
Siemens SIMATIC S7 automation module 6ES7521-1FH00-0AA0
Pricing
Request a quote
We reply within 24 hours
Product Description
Siemens 6ES7521-1FH00-0AA0 — SIMATIC S7 automation module. Compact controller or expansion module for the S7-1200 or S7-1500 PLC platform. Simatic S7 1500 DI 16 X AC230V,16 kanalaler in group on 4.
Technical Specifications
- Manufacturer part number (MPN)
- 6ES7521-1FH00-0AA0
- EAN / GTIN
- 4025515080244
- Sales unit
- pcs
- Number of digital inputs
- 16
- Digital inputs configurable
- Yes
- Digital outputs configurable
- Yes
- Input current at signal 1
- 11 mA
- Permitted voltage at input
- 0–264 V
- Type of voltage (input voltage)
- AC
- Type of digital output
- None
- Short-circuit protection, outputs available
- No
- Redundancy
- No
- Type of electric connection
- Plug-in connection
- Time delay at signal change
- 25 ms
- Suitable for safety functions
- No
- Appendant operation agent (Ex ia)
- No
- Explosion safety category for gas
- ATEX gas-ex-protection, Cat. 3G
- Explosion safety category for dust
- None
- Width
- 35 mm
- Height
- 147 mm
- Depth
- 129 mm
- Country of origin
- Germany
Standards & Compliance
- HS Code
- 8538.90
Cross References
- EAN 4025515080244
- SAP 1000347887
- Code 8387894
Product Documentation
More from Siemens

Siemens
Siemens SCALANCE XB108-2; 8 x 10/100 Mbit/s RJ45 porter + 2 x 100 Mbit/s ST-port multimode
6GK5108-2BB00-2AB2

Siemens
Siemens Contactor with 2 NC contacts, 230/400VAC 20A, coil voltage ACDC24V
5TT5002-2

Siemens
Siemens JUMPER LINK BLACK, 125mm, 16 mm², 3 pcs
5ST3794-0

Siemens
Siemens SIMATIC S7 automation module 6ES7522-5FH00-0AB0

Siemens
Siemens SIMATIC S7 automation module 6ES7152-1AA00-0AB0

Siemens
Siemens Sentron Load-break switch, 125 A, 1-Pole, 250 V AC, 10 kA Icw
5TL1192-0

Siemens
Siemens SIRIUS 3RT20 contactor, frame size S0 3RT2025-1AL20

Siemens
Siemens SITOP DC power supply 6EP1323-2BA00
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 6ES7521-1FH00-0AA0?
- 6ES7521-1FH00-0AA0 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 6ES7521-1FH00-0AA0.
- What is the HS code for 6ES7521-1FH00-0AA0?
- The customs tariff (HS) code for 6ES7521-1FH00-0AA0 is 8538.90.
- Who manufactures 6ES7521-1FH00-0AA0?
- 6ES7521-1FH00-0AA0 is a Siemens product in the Control & Automation range.
- Is a datasheet available for 6ES7521-1FH00-0AA0?
- Yes — the 6ES7521-1FH00-0AA0 datasheet can be viewed and downloaded on this page.
- What is the minimum order quantity for 6ES7521-1FH00-0AA0?
- The minimum order quantity is 1.
- Is 6ES7521-1FH00-0AA0 available?
- Yes — 6ES7521-1FH00-0AA0 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).
