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NSI - Huge Savings! Save up to 11%


Huge Savings! Up to 11% off on NSI products at Thermo Electric Direct. Hurry! Limited time offers. Offers valid only while supplies last.



Neutral Bar and Neutral Assembly, 225A Neutral Bar, (42) 4-14 AWG Wire Range, 600VAC Voltage, 350 MCM - 6 Lug Size, 1.500'' Width, 1.375'' Height, 7.513'' Length
Neutral Bar and Neutral Assembly, 225A Neutral Bar, (42) 4-14 AWG Wire Range, 600VAC Voltage, 350 MCM - 6 Lug Size, 1.500" Width, 1.375" Height, 7.513" Length
In Stock
$148.31

mpn: 1042M, ean: 0662381994202,

NSI stacked neutral assemblies offer the ultimate in compact design and performance. Wire holes are stacked to minimize width. One-piece construction provides superior mechanical performance. It is made from high-strength 6061T-6 aluminum alloy. Incl...


Silicon Bronze Bolt, 1/4''-20 Diameter, 1-1/2'' Length
Silicon Bronze Bolt, 1/4"-20 Diameter, 1-1/2" Length
In Stock
$1,854.47

mpn: HB406, ean: 0662381362957,

NSi hardware silicon bronze corrosion resistance and physical strength combine to provide reliability. 1/4"-20 diameter. 1-1/2-inches length.Hardware silicon bronze bolt. Corrosion resistance and physical strength combine to provide reliability. 1/4"...


Dual Rated Compression Connector, Solid Pin Terminal For Copper and Aluminum Conductor - PTS Series, 300 MCM Wire Size, 4/0 Pin Size, 1.10'' OD, 2.75'' Length, Brown
Dual Rated Compression Connector, Solid Pin Terminal For Copper and Aluminum Conductor - PTS Series, 300 MCM Wire Size, 4/0 Pin Size, 1.10" OD, 2.75" Length, Brown
In Stock
$209.09

mpn: PTS300, ean: 0662381984944,

NSI all-aluminum pin terminal designed for termination of both aluminum and copper conductors. The solid pin is made of aluminum and is tin-plated and pre-filled with oxide inhibitor. A cover is provided for quick installation. Rated 600 volts. 0.53-...


Dual Rated Compression Connector, Offset Pin Terminal - PTO Series, 750 Wire Size, 500 Pin Size, 1.46'' OD, 4.20'' Length, Yellow
Dual Rated Compression Connector, Offset Pin Terminal - PTO Series, 750 Wire Size, 500 Pin Size, 1.46" OD, 4.20" Length, Yellow
In Stock
$145.62
$130.29
You Save: 11%

mpn: PTO-750, ean: 0662381985248,

4.0 out of 5 stars with 43 reviews
NSI all-aluminum pin terminal designed for termination of aluminum and copper conductors. Pin is offset for use in tight spaces and for ease of installation in side-by-side terminations. The solid pin is made of aluminum and is tin-plated and pre-fil...


Service Post Connector - One-Wire Type, 3/0 sol - 4/0 str Conductor Range, 5/8'' x 11 - 1-1/2'' Stud Size, 1-1/8'' Hex Nut
Service Post Connector - One-Wire Type, 3/0 sol - 4/0 str Conductor Range, 5/8" x 11 - 1-1/2" Stud Size, 1-1/8" Hex Nut
In Stock
$232.20
$226.94
You Save: 2%

mpn: SPM-9L, ean: 0662381982681,

NSI service post connector. It is made from high copper content hard-drawn rod; used for connecting one or two conductors. Layin feature makes them excellent for continuous loop grounding and bonding. Used to ground to bar or plate. Suitable for dire...


Polaris Connector with Mounting Hole, Wire Entry From Either Side, IPLMD Series, 600-6 AWG Wire Range, 4 Ports, 5/16'' Hex, 2.95'' Width, 3.05'' Height, 7.11'' Length
Polaris Connector with Mounting Hole, Wire Entry From Either Side, IPLMD Series, 600-6 AWG Wire Range, 4 Ports, 5/16" Hex, 2.95" Width, 3.05" Height, 7.11" Length
In Stock
$117.20
$107.99
You Save: 8%

mpn: IPLMD600-4, ean: 0662381789167,

4.3 out of 5 stars with 40 reviews
NSi iPad Series connectors are insulated with high-dielectric strength plastisol. Molded for precise fit and supplied with removable access plugs over the hex screws. Wire entry ports on both sides of the connector allow for access from either side. ...


