Barrier Blocks

Barrier terminal blocks are PCB or chassis mount connection points for securing two or more wires to a circuit or power bus. They consist of screw, quick connect, solder tab, turret, wire wrap or threaded stud positions arranged in a continuous strip. Each position is fully insulated from the other positions. Blocks are differentiated by number of circuits, number of wire entries, pitch, number of rows, current and voltage ratings, wire gauge, and top or bottom termination.
image Part Number Mfr Category Package Description RFQ
KUX4-NU KUX4-NU KUX4-NU Eaton-Bussmann Electrical Division Connectors, Interconnects Bulk 4 Circuit 0.626" (15.90mm) Barrier Block Connector Screws Get Quote
TB300-05S2351 TB300-05S2351 TB300-05S2351 Eaton-Bussmann Electrical Division Connectors, Interconnects Bulk 5 Circuit 0.559" (14.20mm) Barrier Block Connector Screws with Captive Plate Get Quote
TB100-10L1 TB100-10L1 TB100-10L1 Eaton-Bussmann Electrical Division Connectors, Interconnects Bulk 10 Circuit 0.374" (9.50mm) Barrier Block Connector Screws Get Quote
TB100-04QC4 TB100-04QC4 TB100-04QC4 Eaton-Bussmann Electrical Division Connectors, Interconnects Bulk 4 Circuit 0.374" (9.50mm) Barrier Block Connector Screws with Captive Plate Get Quote
TB200HB-05SS TB200HB-05SS TB200HB-05SS Eaton-Bussmann Electrical Division Connectors, Interconnects Bulk 5 Circuit 0.437" (11.10mm) Barrier Block Connector Screws with Captive Plate Get Quote
TB300-06S2215 TB300-06S2215 TB300-06S2215 Eaton-Bussmann Electrical Division Connectors, Interconnects Bulk 6 Circuit 0.559" (14.20mm) Barrier Block Connector Screws with Captive Plate Get Quote
TB300-02BL1QC1 TB300-02BL1QC1 TB300-02BL1QC1 Eaton-Bussmann Electrical Division Connectors, Interconnects Bulk 2 Circuit 0.559" (14.20mm) Barrier Block Connector Screws with Quick Connect Tabs Get Quote
TB400-05STR TB400-05STR TB400-05STR Eaton-Bussmann Electrical Division Connectors, Interconnects Bulk 5 Circuit 0.685" (17.40mm) Barrier Block Connector Screws with Captive Plate Get Quote
TB300-02S2699 TB300-02S2699 TB300-02S2699 Eaton-Bussmann Electrical Division Connectors, Interconnects Bulk 2 Circuit 0.559" (14.20mm) Barrier Block Connector Screws with Captive Plate Get Quote
KU8-BPWCPT KU8-BPWCPT KU8-BPWCPT Eaton-Bussmann Electrical Division Connectors, Interconnects Bulk 8 Circuit 0.626" (15.90mm) Barrier Block Connector Screws Get Quote
TB100-04BS TB100-04BS TB100-04BS Eaton-Bussmann Electrical Division Connectors, Interconnects Bulk 4 Circuit 0.374" (9.50mm) Barrier Block Connector Screws Get Quote
KUX12-BPNU KUX12-BPNU KUX12-BPNU Eaton-Bussmann Electrical Division Connectors, Interconnects Bulk 12 Circuit 0.626" (15.90mm) Barrier Block Connector Screws Get Quote
TB200-12SPL1L2 TB200-12SPL1L2 TB200-12SPL1L2 Eaton-Bussmann Electrical Division Connectors, Interconnects Bulk 12 Circuit 0.437" (11.10mm) Barrier Block Connector Screws with Captive Plate Get Quote
TB300-07BS TB300-07BS TB300-07BS Eaton-Bussmann Electrical Division Connectors, Interconnects Bulk 7 Circuit 0.559" (14.20mm) Barrier Block Connector Screws Get Quote
KUX4-BP KUX4-BP KUX4-BP Eaton-Bussmann Electrical Division Connectors, Interconnects Bulk 4 Circuit 0.626" (15.90mm) Barrier Block Connector Screws Get Quote
