
National Switchgear - Circuit Breakers etc.
Lewisville, TX 75057-2302
Contact
About
National Switchgear proudly specializes in the Service & Supply of Electrical Power Distribution Equipment, parts and service in the 600V through 345KV application.Products & Services
- Circuit Breakers
- Rebuilding/Retrofitting
- Switches
- Transformers
Associations & Affiliations

60 Hz Three Phase Transformers
25 KVA 480/240 PRI 240/120V SEC SORGEL 25S3H CONTROL POWER TRANSFORMER - UNUSED SURPLUS NEW 012-369
GENERAL ELECTRIC, 24VDC SPRING RELEASE/REMOTE CLOSE ACCESSORY SURPLUS010-098
ALLEN BRADLEY, ALLEN-BRADLEY 62D450, 90VDC DUAL CLOSE COIL ASSEMBLY SURPLUS007-526
SQUARE D, 400VDC TYPE SJ CONTACTOR CLOSE COIL NEW 018-918
WESTINGHOUSE, KA-241, ALLIS-CHALMERS VOLT METER NEW 008-635
National Switchgear - Circuit Breakers etc. has 21 more listings in 60 Hz Three Phase Transformers.
400 AMPS, SQUARE D, QMJ LOW VOLTAGE DISCONNECT SWITCH SURPLUS018-626
2000 AMPS, GENERAL ELECTRIC, 6PLB SWITCH, M/O, B/I SURPLUS016-707
3000 AMPS, SQUARE D, BPO BOLT LOC SWITCH, M/O, B/I SURPLUS020-660
5000A PRINGLE QA SWITCH, M/O, B/I SURPLUS014-891
800A PRINGLE CB SWITCH, M/O, B/I SURPLUS014-210
National Switchgear - Circuit Breakers etc. has 5 more listings in Bolted Pressure Switches.
Circuit Breakers - Parts, Accessories and Trip Units
ALLEN-BRADLEY, 62D450, 90VDC DUAL CLOSE COIL ASSEMBLY SURPLUS007-526
Control Power Transformers
SOLAHD TYPE SBE 4:1 / 2:1 CONTROL POWER TRANSFORMER 1KVA SURPLUS021-240
MICRON 20:1 CONTROL POWER TRANSFORMER 0 VA SURPLUS020-485
Current Control Transformers
GENERAL ELECTRIC, POTENTIAL TRANSFORMER DRAWER ASSEMBLY SURPLUS005-252
GENERAL ELECTRIC, 12IAC77A11A, IAC TIME OVER CURRENT RELAY SURPLUS000-317
TOSHIBA, 150121000, ELECTRICAL INTERLOCK MICROSWITCH SURPLUS007-634
Current Outdoor Transformers
GENERAL ELECTRIC, BDD TRANSFORMER DIFFERENTIAL RELAY SURPLUS000-184
30 AMPS, GENERAL ELECTRIC, QMR LOW VOLTAGE DISCONNECT SWITCH SURPLUS015-917
30 AMPS, GENERAL ELECTRIC, QMR LOW VOLTAGE DISCONNECT SWITCH SURPLUS015-916
30 AMPS, SIEMENS ALLIS, TWIN PANEL BOARD SWITCH NEW 013-715
30 AMPS, SQUARE D, QMB LOW VOLTAGE DISCONNECT SWITCH SERIES E1 SURPLUS015-932
30 AMPS, SQUARE D, QMB LOW VOLTAGE DISCONNECT SWITCH SERIES D2 SURPLUS020-011
National Switchgear - Circuit Breakers etc. has 87 more listings in High Pressure Contacts.
High Voltage Air Circuit Breakers
1200 AMPS, ALLIS-CHALMERS, FC-500A DO SURPLUS00
1200 AMPS, ALLIS-CHALMERS, FC-500A DO SURPLUS00
1200 AMPS, ALLIS-CHALMERS, SIEMENS, FC GROUND AND TEST DEVICE, TYPE F, 13.8KV SURPLUS010-792
1200 AMPS, GENERAL ELECTRIC, 15KV MAGNE-BLAST AM
1200 AMPS, GENERAL ELECTRIC, AM 13.8-250-2 ML-13
National Switchgear - Circuit Breakers etc. has 51 more listings in High Voltage Air Circuit Breakers.
