NSI Industries L3048P - 1 Hole Long Barrel Copper Compression Lug with Peep Hole 3/0 AWG - 1/2" Bolt Long Barrel Copper Compression Lugs are produced from high conductivity copper tubing. They are tin-plated to provide corrosion low contact resistance. Marked with die index and color coded for easy reference. Listed for 35KV maximum when properly installed and to cable manufacturer instructions. Temperature rating 90 degrees C. .
NSI Industries

L3048P

UPC: 662381335876

Contact for Pricing

Overview

NSI Industries L3048P 1 Hole Long Barrel Copper Compression Lug with Peep Hole is a high-performance electrical connector designed for secure terminations in industrial and commercial wiring systems. Engineered from high-conductivity copper tubing and tin-plated for corrosion resistance, this lug ensures low contact resistance and reliable electrical performance. The peep hole allows for easy visual inspection of cable insertion, confirming proper termination and compliance with safety standards. Listed to UL486A and UL467 for grounding and bonding (8 AWG - 3/0 AWG), the L3048P supports applications up to 35KV when installed per manufacturer instructions. With a temperature rating of 90°C and voltage rating of 600V, it meets NEC 310.15 requirements for Class B or C building wire copper cable. The color-coded design and die-index marking simplify identification and installation, while the long barrel design accommodates 3/0 AWG wire with a 1/2" bolt size. Ideal for power distribution, motor controls, and industrial machinery, the L3048P delivers durable, long-lasting connections in high-current applications. NSI Industries, a trusted name in electrical connectors, ensures precision manufacturing and compliance with industry standards for safety and performance.
  • High-conductivity copper tubing with tin-plating for corrosion resistance and low contact resistance
  • Peep hole for visual inspection of cable insertion and termination verification
  • UL486A and UL467 listed for grounding and bonding (8 AWG - 3/0 AWG)
  • Temperature rating: 90°C; Voltage rating: 600V; Max application: 35KV
  • Color-coded and die-index marked for easy identification and installation
  • Long barrel design accommodates 3/0 AWG wire with 1/2" bolt size

Specifications

Application
Terminate, Splice, Tap Power Connectors
Cable Size
3/0 AWG (STR)
Color
Orange
Connection Type
Compression Lug
Environmental Conditions
90 C
Finish
Tin Plated
Material
Copper
Mounting
1/2 Mounting Hole IN
Number Of Holes
1
Size
L=2.79 - W=.902 - OD=.622 - ID=.492 IN
Size
3/0 AWG - 1/2" Bolt
Special Features
3/0 AWG (STR) - 1/2 Mounting Hole
Standard
UL486A/B, UL467 (8 AWG -3/0 AWG)
Stud Size
1/2 IN
Type
Long Barrel - One Hole With Peep Hole
Voltage Rating
600 V
Voltage Rating
35 kV
Warranty
1 Year
Package Dimensions (L x W x H)
2.795 IN x 0.902 IN x 0.622 IN
Package Dimensions (L x W x H)
7.0993 cm x 22.9108 mm x 15.7988 mm
Package Weight (Imperial)
1.700 L
Package Weight (Metric)
0.771 kg
1 Hole Long Barrel Copper Compression Lug with Peep Hole 2/0 AWG - 1/2" Bolt Long Barrel Copper Compression Lugs are produced from high conductivity copper tubing. They are tin-plated to provide corrosion low contact resistance. Marked with die index and color coded for easy reference. Listed for 35KV maximum when properly installed and to cable manufacturer instructions. Temperature rating 90 degrees C. .

L2048P

1 Hole Long Barrel Copper Compression Lug with Peep Hole 2/0 AWG - 1/2" Bolt Long Barrel Copper Compression Lugs are produced from high conductivity copper tubing. They are tin-plated to provide corrosion low contact resistance. Marked with die index and color coded for easy reference. Listed for 35KV maximum when properly installed and to cable manufacturer instructions. Temperature rating 90 degrees C. .
1 Hole Short Barrel Copper Compression Lug w/ Peep Hole 3/0 AWG - 3/8" Bolt Short Barrel Copper Compression Lugs with Peep Hole is a type of copper compression connector that is produced from high conductivity copper tubing. They are tin-plated to provide corrosion resistance and are marked with die index and color coded for easy reference. Listed for 35KV maximum when properly installed.

GL3038

1 Hole Short Barrel Copper Compression Lug w/ Peep Hole 3/0 AWG - 3/8" Bolt Short Barrel Copper Compression Lugs with Peep Hole is a type of copper compression connector that is produced from high conductivity copper tubing. They are tin-plated to provide corrosion resistance and are marked with die index and color coded for easy reference. Listed for 35KV maximum when properly installed.
2 Hole Long Barrel Copper Compression Lug 3/0 AWG - 1/2" Bolt Long Barrel Copper Compression Lugs are produced from high conductivity copper tubing. Allows easy inspection of the termination to assure complete cable insertion. Tin-plated to provide corrosion and low contact resistance. Marked with die index and color coded. Listed for 35KV maximum when properly installed. Rated 600V. cULus 486A/B Listed. UL467 Listed on sizes 6 AWG - 3/0 AWG. Temperature rating 90 degrees C.

