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Terminal Blocks & Strips

Terminal blocks are an essential part in a home wiring or electronics system. They're used to terminate wires and connecting them to a ground. They come in various sizes and shapes, designed for certain applications. Select from Ideal, NTE and Velleman.

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323 Results

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Polaris ISR-500B 2-Port Black Multi-Tap Pre-Insulated Connector, 500 MCM – 4 AWG, Bag
Polaris

Polaris ISR-500B 2-Port Black Multi-Tap Pre-Insulated Connector, 500 MCM – 4 AWG, Bag

$58.30

$58.30

Polaris ITD-2C 2-Port Clear Multi-Tap Pre-Insulated Connector, 2 – 14 AWG
Polaris

Polaris ITD-2C 2-Port Clear Multi-Tap Pre-Insulated Connector, 2 – 14 AWG

$21.99

$21.99

Polaris IPLD500-14 14-Port Black Multi-Tap Pre-Insulated Connector, 500 MCM – 4 AWG
Polaris

Polaris IPLD500-14 14-Port Black Multi-Tap Pre-Insulated Connector, 500 MCM – 4 AWG

$218.90

$218.90

Polaris IPLD500-10 10-Port Black Multi-Tap Pre-Insulated Connector, 500 MCM – 4 AWG
Polaris

Polaris IPLD500-10 10-Port Black Multi-Tap Pre-Insulated Connector, 500 MCM – 4 AWG

$180.30

$180.30

Polaris IPLD600-5 5-Port Black Multi-Tap Pre-Insulated Connector, 600 MCM – 6 AWG
Polaris

Polaris IPLD600-5 5-Port Black Multi-Tap Pre-Insulated Connector, 600 MCM – 6 AWG

$235.60

$235.60

Polaris ITD-1/0C 2-Port Clear Multi-Tap Pre-Insulated Connector, 1/0 – 14 AWG
Polaris

Polaris ITD-1/0C 2-Port Clear Multi-Tap Pre-Insulated Connector, 1/0 – 14 AWG

$21.99

$21.99

Polaris IPLD600-8C 8-Port Clear Multi-Tap Pre-Insulated Connector, 600 MCM – 6 AWG
Polaris

Polaris IPLD600-8C 8-Port Clear Multi-Tap Pre-Insulated Connector, 600 MCM – 6 AWG

$130.00

$130.00

Polaris IPLDS750-10 10-Port Black Stacked Pre-Insulated Connector, 750 MCM – 1/0 AWG
Polaris

Polaris IPLDS750-10 10-Port Black Stacked Pre-Insulated Connector, 750 MCM – 1/0 AWG

$521.00

$521.00

Polaris IPLDS500-4 4-Port Black Stacked Pre-Insulated Connector, 500 MCM – 4 AWG
Polaris

Polaris IPLDS500-4 4-Port Black Stacked Pre-Insulated Connector, 500 MCM – 4 AWG

$207.30

$207.30

Polaris IPLDS500-8 8-Port Black Stacked Pre-Insulated Connector, 500 MCM – 4 AWG
Polaris

Polaris IPLDS500-8 8-Port Black Stacked Pre-Insulated Connector, 500 MCM – 4 AWG

$260.00

$260.00

Polaris IPLDS750-8 8-Port Black Stacked Pre-Insulated Connector, 750 MCM – 1/0 AWG
Polaris

Polaris IPLDS750-8 8-Port Black Stacked Pre-Insulated Connector, 750 MCM – 1/0 AWG

$385.40

$385.40

Polaris IPLDS500-6 6-Port Black Stacked Pre-Insulated Connector, 500 MCM – 4 AWG
Polaris

Polaris IPLDS500-6 6-Port Black Stacked Pre-Insulated Connector, 500 MCM – 4 AWG

$199.50

$199.50

Polaris IPLDS750-6 6-Port Black Stacked Pre-Insulated Connector, 750 MCM – 1/0 AWG
Polaris

Polaris IPLDS750-6 6-Port Black Stacked Pre-Insulated Connector, 750 MCM – 1/0 AWG

$307.90

$307.90

Polaris IPLDS750-12 12-Port Black Stacked Pre-Insulated Connector, 750 MCM – 1/0 AWG
Polaris

Polaris IPLDS750-12 12-Port Black Stacked Pre-Insulated Connector, 750 MCM – 1/0 AWG

$637.00

$637.00

Polaris IPLDS500-12 12-Port Black Stacked Pre-Insulated Connector, 500 MCM – 4 AWG
Polaris

Polaris IPLDS500-12 12-Port Black Stacked Pre-Insulated Connector, 500 MCM – 4 AWG

$385.40

$385.40

Polaris IPLDS350-8 8-Port Black Stacked Pre-Insulated Connector, 350 MCM – 6 AWG
Polaris