TB200-12SPL3L4 TB200-12SPL3L4 TB200-12SPL3L4 Eaton-Bussmann Electrical Division Connectors, Interconnects Bulk 12 Circuit 0.437" (11.10mm) Barrier Block Connector Screws with Captive Plate Get Quote
TB200-02S2491 TB200-02S2491 TB200-02S2491 Eaton-Bussmann Electrical Division Connectors, Interconnects Bulk 2 Circuit 0.437" (11.10mm) Barrier Block Connector Screws with Captive Plate Get Quote
3240676 3240676 3240676 Phoenix Contact Connectors, Interconnects Bulk 3 Circuit 0.394" (10.00mm) Eurostyle Terminal Strip Connector Screws Get Quote
25-B610-05 25-B610-05 25-B610-05 NTE Electronics, Inc Connectors, Interconnects Bulk 5 Circuit 0.433" (11.00mm) Barrier Block Connector Screws with Quick Connect Tabs Get Quote
25-B610-02 25-B610-02 25-B610-02 NTE Electronics, Inc Connectors, Interconnects Bulk 2 Circuit 0.433" (11.00mm) Barrier Block Connector Screws with Quick Connect Tabs Get Quote
25-B610-03 25-B610-03 25-B610-03 NTE Electronics, Inc Connectors, Interconnects Bulk 3 Circuit 0.433" (11.00mm) Barrier Block Connector Screws with Quick Connect Tabs Get Quote
25-B610-04 25-B610-04 25-B610-04 NTE Electronics, Inc Connectors, Interconnects Bulk 4 Circuit 0.433" (11.00mm) Barrier Block Connector Screws with Quick Connect Tabs Get Quote
25-B610-09 25-B610-09 25-B610-09 NTE Electronics, Inc. Connectors, Interconnects Bulk 9 Circuit 0.433" (11.00mm) Barrier Block Connector Screws with Quick Connect Tabs Get Quote
25-B610-08 25-B610-08 25-B610-08 NTE Electronics, Inc. Connectors, Interconnects Bulk 8 Circuit 0.433" (11.00mm) Barrier Block Connector Screws with Quick Connect Tabs Get Quote
25-B610-07 25-B610-07 25-B610-07 NTE Electronics, Inc. Connectors, Interconnects Bulk 7 Circuit 0.433" (11.00mm) Barrier Block Connector Screws with Quick Connect Tabs Get Quote
25-B610-06 25-B610-06 25-B610-06 NTE Electronics, Inc Connectors, Interconnects Bulk 6 Circuit 0.433" (11.00mm) Barrier Block Connector Screws with Quick Connect Tabs Get Quote
0389771011 0389771011 0389771011 Molex Connectors, Interconnects Bulk 11 Circuit 0.375" (9.53mm) Barrier Block Connector Screws Get Quote
0389771012 0389771012 0389771012 Molex Connectors, Interconnects Bulk 12 Circuit 0.375" (9.53mm) Barrier Block Connector Screws Get Quote
0389771002 0389771002 0389771002 Molex Connectors, Interconnects Bulk 2 Circuit 0.375" (9.53mm) Barrier Block Connector Screws Get Quote
0389771016 0389771016 0389771016 Molex Connectors, Interconnects Bulk 16 Circuit 0.375" (9.53mm) Barrier Block Connector Screws Get Quote
0389771010 0389771010 0389771010 Molex Connectors, Interconnects Bulk 10 Circuit 0.375" (9.53mm) Barrier Block Connector Screws Get Quote
0389771015 0389771015 0389771015 Molex Connectors, Interconnects Bulk 15 Circuit 0.375" (9.53mm) Barrier Block Connector Screws Get Quote
0389771020 0389771020 0389771020 Molex Connectors, Interconnects Bulk 20 Circuit 0.375" (9.53mm) Barrier Block Connector Screws Get Quote
0389771003 0389771003 0389771003 Molex Connectors, Interconnects Bulk 3 Circuit 0.375" (9.53mm) Barrier Block Connector Screws Get Quote
0389771005 0389771005 0389771005 Molex Connectors, Interconnects Bulk 5 Circuit 0.375" (9.53mm) Barrier Block Connector Screws Get Quote
