Siemens Digital I/O Module SIMATIC S7-400 Digital 24V
- RS Stock No.:
- 226-3995
- Mfr. Part No.:
- 6ES7421-7DH00-0AB0
- Manufacturer:
- Siemens
Subtotal (1 unit)*
€1,282.12
(exc. VAT)
€1,577.01
(inc. VAT)
Stocked by manufacturer
- Ready to ship from 15 July 2026
Need more? Click ‘Check delivery dates’ to find extra stock and lead times.
Units | Per unit |
|---|---|
| 1 + | €1,282.12 |
*price indicative
- RS Stock No.:
- 226-3995
- Mfr. Part No.:
- 6ES7421-7DH00-0AB0
- Manufacturer:
- Siemens
Specifications
Technical data sheets
Legislation and Compliance
Product Details
Find similar products by selecting one or more attributes.
Select all | Attribute | Value |
|---|---|---|
| Brand | Siemens | |
| Product Type | Digital I/O Module | |
| Module Type | Digital I/O Module | |
| Input Type | Digital | |
| Maximum Supply Voltage | 24V | |
| Number of I/Os | 16 | |
| Series | SIMATIC S7-400 | |
| Length | 290mm | |
| Width | 25mm | |
| Standards/Approvals | RoHS | |
| Depth | 210mm | |
| Select all | ||
|---|---|---|
Brand Siemens | ||
Product Type Digital I/O Module | ||
Module Type Digital I/O Module | ||
Input Type Digital | ||
Maximum Supply Voltage 24V | ||
Number of I/Os 16 | ||
Series SIMATIC S7-400 | ||
Length 290mm | ||
Width 25mm | ||
Standards/Approvals RoHS | ||
Depth 210mm | ||
- COO (Country of Origin):
- DE
The Siemens SIMATIC S7-400 series digital input SM 421 has 16 digital input. It has 24 to 60V input voltage and 150mA current.
Input current 150mA
Number of digital inputs 16
Type of input voltage AC/DC
Isolation tested with 1500 V AC