Polaris IPLDS350-8 8-Port Black Stacked Pre-Insulated Connector, 350 MCM – 6 AWG

$199.50

$199.50

Polaris IPLDS500-10 10-Port Black Stacked Pre-Insulated Connector, 500 MCM – 4 AWG
Polaris

Polaris IPLDS500-10 10-Port Black Stacked Pre-Insulated Connector, 500 MCM – 4 AWG

$327.30

$327.30

Polaris ISR-600CB 2-Port Clear In-Line Pre-Insulated Connector, 600 MCM-6 AWG, Bag
Polaris

Polaris ISR-600CB 2-Port Clear In-Line Pre-Insulated Connector, 600 MCM-6 AWG, Bag

$79.99

$79.99

Polaris ISR-600C 2-Port Clear Multi-Tap Pre-Insulated Connector, 600 MCM – 6 AWG
Polaris

Polaris ISR-600C 2-Port Clear Multi-Tap Pre-Insulated Connector, 600 MCM – 6 AWG

$136.40

$136.40

Polaris ISR-350CB 2-Port Clear In-Line Pre-Insulated Connector, 350 MCM-10 AWG, Bag
Polaris

Polaris ISR-350CB 2-Port Clear In-Line Pre-Insulated Connector, 350 MCM-10 AWG, Bag

$45.99

$45.99

Polaris ISR-350C 2-Port Clear In-Line Pre-Insulated Connector, 350 MCM-10 AWG
Polaris

Polaris ISR-350C 2-Port Clear In-Line Pre-Insulated Connector, 350 MCM-10 AWG

$74.90

$74.90

Polaris ISR-500CB 2-Port Clear In-Line Pre-Insulated Connector, 500 MCM-4 AWG, Bag
Polaris

Polaris ISR-500CB 2-Port Clear In-Line Pre-Insulated Connector, 500 MCM-4 AWG, Bag

$60.99

$60.99

Polaris ISR-500C 2-Port Clear In-Line Pre-Insulated Connector, 500 MCM-4 AWG
Polaris

Polaris ISR-500C 2-Port Clear In-Line Pre-Insulated Connector, 500 MCM-4 AWG

$111.80

$111.80

NSI ITB50-12 Insulated Terminal Block 50 Amp 12 Circuit
Nsi

NSI ITB50-12 Insulated Terminal Block 50 Amp 12 Circuit

$19.99

$19.99

NSI ITB35-12 Insulated Terminal Block 35 Amp 12 Circuit
Nsi

NSI ITB35-12 Insulated Terminal Block 35 Amp 12 Circuit

$10.99

$10.99

NSI ITB30-12 Insulated Terminal Block 30 Amp 12 Circuit
Nsi

NSI ITB30-12 Insulated Terminal Block 30 Amp 12 Circuit

$10.99

$10.99

Polaris ISR-250CB 2-Port Clear In-Line Pre-Insulated Connector, 250 MCM-6 AWG, Bag
Polaris

Polaris ISR-250CB 2-Port Clear In-Line Pre-Insulated Connector, 250 MCM-6 AWG, Bag

$45.99

$45.99

Polaris ISR-250C 2-Port Clear In-Line Pre-Insulated Connector, 250 MCM-6 AWG
Polaris

Polaris ISR-250C 2-Port Clear In-Line Pre-Insulated Connector, 250 MCM-6 AWG

$136.50

$136.50

Polaris ISR-1/0CB 2-Port Clear In-Line Pre-Insulated Connector, 1/0 – 14 AWG, Bag
Polaris

Polaris ISR-1/0CB 2-Port Clear In-Line Pre-Insulated Connector, 1/0 – 14 AWG, Bag

$28.99

$28.99

NSI ITB20-12 Insulated Terminal Block 20 Amp 12 Circuit
Nsi

NSI ITB20-12 Insulated Terminal Block 20 Amp 12 Circuit

$10.99

$10.99

Polaris ISR-1/0C 2-Port Clear Multi-Tap Pre-Insulated Connector, 1/0 – 14 AWG
Polaris

Polaris ISR-1/0C 2-Port Clear Multi-Tap Pre-Insulated Connector, 1/0 – 14 AWG

$90.50

$90.50

Polaris IT-2CB 2-Port Clear Multi-Tap Pre-Insulated Connector, 2 – 14 AWG, Bag
Polaris

Polaris IT-2CB 2-Port Clear Multi-Tap Pre-Insulated Connector, 2 – 14 AWG, Bag

$19.99

$19.99

Polaris IT-2C 2-Port Clear Multi-Tap Pre-Insulated Connector, 2 – 14 AWG
Polaris

Polaris IT-2C 2-Port Clear Multi-Tap Pre-Insulated Connector, 2 – 14 AWG

$191.30

$191.30

Polaris IT-1/0CB 2-Port Clear Multi-Tap Pre-Insulated Connector, 1/0-14 AWG, Bag
Polaris