0389771013 0389771013 0389771013 Molex Connectors, Interconnects Bulk 13 Circuit 0.375" (9.53mm) Barrier Block Connector Screws Get Quote
0389771017 0389771017 0389771017 Molex Connectors, Interconnects Bulk 17 Circuit 0.375" (9.53mm) Barrier Block Connector Screws Get Quote
0389771004 0389771004 0389771004 Molex Connectors, Interconnects Bulk 4 Circuit 0.375" (9.53mm) Barrier Block Connector Screws Get Quote
0389771008 0389771008 0389771008 Molex Connectors, Interconnects Bulk 8 Circuit 0.375" (9.53mm) Barrier Block Connector Screws Get Quote
0389771018 0389771018 0389771018 Molex Connectors, Interconnects Bulk 18 Circuit 0.375" (9.53mm) Barrier Block Connector Screws Get Quote
0389771007 0389771007 0389771007 Molex Connectors, Interconnects Bulk 7 Circuit 0.375" (9.53mm) Barrier Block Connector Screws Get Quote
0389771006 0389771006 0389771006 Molex Connectors, Interconnects Bulk 6 Circuit 0.375" (9.53mm) Barrier Block Connector Screws Get Quote
0389771019 0389771019 0389771019 Molex Connectors, Interconnects Bulk 19 Circuit 0.375" (9.53mm) Barrier Block Connector Screws Get Quote
0389771014 0389771014 0389771014 Molex Connectors, Interconnects Bulk 14 Circuit 0.375" (9.53mm) Barrier Block Connector Screws Get Quote
0389771009 0389771009 0389771009 Molex Connectors, Interconnects Bulk 9 Circuit 0.375" (9.53mm) Barrier Block Connector Screws Get Quote
M-492-BX M-492-BX M-492-BX Wickmann / Littelfuse Connectors, Interconnects Bulk Circuit Connector Get Quote
A309105 A309105 A309105 PowerStor (Eaton) Connectors, Interconnects Bulk 5 Circuit 0.437" (11.10mm) Barrier Block Connector Screws Get Quote
A204122 A204122 A204122 PowerStor (Eaton) Connectors, Interconnects Bulk 22 Circuit 0.375" (9.53mm) Barrier Block Connector Screws Get Quote
A10221603 A10221603 A10221603 PowerStor (Eaton) Connectors, Interconnects Bulk 16 Circuit 0.325" (8.26mm) Barrier Block Connector Screws Get Quote
A30430204 A30430204 A30430204 PowerStor (Eaton) Connectors, Interconnects Bulk 2 Circuit 0.437" (11.10mm) Barrier Block Connector Screws Get Quote
A207205 A207205 A207205 PowerStor (Eaton) Connectors, Interconnects Bulk 5 Circuit 0.375" (9.53mm) Barrier Block Connector Screws Get Quote
A20740503 A20740503 A20740503 PowerStor (Eaton) Connectors, Interconnects Bulk 5 Circuit 0.375" (9.53mm) Barrier Block Connector Screws Get Quote
A31040307 A31040307 A31040307 PowerStor (Eaton) Connectors, Interconnects Bulk 3 Circuit 0.437" (11.10mm) Barrier Block Connector Screws with Captive Plate Get Quote
A30310709 A30310709 A30310709 PowerStor (Eaton) Connectors, Interconnects Bulk 7 Circuit 0.437" (11.10mm) Barrier Block Connector Screws with Captive Plate Get Quote
A103109 A103109 A103109 PowerStor (Eaton) Connectors, Interconnects Bulk 9 Circuit 0.325" (8.26mm) Barrier Block Connector Screws Get Quote
A20222003 A20222003 A20222003 PowerStor (Eaton) Connectors, Interconnects Bulk 20 Circuit 0.375" (9.53mm) Barrier Block Connector Screws Get Quote
A319319MP A319319MP A319319MP PowerStor (Eaton) Connectors, Interconnects Bulk 19 Circuit 0.437" (11.10mm) Barrier Block Connector Screws Get Quote
A201318 A201318 A201318 PowerStor (Eaton) Connectors, Interconnects Bulk 18 Circuit 0.375" (9.53mm) Barrier Block Connector Screws Get Quote
