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1756-LSP Allen-Bradley

Original price $345.00 - Original price $400.00
Original price
$400.00
$345.00 - $400.00
Current price $400.00
Surplus - Tested (With Warranty)
Need a Specific Revision?
$400.00
3 in stock
New / Open-Box Surplus
Need a Specific Revision?
$345.00
5 in stock
Ships today if ordered by 1 PM CST
Overnight shipping available
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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 1756-LSP is the GuardLogix Safety Partner module designed to operate alongside a primary GuardLogix controller in a redundant, 1oo2 safety architecture. It is part of the Allen-Bradley ControlLogix/GuardLogix platform, providing safety memory and interfacing capability to implement functional safety up to SIL3 / PLe. It is typically used in safety-critical control applications such as machine guarding, emergency stop systems, and integrated safety logic in manufacturing.

Best Suited For

  • GuardLogix 5570/5580 controllers requiring a safety partner
  • Functional safety up to SIL3 / PLe applications
  • Installations requiring redundant safety control modules
  • Industrial machine safety and E-stop logic integration
Safety Memory
Same as corresponding primary controller
Current draw @ 5.1 V DC
1200 mA
Current draw @ 24 V DC
14 mA
Power dissipation
3.5 W

Technical Specifications

I/O & Electrical

Current draw @ 5.1 V DC
1200 mA
Current draw @ 24 V DC
14 mA
Power dissipation
3.5 W
Thermal dissipation
11.9 BTU/hr

Physical & Environmental

Weight, approx
0.32 kg (0.70 lb)
Slot width
2 slots (module pair required)
Mounting location
Installed in chassis slot immediately to right of primary controller
Isolation voltage
30 V continuous RS-232 to system, Type tested at 720 V DC for 60 s

1-Year Warranty

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

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Free ground shipping. Orders by 1 PM CST ship same-day, with overnight available.

USA Stock

Sourced and shipped from Texas, USA. Never anonymous overseas marketplace stock.

30-Day Returns

Hassle-free RMA. If the part is not right for your application, send it back within 30 days.

Reseller Options

Resellers welcome. Reach out for volume pricing and we will get you set up.

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Rockwell Automation documentation

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

Visit RockwellAutomation.com

Must Read: Disclaimer

PLC Department sells surplus and refurbished industrial automation products, including but not limited to programmable logic controllers (PLCs), which are sourced exclusively through independent third-party channels. PLC Department is not an authorized distributor, reseller, or representative of any manufacturer listed on this website, including Rockwell Automation or its Allen-Bradley brand. All product warranties, where offered, are provided solely by PLC Department and not by the original manufacturer.

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The products offered for sale may be used or surplus and may contain older date codes, be of earlier series or versions, or differ in appearance or features compared to products available through factory-authorized distribution channels. The presence, version, or functionality of firmware, if any, on programmable devices such as Allen-Bradley PLCs is not guaranteed. PLC Department makes no representation or warranty regarding:

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