Compression Connector, Tinned Aluminum Splice - ASC-T Series Dual Rated, 6 Wire Size, 0.30'' OD, 0.16'' ID, 1.75'' Length, Blue
Compression Connector, Tinned Aluminum Splice - ASC-T Series Dual Rated, 6 Wire Size, 0.30" OD, 0.16" ID, 1.75" Length, Blue
In Stock
$392.21
$379.99
You Save: 3%

mpn: ASC8T, ean: 0662381351777,

4.0 out of 5 stars with 17 reviews
NSI dual rated compression connector produced from high conductivity aluminum tubing. Center stop assures proper cable installation. Tin plated to provide corrosion resistance. Marked with die index. Connector bores are coated with oxide inhibitor an...


Compression Connector, Tinned Aluminum Splice - ASC-T Series Dual Rated, 2 Wire Size, 0.44'' OD, 0.25'' ID, 2.00'' Length, Green
Compression Connector, Tinned Aluminum Splice - ASC-T Series Dual Rated, 2 Wire Size, 0.44" OD, 0.25" ID, 2.00" Length, Green
In Stock
$121.47

mpn: ASC4T, ean: 0662381984166,

NSI dual rated compression connector produced from high conductivity aluminum tubing. Center stop assures proper cable installation. Tin plated to provide corrosion resistance. Marked with die index. Connector bores are coated with oxide inhibitor an...


Compression Connector, Tinned Aluminum Splice - ASC-T Series Dual Rated, 600 Wire Size, 1.32'' OD, 0.84'' ID, 5.00'' Length, Pink
Compression Connector, Tinned Aluminum Splice - ASC-T Series Dual Rated, 600 Wire Size, 1.32" OD, 0.84" ID, 5.00" Length, Pink
In Stock
$187.65

mpn: ASC500T, ean: 0662381984388,

NSI dual rated compression connector produced from high conductivity aluminum tubing. Center stop assures proper cable installation. Tin plated to provide corrosion resistance. Marked with die index. Connector bores are coated with oxide inhibitor an...


Split Bolt Connector - All-Purpose Type, 0.073'' - 0.146'' Wire Diameter Range, 165lbs Torque
Split Bolt Connector - All-Purpose Type, 0.073" - 0.146" Wire Diameter Range, 165lbs Torque
In Stock
$402.00

mpn: N-6SP, ean: 0662381982148,

NSI split bolt connector for copper and copperweld wires. Aluminum to copper. Aluminum to aluminum. Steel to aluminum. Copper to copper. Steel to copper. Electro-tinned body. UL Listed for copper and copperweld wires only. Includes nut, spacer and pr...


Standard Mountable Cable Tie, 50lbs Tensile Strength, 4'' Bundle Diameter, 0.187'' Mounting Hole Diameter, 0.188'' Width, 14.5'' Length, Natural
Standard Mountable Cable Tie, 50lbs Tensile Strength, 4" Bundle Diameter, 0.187" Mounting Hole Diameter, 0.188" Width, 14.5" Length, Natural
In Stock
$6,352.11

mpn: 1450MH, ean: 0662381359858,

NSI Standard mountable cable ties are manufactured from natural Nylon 66 and come complete with a mounting hole. Designed for continuous use from -40 to 185 degrees F (-40 to 85 degrees C). 94V-2 flammability rating. 50-pounds tensile strength. 4-inc...


NSi Industries LLC WOS-MN2T Tork Ultrasonic and Passive Infrared Line Occupancy Sensor
NSi Industries LLC WOS-MN2T Tork Ultrasonic and Passive Infrared Line Occupancy Sensor
In Stock
$104.48

mpn: WOS-MN2T, ean: 0786261982230,

For use in office areas, meeting rooms, equipment room and storage spaces, new construction and retrofit. Requires neutral.Completely customizable functions through button push programming; Each relay can have different settings. Four selectable mode...


DW Series Multipurpose Control Astronomic 365/7 Day Advanced Time Switch, 120/208-240/277 VAC Timer Supply, 1 Channel, SPDT Dry Contact
DW Series Multipurpose Control Astronomic 365/7 Day Advanced Time Switch, 120/208-240/277 VAC Timer Supply, 1 Channel, SPDT Dry Contact
In Stock
$262.57
$248.50
You Save: 5%

mpn: DWZ100B, ean: 0786261821898,

4.9 out of 5 stars with 50 reviews
This NSi Industries DWZ100B digital time switch accepts 120/208-240/277 VAC input and its SPDT output contacts can activate a 30 amp load or 2 hp motor. This multipurpose timer includes 99 pairs of on/off set points, has a minimum cycle time of one m...