A20430409 A20430409 A20430409 PowerStor (Eaton) Connectors, Interconnects Bulk 4 Circuit 0.375" (9.53mm) Barrier Block Connector Screws with Captive Plate Get Quote
A10210303 A10210303 A10210303 PowerStor (Eaton) Connectors, Interconnects Bulk 3 Circuit 0.325" (8.26mm) Barrier Block Connector Screws Get Quote
A203114 A203114 A203114 PowerStor (Eaton) Connectors, Interconnects Bulk 14 Circuit 0.375" (9.53mm) Barrier Block Connector Screws Get Quote
A204108R5000 A204108R5000 A204108R5000 PowerStor (Eaton) Connectors, Interconnects Bulk 8 Circuit 0.375" (9.53mm) Barrier Block Connector Screws Get Quote
A304304 A304304 A304304 PowerStor (Eaton) Connectors, Interconnects Bulk 4 Circuit 0.437" (11.10mm) Barrier Block Connector Screws Get Quote
A20741003 A20741003 A20741003 PowerStor (Eaton) Connectors, Interconnects Bulk 10 Circuit 0.375" (9.53mm) Barrier Block Connector Screws Get Quote
A304309 A304309 A304309 PowerStor (Eaton) Connectors, Interconnects Bulk 9 Circuit 0.437" (11.10mm) Barrier Block Connector Screws Get Quote
A20222004 A20222004 A20222004 PowerStor (Eaton) Connectors, Interconnects Bulk 20 Circuit 0.375" (9.53mm) Barrier Block Connector Screws Get Quote
A301304 A301304 A301304 PowerStor (Eaton) Connectors, Interconnects Bulk 4 Circuit 0.437" (11.10mm) Barrier Block Connector Screws Get Quote
A201309MP A201309MP A201309MP PowerStor (Eaton) Connectors, Interconnects Bulk 9 Circuit 0.375" (9.53mm) Barrier Block Connector Screws Get Quote
A201324 A201324 A201324 PowerStor (Eaton) Connectors, Interconnects Bulk 24 Circuit 0.375" (9.53mm) Barrier Block Connector Screws Get Quote
A10420607 A10420607 A10420607 PowerStor (Eaton) Connectors, Interconnects Bulk 6 Circuit 0.325" (8.26mm) Barrier Block Connector Screws with Captive Plate Get Quote
A307105 A307105 A307105 PowerStor (Eaton) Connectors, Interconnects Bulk 5 Circuit 0.437" (11.10mm) Barrier Block Connector Screws Get Quote
A102110 A102110 A102110 PowerStor (Eaton) Connectors, Interconnects Bulk 10 Circuit 0.325" (8.26mm) Barrier Block Connector Screws Get Quote
A21931004 A21931004 A21931004 PowerStor (Eaton) Connectors, Interconnects Bulk 10 Circuit 0.375" (9.53mm) Barrier Block Connector Screws Get Quote
A206208CA A206208CA A206208CA PowerStor (Eaton) Connectors, Interconnects Bulk 8 Circuit 0.375" (9.53mm) Barrier Block Connector Screws with Captive Plate Get Quote
CB20120409EBAB CB20120409EBAB CB20120409EBAB PowerStor (Eaton) Connectors, Interconnects Bulk 4 Circuit 0.375" (9.53mm) Barrier Block Connector Screws with Captive Plate Get Quote
A204120R50 A204120R50 A204120R50 PowerStor (Eaton) Connectors, Interconnects Bulk 20 Circuit 0.375" (9.53mm) Barrier Block Connector Screws Get Quote
A389307 A389307 A389307 PowerStor (Eaton) Connectors, Interconnects Bulk 7 Circuit 0.437" (11.10mm) Barrier Block Connector Screws Get Quote
A20110709CA A20110709CA A20110709CA PowerStor (Eaton) Connectors, Interconnects Bulk 7 Circuit 0.375" (9.53mm) Barrier Block Connector Screws with Captive Plate Get Quote
A204103R50AB A204103R50AB A204103R50AB PowerStor (Eaton) Connectors, Interconnects Bulk 3 Circuit 0.375" (9.53mm) Barrier Block Connector Screws Get Quote
A207104R50AB A207104R50AB A207104R50AB PowerStor (Eaton) Connectors, Interconnects Bulk 4 Circuit 0.375" (9.53mm) Barrier Block Connector Screws Get Quote
