
Siemens SIMATIC S7 automation module 6ES7421-7DH00-0AB0
Pricing
Request a quote
We reply within 24 hours
Product Description
Siemens 6ES7421-7DH00-0AB0 — SIMATIC S7 automation module. Compact controller or expansion module for the S7-1200 or S7-1500 PLC platform.
Technical Specifications
- Manufacturer part number (MPN)
- 6ES7421-7DH00-0AB0
- EAN / GTIN
- 4025515128922
- Sales unit
- pcs
- Voltage type (supply voltage)
- DC
- Number of digital inputs
- 16
- Digital outputs configurable
- No
- Input current at signal 1
- 4 mA
- Type of voltage (input voltage)
- AC/DC
- Type of digital output
- None
- Short-circuit protection, outputs available
- No
- Type of electric connection
- Screw-/spring clamp connection
- Explosion safety category for gas
- ATEX gas-ex-protection, Cat. 3G
- Explosion safety category for dust
- None
- Width
- 25 mm
- Height
- 290 mm
- Depth
- 210 mm
- Country of origin
- Germany
Standards & Compliance
- HS Code
- 8538.90
Cross References
- EAN 4025515128922
- SAP 1000063403
- Code 8550755
Product Documentation
More from Siemens

Siemens
Siemens SIRIUS Contactor, S2, 65A 1NO+1NC, 24V AC/DC, 3-Pole 3RT2037-1NB30

Siemens
Siemens SIRIUS ACT Enclosure for command devices, 22 mm, round, Enclosure material plastic, Enclosure top part yellow, 1 control point plastic, Control point in center, A=EMERGENCY STOP mushroom pushbutton red, 40 mm, rotate-to-unlatch, 1 NC, screw terminal, floor mounting, 1XM20 each on top and bottom
3SU1801-0NA00-2AA2

Siemens
Siemens Panel Basic 2ND KTP700 DP Touch and taster 7" Profibus
6AV2123-2GA03-0AX0

Siemens
Siemens Auxiliary contact with test button 1NO+1NC FOR MCB 5SL, 5SY, 5SP, ON-OFF-SW
5ST3010-2

Siemens
Siemens SIRIUS 3RW soft starter 3RW4036-1BB04

Siemens
Siemens 3RT2916-1BB00

Siemens
Siemens MINIZED, fuse load-break switch, D01, 4-Pole, 3P+N, In: 16 A, Un AC: 400 V
5SG7661-0KK16

Siemens
Siemens SIRIUS 3RV20 motor protection circuit breaker, frame size S00 3RV2011-0AA10
Technical guides
Catalogue entry last verified: 2026-09-29. A manufacturer datasheet is attached to this entry — confirm application-critical values against it.
Frequently asked questions
- Where can I buy 6ES7421-7DH00-0AB0?
- 6ES7421-7DH00-0AB0 can be ordered from cballast.com as a Siemens catalogue item: request a quotation on this page or email sales@cballast.com, and the order ships worldwide.
- What is the manufacturer part number for this Siemens product?
- The manufacturer part number is 6ES7421-7DH00-0AB0.
- What is the HS code for 6ES7421-7DH00-0AB0?
- The customs tariff (HS) code for 6ES7421-7DH00-0AB0 is 8538.90.
- Who manufactures 6ES7421-7DH00-0AB0?
- 6ES7421-7DH00-0AB0 is a Siemens product in the Control & Automation range.
- Is a datasheet available for 6ES7421-7DH00-0AB0?
- Yes — the 6ES7421-7DH00-0AB0 datasheet can be viewed and downloaded on this page.
- What is the minimum order quantity for 6ES7421-7DH00-0AB0?
- The minimum order quantity is 1.
- Is 6ES7421-7DH00-0AB0 available?
- Yes — 6ES7421-7DH00-0AB0 is available to order: fulfilment is from supplier stock in cBallast's European network, dispatched directly from the warehouse to the customer, with the exact lead time stated in the quotation (reply within 24 hours).