Polaris IT-1/0CB 2-Port Clear Multi-Tap Pre-Insulated Connector, 1/0-14 AWG, Bag

$25.99

$25.99

Polaris IT-1/0C 2-Port Clear Multi-Tap Pre-Insulated Connector, 1/0-14 Gauge
Polaris

Polaris IT-1/0C 2-Port Clear Multi-Tap Pre-Insulated Connector, 1/0-14 Gauge

$118.40

$118.40

Polaris ISRH-750C 2-Port Clear Multi-Tap Pre-Insulated Connector, 750 MCM – 1/0 AWG
Polaris

Polaris ISRH-750C 2-Port Clear Multi-Tap Pre-Insulated Connector, 750 MCM – 1/0 AWG

$218.80

$218.80

Polaris IT-250CB 2-Port Clear Multi-Tap Pre-Insulated Connector, 250 MCM – 6 AWG, Bag
Polaris

Polaris IT-250CB 2-Port Clear Multi-Tap Pre-Insulated Connector, 250 MCM – 6 AWG, Bag

$39.99

$39.99

Polaris IT-250C 2-Port Clear Multi-Tap Pre-Insulated Connector, 250 MCM – 6 AWG
Polaris

Polaris IT-250C 2-Port Clear Multi-Tap Pre-Insulated Connector, 250 MCM – 6 AWG

$212.20

$212.20

Polaris IT-2/0CB 2-Port Clear Multi-Tap Pre-Insulated Connector, 2/0 – 14 AWG, Bag
Polaris

Polaris IT-2/0CB 2-Port Clear Multi-Tap Pre-Insulated Connector, 2/0 – 14 AWG, Bag

$25.99

$25.99

Polaris IT-2/0C 2-Port Clear Multi-Tap Pre-Insulated Connector, 2/0 – 14 AWG
Polaris

Polaris IT-2/0C 2-Port Clear Multi-Tap Pre-Insulated Connector, 2/0 – 14 AWG

$126.50

$126.50

Polaris IT-3/0CB 2-Port Clear Multi-Tap Pre-Insulated Connector, 3/0 – 6 AWG, Bag
Polaris

Polaris IT-3/0CB 2-Port Clear Multi-Tap Pre-Insulated Connector, 3/0 – 6 AWG, Bag

$30.99

$30.99

Polaris IT-3/0C 2-Port Clear Multi-Tap Pre-Insulated Connector, 3/0 – 6 AWG
Polaris

Polaris IT-3/0C 2-Port Clear Multi-Tap Pre-Insulated Connector, 3/0 – 6 AWG

$146.40

$146.40

Polaris IT-350B 2-Port Black Multi-Tap Pre-Insulated Connector, 350 MCM – 10 AWG, Bag
Polaris

Polaris IT-350B 2-Port Black Multi-Tap Pre-Insulated Connector, 350 MCM – 10 AWG, Bag

$55.99

$55.99

Polaris IT-2B 2-Port Black Multi-Tap Pre-Insulated Connector, 2 – 14 AWG, Bag
Polaris

Polaris IT-2B 2-Port Black Multi-Tap Pre-Insulated Connector, 2 – 14 AWG, Bag

$19.99

$19.99

Polaris IT-250B 2-Port Black Multi-Tap Pre-Insulated Connector, 250 MCM – 6 AWG, Bag
Polaris

Polaris IT-250B 2-Port Black Multi-Tap Pre-Insulated Connector, 250 MCM – 6 AWG, Bag

$39.99

$39.99

Polaris IT-2 2-Port Black Multi-Tap Pre-Insulated Connector, 2 – 14 AWG
Polaris

Polaris IT-2 2-Port Black Multi-Tap Pre-Insulated Connector, 2 – 14 AWG

$191.30

$191.30

Polaris IT-1/0B 2-Port Black Multi-Tap Pre-Insulated Connector, 1/0 – 6 AWG, Bag
Polaris

Polaris IT-1/0B 2-Port Black Multi-Tap Pre-Insulated Connector, 1/0 – 6 AWG, Bag

$25.99

$25.99

Polaris IT-1/0 2-Port Black Multi-Tap Pre-Insulated Connector, 1/0 – 6 AWG
Polaris

Polaris IT-1/0 2-Port Black Multi-Tap Pre-Insulated Connector, 1/0 – 6 AWG

$118.30

$118.30

Polaris ISRH-750 2-Port Black Multi-Tap Pre-Insulated Connector, 750 MCM – 1/0 AWG
Polaris

Polaris ISRH-750 2-Port Black Multi-Tap Pre-Insulated Connector, 750 MCM – 1/0 AWG

$218.80

$218.80

Polaris ISR-600B 2-Port Black Multi-Tap Pre-Insulated Connector, 600 MCM – 6 AWG, Bag
Polaris

Polaris ISR-600B 2-Port Black Multi-Tap Pre-Insulated Connector, 600 MCM – 6 AWG, Bag

$75.99

$75.99

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