BH50-0XB0 in stock?
6ES7221-1BH50-0XB0 is currently listed as in stock. Stock moves quickly, so availability is confirmed when we send your quote.
How do I order 6ES7221-1BH50-0XB0?
Tap "Request Quote on WhatsApp" (+1 602 842 5433) or fill in the inquiry form on this page. The part number is filled in for you and no account is needed. We reply with a written quotation.
Is 6ES72211BH500XB0 the same part as 6ES7221-1BH50-0XB0?
Yes. 6ES72211BH500XB0, 6ES7221 1BH50 0XB0 and 6ES7221-1BH50-0XB0 refer to the same Siemens part number written in different formats.







