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Overview
- 4 AWG battery cable lug
- 5/16" stud hole size
- Standard barrel without inspection window
- Flared barrel entry for ease of conductor insertion
- Tin-plated to meet ASTM Class C specifications for corrosion resistance
Specifications
Amperage Rating | 90 A |
Barrel Type* | Standard |
Color | Silver |
Connection Type | Screw Terminal |
Material | Copper |
Mounting | 5/8 In. |
Series | A4-56R |
Size | 4 AWG, 5/16" Stud |
Standard | cULus Listed for use in US and Canada to UL 486A-486B for power applications, meets US Military Wire Pull Out Specs |
Stud Size | 5/16 In. |
Type | Compression Lug |
Package Dimensions (L x W x H) | 4.2 IN x 2.1 IN x 4.2 IN |
Package Weight (Imperial) | 1.7 lbs |

OD581
Mechanical Crimp Tool with 5/8 Inch Nose Die APPLICATIONS: Designed for use with wide range and H-Tap connectors. It has fiberglass handles and comes with "O" and "D" Nose Dies. It has an output of 4.5 tons.
CD6A
U-Type Compression Die - Pink 1/0 AWG Copper - 2 AWG Aluminum U-Shaped Compression Dies are for use with the NSi-12 Compression Tool and Other Tools. See Cross-Reference Chart below.
CD7
U-Type Compression Die - Black 2/0 AWG Copper U-Shaped Compression Dies are for use with the NSi-12 Compression Tool and Other Tools. See Cross-Reference Chart below.
E6-PS-D
Non-Insulated Parallel Splice Connector For Wire Range 6 For Circular Mil Range 20,800-33,100 Length .5 Diameter .365,Metallic
AS-K1-H6
Power Distribution Block (1) 2/0-14 AWG Primary (6) 4-14 AWG Secondary Power Distribution Blocks are made of high strength, high-conductivity aluminum alloy and are mounted in a high-strength glass-filled polyester base. Each block can stand alone or combine with other blocks to form a multi-block set.
E989NNJ-5-HD
Molded Junction Box, Length 4 Inch x Width 4 Inch x Depth 2 Inch, Material Polycarbonate, Color Gray
1SNK705010R0000
Combine high performance with compact dimensions: - 1000 V AC / DC IEC 600 V UL, - Opt for the best marking visibility thanks to the up-front, flat marker zone, which lets you mark up to eight digits or increase the font size.
1SNK705030R0000
Combine high performance with compact dimensions: - 1000 V AC / DC IEC 600 V UL, - Opt for the best marking visibility thanks to the up-front, flat marker zone, which lets you mark up to eight digits or increase the font size.Frequently Asked Questions
What wire size is compatible with A4-56R-C lugs?
The A4-56R-C lug is designed for 4 AWG Class K flex conductors.
What is the stud hole size for the A4-56R-C lug?
The A4-56R-C lug has a 5/16 in stud hole size.
What is the required wire strip length for A4-56R-C?
The required wire strip length for the A4-56R-C lug is 5/8 in.
What tooling is recommended for crimping A4-56R-C lugs?
Recommended tooling includes Panduit BlackFin with die KC22-4, Greenlee with die 10969, Wezag with die 514DA-4NIT-B.170, and Pico 500 Series.
How many compressions are needed with BlackFin tooling for A4-56R-C?
Two compressions are required when using Panduit BlackFin tooling with die KC22-4 for the A4-56R-C lug.
What is the pullout force for A4-56R-C lugs?
The UL 486A-486B pullout force is 140 lb, and the MIL-T-7928G pullout force is 400 lb for the A4-56R-C lug.
What is the standard package quantity for A4-56R-C?
The standard package quantity for the A4-56R-C lug is 100 units.
What material are Panduit Battery Compression Lugs made from?
Panduit Battery Compression Lugs are made from high conductivity copper, tin plated to meet ASTM Class C for corrosion resistance.
What type of wire can these lugs terminate?
These lugs are designed to terminate Class K flex conductors.
Are the A4-56R-C lugs UL Listed?
Yes, Panduit Battery Compression Lugs are UL Listed for use in the U.S. and Canada to UL 486A-486B standard for power applications.
How to Install the A4-56R-C Copper Compression Connectors
This guide provides step-by-step instructions for installing A4-56R-C copper compression connectors, ensuring secure and reliable electrical connections.
Estimated time: 30m
Tools needed:
Screwdriver, Wire strippers, Crimping tool, Multimeter
Supplies needed:
A4-56R-C connectors, Copper wire, Mounting screws, Terminal connectors
- Prepare the wire
Strip the insulation from the copper wire to the length specified in the tool chart, ensuring not to nick or damage the conductor strands.
