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6SL3544-0FB20-1FA0 Siemens-Siemens-Never Used Surplus-PLC Department
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6SL3544-0FB20-1FA0 Siemens

$389.97 - $2,133.95
$389.97
$389.97 - $2,133.95
$389.97
Surplus - Tested (With Warranty)
Need a Specific Revision?
$389.97
2 in stock
New / Open-Box Surplus
Need a Specific Revision?
$2,133.95
4 in stock
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Product Details

Description · Specifications · Product Overview

Specifications provided for reference. Verify critical details against official manufacturer documentation before installation.

Product Overview

The Siemens 6SL3544-0FB20-1FA0 is a SINAMICS G120D Control Unit, model CU240D-2 with PROFINET connectivity and Safe Torque Off (STO) safety functionality. It serves as the compact control interface for distributed converter systems within conveyor and material handling applications, offering integrated digital, analog, and encoder I/O alongside local commissioning interfaces. It enables seamless communication with PROFINET and EtherNet/IP networks and can be combined with SINAMICS power modules for motor drive systems. The part number 6SL3544-0FB20-1FA0 is referenced throughout technical documents.

Best Suited For

  • Distributed conveyor drive systems
  • Applications requiring onboard STO safety function
  • Compact IP65-rated environments
  • PROFINET or EtherNet/IP connected drive architectures
Digital inputs
6 (non-isolated)
Fail-safe digital input
1 (parameterizable as safe input)
Digital outputs
2 (0.5 A, isolated, switched 24 V DC)
Analog inputs
2 (0 … 10 V)
Degree of protection
IP65 / UL type 3

Technical Specifications

I/O & Electrical

Digital inputs (standard)
6 (non-isolated)
Fail-safe digital input
1 (optionally parameterizable as safe)
Digital outputs
2 (0.5 A, switched 24 V DC, isolated)
Analog inputs
2 (0 … 10 V)

Communication & Power

Communication protocols
PROFINET, EtherNet/IP
External power supply
24 V DC
Current consumption (24 V DC)
300 mA (without power module; with FSA/FSB size power modules)1

Physical & Environmental

Ambient temperature, operation
-10 … 50 °C (14 … 122 °F)
Ambient temperature, storage
-40 … 70 °C (-40 … 158 °F)
Relative humidity
≤ 95 % at 40 °C; no condensation
Degree of protection
IP65 / UL type 3
Net weight
0.8 kg (1.77 lb)
Dimensions (W × H × D)
153 mm × 208 mm × 55 mm (6.02 × 8.19 × 2.17 in)

Certifications

UL 508CcULCERCM

Complies with UL 508C (UL list number E121068), cUL, CE, RCM; CE mark per Low-Voltage Directive 2014/35/EC.

1-Year Warranty

Every tested unit is backed by our free 1-year PLC Department warranty, direct from us.

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Rockwell Automation documentation

Access official manuals, datasheets, and lifecycle information for this part directly from Rockwell Automation.

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Must Read: Disclaimer

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