Indoor Type Vacuum Circuit Breakers
400 AMPS, GENERAL ELECTRIC, CR194 VACUUM INDOOR SWITCHGEAR
600 AMPS, CUTLER-HAMMER, 270VCP-W 16, ELECTRICALLY OPERATED, DRAWOUT SURPLUS021-755
1200 AMPS, ABB, ADVAC AA21777000000C MODEL 2 S
1200 AMPS, ABB, ADVAC AA221777000000C MODEL 2
1200 AMPS, ABB, ADVAC AA221777000000C MODEL 2
National Switchgear - Circuit Breakers etc. has 433 more listings in Indoor Type Vacuum Circuit Breakers.
Insulated Case and Molded Case Circuit Breakers
7 AMPS, GENERAL ELECTRIC, SPECTRA SELA36AI0007, MCCB MAG BREAK SURPLUS006-219
250 AMPS, SQUARE D SQD MERLIN GERIN, NSF250A, MOLDED CASE SWITCH SURPLUS010-888
250 AMPS, WESTINGHOUSE, SPB-50, MANUALLY OPERATED, B/I SURPLUS013-795
400 AMPS, CUTLER-HAMMER, HKD MCCB UNUSED SURPLUS 01
400 AMPS, GENERAL ELECTRIC, TPSS POWER BREAK, MANUALLY OPERATED, B/I SURPLUS018-959
National Switchgear - Circuit Breakers etc. has 1329 more listings in Insulated Case and Molded Case Circuit Breakers.
Load Break Switches - Load Interrupters
600 AMPS, GENERAL ELECTRIC, SE-10-2 FUSED LOAD BREAK SWITCH DRAW OUT 5KV 60KA SURPLUS010-769
600 AMPS, GENERAL ELECTRIC, SE-10-2 FUSED LOAD BREAK SWITCH DRAW OUT 5KV 60KA SURPLUS010-771
600 AMPS, GENERAL ELECTRIC, SE-10-2 FUSED LOAD BREAK SWITCH DRAW OUT 5KV 60KA SURPLUS010-766
600 AMPS, GENERAL ELECTRIC, SE-10-2 FUSED LOAD BREAK SWITCH DRAW OUT 5KV 60KA SURPLUS010-767
600 AMPS, SIEMENS ALLIS, QR-36 LOAD INTERRUPTER SWITCH 15KV 40KA UNUSED SURPLUS 016-962
National Switchgear - Circuit Breakers etc. has 40 more listings in Load Break Switches - Load Interrupters.
Low Voltage Air Circuit Breakers
225 AMPS, ITE, K-225 BLACK, MANUALLY OPERATED, DRAWOUT SURPLUS012-485
600 AMPS, ALLIS-CHALMERS, LA-600, MANUALLY OPERATED, DRAWOUT SURPLUS004-630
600 AMPS, ALLIS-CHALMERS, LA-600, M/O, D/O SURPLUS020-633
600 AMPS, ALLIS-CHALMERS, LA-600B, E/O, D/O SURPLUS018-320
600 AMPS, ALLIS-CHALMERS, LA-600F, E/O, D/O SURPLUS019-964
National Switchgear - Circuit Breakers etc. has 1588 more listings in Low Voltage Air Circuit Breakers.
Magnetic and Vacuum Motor Starter Contactors Only
30 AMPS, CUTLER-HAMMER, AIR MAGNETIC CONTACTOR SIZE 1 NEW 011-203
90 AMPS, CUTLER-HAMMER, CN SERIES A1 REVERSING CONTACTOR SIZE 3 SURPLUS015-631
90 AMPS, WESTINGHOUSE, REVERSING CONTACTOR SIZE 3 SURPLUS017-386
180A AMPGARD CONTACTORS004-729
180 AMPS, WESTINGHOUSE, LF AMPGARD CONTACTOR LF25H230004-730
National Switchgear - Circuit Breakers etc. has 174 more listings in Magnetic and Vacuum Motor Starter Contactors Only.
Medium Voltage Air Circuit Breakers
1200 AMPS, ABB, 5HK250, ELECTRICALLY OPERATED, DRAWOUT SURPLUS013-390
1200 AMPS, ABB, ITE GROUND TRUCK, 5KV, DUMMY ELEMENT SURPLUS012-432
1200 AMPS, ITE/BBC ITE/BBC, 5HK250, ELECTRICALLY OPERATED, DRAWOUT SURPLUS007-974
1200 AMPS, ALLIS-CHALMERS, RUPTAIR MA-250C SURPLUS02
1200 AMPS, ALLIS-CHALMERS, RUPTAIR MA-250C1 SURPLUS0
National Switchgear - Circuit Breakers etc. has 113 more listings in Medium Voltage Air Circuit Breakers.