- Insert wire into connector
Insert the stripped end of the wire into the A4-56R-C connector until it reaches the stop. Ensure a snug fit.
- Crimp the connector
Using the appropriate crimping tool and die, crimp the connector by placing it in the tool and applying pressure evenly. Follow the crimping zones as indicated in the guidelines.
- Verify the connection
Use a multimeter to check the continuity of the connection. Ensure that there are no shorts and that the connection is secure.
- Mount the connector
Secure the connector to the designated mounting location using the provided screws, ensuring it is firmly attached and stable.
Frequently Asked Questions about Panduit
What environmental ratings do Panduit products have?
Panduit products feature comprehensive environmental ratings across multiple standards, including UL 508A Type 1, 2, 3, 4, 4X, 12, and 13; CSA Type 1, 2, 3, 4, 4X, 12, and 13; and NEMA Type 1, 2, 3, 4, 4X, 12, and 13. They meet IEC 60529 IP66 rating, providing robust protection against dust, water, and corrosion in both indoor and outdoor environments, with operating temperatures ranging from -40°C to 130°C.
What certifications and standards do Panduit products comply with?
Panduit products are certified to multiple critical industry standards, including UL (Underwriters Laboratories) in the USA and Canada, CSA (Canadian Standard Association), EN IEC 61386, LVD 2006/G5/EC, and ARRA standards. Our products meet rigorous certifications for electrical safety, environmental compliance (WEEE and RoHS), and are designed to perform in extreme temperatures ranging from -55°C to 105°C, making them suitable for demanding industrial environments.
What industries and applications are Panduit products used for?
Panduit products are engineered for critical applications across multiple industries, including commercial construction, food and beverage, oil and gas, renewable energy, transportation, and safety-critical environments. Their solutions span electrical infrastructure, wire management, cable ties, power connectors, and safety systems designed to withstand extreme conditions like high vibration, temperature variations, UV exposure, and corrosive agents. Key industries include solar and wind energy, aerospace, heavy trucking, military, commercial transportation, and industrial manufacturing.
What are the main product lines offered by Panduit?
Panduit offers a comprehensive range of electrical infrastructure products including power connectors, cable ties, grounding connectors, identification products, safety solutions, terminals, cable cleats, wiring duct, and cable tie accessories. These products are engineered for industrial environments across multiple sectors like commercial construction, food and beverage, oil and gas, renewable energy, transportation, and safety applications.
What are the key features of Panduit products?
Panduit products are engineered for robust performance in heavy-duty industrial environments, featuring a comprehensive range of solutions including cable ties, power connectors, terminals, and identification products. Key features include proven quality performance, subject matter expertise, and customer-driven innovation across multiple industrial sectors such as commercial construction, food and beverage, oil and gas, renewable energy, transportation, and safety applications. The product line is designed to maximize productivity, reliability, and safety while meeting stringent industry standards.
What is Panduit's warranty policy?
Panduit provides a comprehensive Limited Product Warranty that can be fully reviewed on their official website at www.panduit.com/warranty. All Panduit products are subject to the terms, conditions, and limitations of this current warranty. Customers are advised to review the specific warranty details for their particular product, as Panduit requires buyers to determine product suitability for their intended use and assumes all associated risks.
What technical support does Panduit offer?
Panduit offers comprehensive technical support through their dedicated customer service team, accessible via phone at 1-800-777-3300. They provide expert assistance for their full range of industrial infrastructure products, including cable ties, power connectors, terminals, and identification solutions. Customers can also access additional technical resources and product information through their website at www.panduit.com.
What accessories are available for Panduit products?
Panduit offers a wide range of accessories across multiple product lines, including cable ties, cable tie accessories, cable tie tools, identification products, cable cleats, grounding connectors, and VeriSafe accessories like the VeriSafe Network Module and Insulation Piercing Connectors. For a comprehensive view of all available accessories, customers are recommended to visit www.panduit.com for the full product catalog.
How are Panduit products typically installed?
Panduit products are engineered for comprehensive installation across industrial environments, utilizing specialized tools and techniques for precise mounting. Installation methods vary by product line - from cable ties and power connectors to terminals and identification solutions - but all are designed for robust performance in heavy-duty settings. Technicians typically use Panduit's dedicated installation tools and follow manufacturer guidelines available at www.panduit.com to ensure proper fitting and maximum infrastructure reliability.