L30N

2 Hole Long Barrel Copper Compression Lug 3/0 AWG - 1/2" Bolt Long Barrel Copper Compression Lugs are produced from high conductivity copper tubing. Allows easy inspection of the termination to assure complete cable insertion. Tin-plated to provide corrosion and low contact resistance. Marked with die index and color coded. Listed for 35KV maximum when properly installed. Rated 600V. cULus 486A/B Listed. UL467 Listed on sizes 6 AWG - 3/0 AWG. Temperature rating 90 degrees C.
2HoleShort Barrel Copper Compression Lug w/ PeepHole3&amp-frasl-0 AWG-1/2" Bolt Short Barrel Copper Compression Lugs with PeepHoleis a type of copper compression connector that is produced from high conductivity copper tubing. They are tin-plated to provide corrosion resistance and are marked with die index and color coded for easy reference. Listed for 35KV maximum when properly installed.

GL30N

2HoleShort Barrel Copper Compression Lug w/ PeepHole3&amp-frasl-0 AWG-1/2" Bolt Short Barrel Copper Compression Lugs with PeepHoleis a type of copper compression connector that is produced from high conductivity copper tubing. They are tin-plated to provide corrosion resistance and are marked with die index and color coded for easy reference. Listed for 35KV maximum when properly installed.
2 Hole Long Barrel Copper Compression Lug with Peep Hole 3/0 AWG - 5/16" Bolt Long Barrel Copper Compression Lugs are produced from high conductivity copper tubing. Allows easy inspection of the termination to assure complete cable insertion. Tin-plated to provide corrosion and low contact resistance. Marked with die index and color coded. Listed for 35KV maximum when properly installed. Rated 600V. cULus 486A/B Listed. UL467 Listed on sizes 6 AWG - 3/0 AWG. Temperature rating 90 degrees C.

L30N-56P

2 Hole Long Barrel Copper Compression Lug with Peep Hole 3/0 AWG - 5/16" Bolt Long Barrel Copper Compression Lugs are produced from high conductivity copper tubing. Allows easy inspection of the termination to assure complete cable insertion. Tin-plated to provide corrosion and low contact resistance. Marked with die index and color coded. Listed for 35KV maximum when properly installed. Rated 600V. cULus 486A/B Listed. UL467 Listed on sizes 6 AWG - 3/0 AWG. Temperature rating 90 degrees C.

Frequently Asked Questions about NSI Industries

What technical support does NSi Industries offer?

NSi Industries offers dedicated technical support through their toll-free technical support line at 888.500.4598. They are committed to customer satisfaction and promise to make every reasonable effort to remedy any product or service issues. Additionally, customers can contact their customer service team at 800.321.5847 or email [email protected] for further technical assistance.

What are the key features of NSi Industries products?

NSi Industries products feature exceptional versatility, reliability, and safety across multiple industrial automation categories. Key features include insulation piercing connectors with no wire stripping required, watertight and corrosion-free designs, wide wire range compatibility (from #14 AWG to 750 MCM), and the ability to install on energized conductors. Their product lines like Easy-Tap™ Connectors and TORK® Digital Timers demonstrate advanced capabilities such as turbo spacers, double shear-head bolts, astronomic scheduling, and enhanced switching technologies.

What environmental ratings do NSi Industries products have?

NSi Industries enclosures feature robust environmental ratings, including IEC 60529 IP66 certification, NEMA Type 1, 2, 3, 4, 4X, 12, and 13 ratings, and UL/CSA standards. Their products are designed for both indoor and outdoor applications, with protection against dust, water, corrosion, and extreme temperatures ranging from -40°F to 266°F.

How are NSi Industries products typically installed?

NSi Industries products are typically installed using detailed mechanical and digital wiring diagrams that specify precise connection methods for various voltage configurations (120V, 208V, 240V, 277V, 480V). Installation involves carefully following product-specific wiring schematics, which include clear terminal block connections, ground wire specifications, and phase alignment requirements. Professional electricians and technicians should reference the specific product's wiring diagram to ensure correct installation and electrical compliance.

What industries and applications are NSi Industries products used for?

NSi Industries provides electrical and automation products for diverse industrial applications, including lighting control, electrical enclosures, wire management, connectors, and sensor technologies. Their product lines serve commercial, industrial, and infrastructure markets with solutions for electrical infrastructure, control systems, and safety-critical environments.

What are the main product lines offered by NSi Industries?

NSi Industries offers a comprehensive range of industrial products including TORK® Photocontrols, Polaris™ Lighting Controls, Easy-Twist™ Grounding Solutions, Miniterms, Cable Ties, Connectors, Enclosures, Occupancy Sensors, and Wire Management systems. Their product lines span electrical components, control devices, and industrial automation accessories designed for diverse applications in commercial and industrial settings.

What accessories are available for NSi Industries products?

NSi Industries offers a range of accessories for their product lines, including photocontrol accessories like replacement caps, mounting brackets, and receptacles. Specific accessories include shorting caps, open caps, 3-pin and 7-pin receptacles, and utility mounting brackets for conduit photocontrols. For specialized applications, NSi recommends contacting their customer service team to discuss custom accessory needs.