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Allen-Bradley 1756-BA1 Lithium Battery for ControlLogix and FlexLogix

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Allen-Bradley 1756-BA1

by Allen-Bradley

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OverviewThe Allen-Bradley 1756-BA1 acts as a vital replacement battery assembly, expertly designed to deliver continuous backup power to ControlLogix and FlexLogix controllers. This advanced lithium-based battery ensures that crucial system data remains intact, protecting your industrial processes from unexpected power disruptions. Featuring a premium Sanyo Lithium Cylindrical SE Type Cell (Sanyo part number CR17335 SE), the 1756-BA1 guarantees an extended operational lifespan and steadfast dependability. It is an essential component for upholding the integrity and continuous functioning of your Rockwell Automation systems.Crafted for effortless integration, this battery assembly is completely compatible with numerous ControlLogix and FlexLogix controllers, streamlining both replacement and system maintenance. Its robust construction and optimized electrical characteristics are specifically tailored to meet the stringent demands of various industrial settings, from factory automation to intricate process control systems.Key Features Critical Data Security: Supplies essential backup power for ControlLogix and FlexLogix controllers, averting data loss during mains interruptions. Premium Sanyo Lithium Cell: Incorporates a high-quality Sanyo Lithium Cylindrical SE Type Cell (CR17335 SE) for superior performance and extended durability. Optimized Voltage Output: Delivers a consistent 3.0V rated voltage, ensuring perfect harmony and optimal performance with ControlLogix systems. High Energy Capacity: Boasts a substantial 1.8Ah nominal capacity, offering significant energy storage for prolonged backup periods. Extensive Temperature Endurance: Functions dependably across a broad temperature range, from -40°C to +60°C, making it suitable for challenging industrial conditions. Lightweight and Compact: Weighing approximately 17g, it contributes minimal load while maximizing functional advantages. Seamless Compatibility: Specifically engineered for integration with many ControlLogix and FlexLogix controllers, ensuring wide system support. Technical Specifications Model Identifier: 1756-BA1 Product Category: ControlLogix/FlexLogix Battery Assembly Battery Chemistry: Sanyo Lithium Cylindrical SE Type Cell (CR17335 SE) Nominal Voltage: 3.0V Rated Capacity: 1.8Ah (@1mA, 2V cut-off, 23°C) Maximum Recommended Continuous Current: 8mA Peak Pulse Current Capability: 100mA Operational Temperature Span: -40°C to +60°C Suggested Storage Temperature: +30°C Mass: Approximately 17g Compatible ControlLogix Controllers: 1756-L55, 1756-L61, 1756-L62, 1756-L63 Compatible FlexLogix Controllers: 1794-L33 (Series A), 1794-L34 (Series A & B) Applications Factory Automation: Guarantees continuous operation and data integrity for essential automation processes. Process Control Architectures: Prevents valuable data loss and ensures uninterrupted monitoring in complex industrial environments. SCADA Systems: Enhances the dependability of Supervisory Control and Data Acquisition systems through stable backup power. Distributed I/O Networks: Bolsters the resilience of remote input/output modules, crucial for expansive industrial configurations. Critical Infrastructure: Perfect for applications where system uptime and data preservation are paramount, safeguarding against unforeseen power fluctuations. Why Choose This Model? Exceptional Reliability: Constructed with a Sanyo lithium cell, providing durable, consistent performance you can rely on in demanding industrial settings. Effortless Integration: Engineered expressly for a broad range of ControlLogix and FlexLogix controllers, ensuring straightforward installation and optimal system harmony. Superior Data Safeguarding: Offers essential backup power, protecting against expensive data loss and system downtime, thereby securing your investment. Designed for Tough Environments: Its wide operational temperature capabilities ensure steady performance even in extreme industrial conditions. Authentic Allen-Bradley Quality: As a genuine Allen-Bradley component, it delivers the assurance of original equipment manufacturer standards. Order NowSecure your industrial operations today with the Allen-Bradley 1756-BA1 battery. Experience peace of mind with reliable backup power and data protection for your critical systems. Add to cart now or contact our sales team for more information.FAQWhat is the primary function of the Allen-Bradley 1756-BA1?The 1756-BA1 is a replacement battery assembly that provides backup power to ControlLogix and FlexLogix controllers, preventing data loss during power outages.Which controllers are compatible with the 1756-BA1?It is compatible with various ControlLogix controllers, including 1756-L55, 1756-L61, 1756-L62, 1756-L63, and FlexLogix controllers like 1794-L33 (Series A) and 1794-L34 (Series A & B).What type of battery cell does the 1756-BA1 use?The 1756-BA1 utilizes a Sanyo Lithium Cylindrical SE Type Cell (Sanyo part number CR17335 SE).What is the operating temperature range for this battery?This battery is designed to operate reliably across a broad temperature range, from -40°C to +60°C.How important is accurate data retention for industrial systems?Accurate data retention is crucial for industrial systems to maintain continuous operation, prevent system downtime, and avoid costly production interruptions.

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PRODUCT DETAILS

Allen-Bradley 1756-BA1

Overview

This is a genuine Allen-Bradley component from the ControlLogix family. PalmPartsSolution stocks it in new, refurbished, and surplus condition with tested warranty and same-day shipping on in-stock units.