A20411207MP A20411207MP A20411207MP PowerStor (Eaton) Connectors, Interconnects Bulk 12 Circuit 0.375" (9.53mm) Barrier Block Connector Screws with Captive Plate Get Quote
LP20220707 LP20220707 LP20220707 PowerStor (Eaton) Connectors, Interconnects Bulk 7 Circuit 0.375" (9.53mm) Barrier Block Connector Screws with Captive Plate Get Quote
CB30210307 CB30210307 CB30210307 PowerStor (Eaton) Connectors, Interconnects Bulk 3 Circuit 0.437" (11.10mm) Barrier Block Connector Screws with Captive Plate Get Quote
A20420309CAR50 A20420309CAR50 A20420309CAR50 PowerStor (Eaton) Connectors, Interconnects Bulk 3 Circuit 0.375" (9.53mm) Barrier Block Connector Screws with Captive Plate Get Quote
A207104MP A207104MP A207104MP PowerStor (Eaton) Connectors, Interconnects Bulk 4 Circuit 0.375" (9.53mm) Barrier Block Connector Screws Get Quote
LP303102MPA4 LP303102MPA4 LP303102MPA4 PowerStor (Eaton) Connectors, Interconnects Bulk 2 Circuit 0.437" (11.10mm) Barrier Block Connector Screws with Quick Connect Tabs Get Quote
A2031030700MP A2031030700MP A2031030700MP PowerStor (Eaton) Connectors, Interconnects Bulk 3 Circuit 0.375" (9.53mm) Barrier Block Connector Screws with Captive Plate Get Quote
A10311007L2 A10311007L2 A10311007L2 PowerStor (Eaton) Connectors, Interconnects Bulk 10 Circuit 0.325" (8.26mm) Barrier Block Connector Screws with Captive Plate Get Quote
CB30210409 CB30210409 CB30210409 PowerStor (Eaton) Connectors, Interconnects Bulk 4 Circuit 0.437" (11.10mm) Barrier Block Connector Screws with Captive Plate Get Quote
A304110R46AB A304110R46AB A304110R46AB PowerStor (Eaton) Connectors, Interconnects Bulk 10 Circuit 0.437" (11.10mm) Barrier Block Connector Screws Get Quote
LP307206 LP307206 LP307206 PowerStor (Eaton) Connectors, Interconnects Bulk 6 Circuit 0.437" (11.10mm) Barrier Block Connector Screws Get Quote
A30430304MT A30430304MT A30430304MT PowerStor (Eaton) Connectors, Interconnects Bulk 3 Circuit 0.437" (11.10mm) Barrier Block Connector Screws Get Quote
CB202224S2221 CB202224S2221 CB202224S2221 PowerStor (Eaton) Connectors, Interconnects Bulk 24 Circuit 0.375" (9.53mm) Barrier Block Connector Get Quote
LP202203MP LP202203MP LP202203MP PowerStor (Eaton) Connectors, Interconnects Bulk 3 Circuit 0.375" (9.53mm) Barrier Block Connector Screws Get Quote
A309106A9 A309106A9 A309106A9 PowerStor (Eaton) Connectors, Interconnects Bulk 6 Circuit 0.437" (11.10mm) Barrier Block Connector Screws Get Quote
LP20210507MP LP20210507MP LP20210507MP PowerStor (Eaton) Connectors, Interconnects Bulk 5 Circuit 0.375" (9.53mm) Barrier Block Connector Screws with Captive Plate Get Quote
A30210504MP A30210504MP A30210504MP PowerStor (Eaton) Connectors, Interconnects Bulk 5 Circuit 0.437" (11.10mm) Barrier Block Connector Screws Get Quote
A310303S2129 A310303S2129 A310303S2129 PowerStor (Eaton) Connectors, Interconnects Bulk 3 Circuit 0.437" (11.10mm) Barrier Block Connector Get Quote
15104-06S2555 15104-06S2555 15104-06S2555 PowerStor (Eaton) Connectors, Interconnects Bulk 6 Circuit 0.375" (9.52mm) Barrier Block Connector Screws with Captive Plate Get Quote
A303205S2512 A303205S2512 A303205S2512 PowerStor (Eaton) Connectors, Interconnects Bulk 5 Circuit 0.437" (11.10mm) Barrier Block Connector Get Quote