Multipurpose Control 24 Hour Time Switch, 120-277 VAC Input Supply, 1 Channel, SPDT Output Dry Contact
Multipurpose Control 24 Hour Time Switch, 120-277 VAC Input Supply, 1 Channel, SPDT Output Dry Contact
In Stock
$109.95

mpn: E120B, ean: 0786261824066,

This NSi Industries E120B digital time switch accepts 120-277 VAC input and its SPDT output contacts can activate a 40 amp load or 2 hp motor. The switch automatically detects the input voltage and does not require manual voltage setting. This multip...


NSI TB3096-3 3-Terminal, Double Row, Power Distribtion & Terminal Block (Pack of 5)
NSI TB3096-3 3-Terminal, Double Row, Power Distribtion & Terminal Block (Pack of 5)
In Stock
$503.04

mpn: TB3096-3,

Heavy duty construction with corrosion-resistant terminal plates ensures dependable, easy-access multiple termination block. Made from strong, glass-filled polyester, these blocks are rated for 30 amps and 600 volts maximum. Screws are #8 stud size.#...


C Taps Copper Compression Connector, 4/0 and 250 to 350 Wire Size Main,
C Taps Copper Compression Connector, 4/0 and 250 to 350 Wire Size Main,
In Stock
$159.01
$156.41
You Save: 2%

mpn: CTH-114, ean: 0662381977144,

These taps ensure positive, all-around compression with low resistance and high pull-out values. Made of high conductivity copper, they satisfy the requirements of NEC250-81 and 250-91 for connecting to the grounding electrode system. Rated for 600V ...


Split Bolt Connector - All-Purpose Type, 0.162'' - 0.375'' Wire Diameter Range, 385lbs Torque
Split Bolt Connector - All-Purpose Type, 0.162" - 0.375" Wire Diameter Range, 385lbs Torque
In Stock
$205.50

mpn: N-1/0SP, ean: 0662381982223,

NSI split bolt connector for copper and copperweld wires. Aluminum to copper. Aluminum to aluminum. Steel to aluminum. Copper to copper. Steel to copper. Electro-tinned body. UL Listed for copper and copperweld wires only. Includes nut, spacer and pr...


Split Bolt Connector - All-Purpose Type, 0.184'' - 0.419'' Wire Diameter Range, 385lbs Torque
Split Bolt Connector - All-Purpose Type, 0.184" - 0.419" Wire Diameter Range, 385lbs Torque
In Stock
$236.39

mpn: N-2/0SP, ean: 0662381982247,

NSI split bolt connector for copper and copperweld wires. Aluminum to copper. Aluminum to aluminum. Steel to aluminum. Copper to copper. Steel to copper. Electro-tinned body. UL Listed for copper and copperweld wires only. Includes nut, spacer and pr...


Split Bolt Connector - All-Purpose Type, 0.198'' - 0.470'' Wire Diameter Range, 500lbs Torque
Split Bolt Connector - All-Purpose Type, 0.198" - 0.470" Wire Diameter Range, 500lbs Torque
In Stock
$228.91
$215.52
You Save: 6%

mpn: N-3/0SP, ean: 0662381982261,

4.4 out of 5 stars with 14 reviews
NSI split bolt connector for copper and copperweld wires. Aluminum to copper. Aluminum to aluminum. Steel to aluminum. Copper to copper. Steel to copper. Electro-tinned body. UL Listed for copper and copperweld wires only. Includes nut, spacer and pr...


Split Bolt Connector - All-Purpose Type, 0.232'' - 0.575'' Wire Diameter Range, 650lbs Torque
Split Bolt Connector - All-Purpose Type, 0.232" - 0.575" Wire Diameter Range, 650lbs Torque
In Stock
$147.28

mpn: N-250SP, ean: 0662381982285,

NSI split bolt connector for copper and copperweld wires. Aluminum to copper. Aluminum to aluminum. Steel to aluminum. Copper to copper. Steel to copper. Electro-tinned body. UL Listed for copper and copperweld wires only. Includes nut, spacer and pr...



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