Whether you are sourcing a like-for-like replacement for an existing installation, an emergency spare to keep a line running, or a qualified part for a new build, our team can confirm availability, revision, and lead time before you order.

Key Features

  • Genuine Allen-Bradley catalog part
  • Tested before shipment
  • Backed by PalmPartsSolution warranty
  • Cross-reference and revision assistance available
  • Compatible with the broader Allen-Bradley automation ecosystem
  • Engineered to integrate inside ControlLogix installations

Compatibility

When ordering, match the full catalog/part number, hardware revision, and firmware revision called out by your Allen-Bradley equipment. Where applicable, confirm:

  • Input/output voltage and current rating
  • Communication protocol and network role
  • Mounting form factor and footprint
  • Operating temperature, humidity, and IP rating
  • Required certifications (UL, CE, ATEX, marine, etc.)

Not sure which revision you need? Send us the catalog number on the nameplate and we will confirm the correct match.

Replacement Information

Three ways to source this part through PalmPartsSolution:

  1. Exact replacement — same Allen-Bradley catalog number, new or refurbished, tested and warrantied
  2. Form-fit-function equivalent — alternate revision or build that drops in without code changes
  3. Engineered migration — current-generation Allen-Bradley platform with documented conversion notes for the ControlLogix family

Contact our engineering team if you need help choosing between these tracks.

Technical Specifications

  • Model Identifier: 1756-BA1
  • Product Category: ControlLogix/FlexLogix Battery Assembly
  • Battery Chemistry: Sanyo Lithium Cylindrical SE Type Cell (CR17335 SE)
  • Nominal Voltage: 3.0V
  • Rated Capacity: 1.8Ah (@1mA, 2V cut-off, 23°C)
  • Maximum Recommended Continuous Current: 8mA
  • Peak Pulse Current Capability: 100mA
  • Operational Temperature Span: -40°C to +60°C
  • Suggested Storage Temperature: +30°C
  • Mass: Approximately 17g
  • Compatible ControlLogix Controllers: 1756-L55, 1756-L61, 1756-L62, 1756-L63
  • Compatible FlexLogix Controllers: 1794-L33 (Series A), 1794-L34 (Series A & B)

Applications

  • Factory Automation: Guarantees continuous operation and data integrity for essential automation processes.
  • Process Control Architectures: Prevents valuable data loss and ensures uninterrupted monitoring in complex industrial environments.
  • SCADA Systems: Enhances the dependability of Supervisory Control and Data Acquisition systems through stable backup power.
  • Distributed I/O Networks: Bolsters the resilience of remote input/output modules, crucial for expansive industrial configurations.
  • Critical Infrastructure: Perfect for applications where system uptime and data preservation are paramount, safeguarding against unforeseen power fluctuations.

Why Choose the 1756-BA1?

  • Exceptional Reliability: Constructed with a Sanyo lithium cell, providing durable, consistent performance you can rely on in demanding industrial settings.
  • Effortless Integration: Engineered expressly for a broad range of ControlLogix and FlexLogix controllers, ensuring straightforward installation and optimal system harmony.
  • Superior Data Safeguarding: Offers essential backup power, protecting against expensive data loss and system downtime, thereby securing your investment.
  • Designed for Tough Environments: Its wide operational temperature capabilities ensure steady performance even in extreme industrial conditions.
  • Authentic Allen-Bradley Quality: As a genuine Allen-Bradley component, it delivers the assurance of original equipment manufacturer standards.

Availability & Shipping

  • In stock: 1756-BA1 ready for immediate dispatch from our Florida warehouse.
  • Free USA shipping: FedEx Priority (2–5 business days) and UPS Ground (3–5 business days). Expedited options available at checkout.
  • Worldwide delivery: FedEx International Priority (1–5 days), UPS International Priority (3–5 days), and USPS International (5–10 days) — rates calculated at checkout.
  • Bulk pricing: Volume discounts on request — contact our sales team for quantity quotes.
  • Buy with confidence: Every 1756-BA1 ships with a 1-Year PALM Parts warranty and a 30-day return window.
SUPPORT

Frequently Asked Questions — Allen-Bradley

The 1756-BA1 is a replacement battery assembly that provides backup power to ControlLogix and FlexLogix controllers, preventing data loss during power outages.

Machine down? We ship parts the same day.

New, surplus, and refurbished Allen-Bradley inventory in stock. Request a quote or speak directly with an automation specialist for emergency sourcing.

CUSTOMER REVIEWS

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PALM Parts Solution operates as an independent industrial automation supplier and is not an authorized distributor or affiliate of any listed manufacturer or brand name. Manufacturer trademarks and product names are used solely for identification purposes. Original manufacturer warranties do not apply. All products sold by PALM Parts are backed by our own 1-year warranty.

Product Condition & Firmware

All products are sold as new unless stated otherwise. Original manufacturer packaging may show signs of handling, storage, or shelf wear. Date codes and series may vary from current factory production. PALM Parts does not guarantee the presence, version, or compatibility of any firmware on PLC or automation products.

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