Square D

Square D Products

Shop Square D products at Bargain Supply Network, a trusted industrial supply distributor serving warehouses, contractors, facility maintenance teams, manufacturers, schools, and government buyers across the United States.

Square D specializes in Load Centers, Circuit Breakers, and Ground Bar Kits for commercial, industrial, warehouse, and maintenance applications. Browse our selection with competitive pricing, quote support, and nationwide shipping.

✓ Competitive pricing
✓ Bulk and freight quote support
✓ Nationwide shipping
✓ Trusted industrial manufacturers

Why Buy Square D from Bargain Supply Network?

Bargain Supply Network provides reliable access to Square D Load Centers, Circuit Breakers, and Ground Bar Kits for warehouses, contractors, maintenance teams, and industrial facilities. Whether you are replenishing supplies, completing a project, or sourcing replacement products, we help streamline procurement with dependable sourcing and responsive support.

Our team works with businesses across the U.S. to provide fast quotes, competitive pricing, and efficient delivery on industrial supply orders of all sizes.

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Square D 9421LL1 400 Amp Circuit Breaker Operating Mechanism Image
Availability: Direct Supplier Stock
Item #: 69681948-MS -

9421LL1 400 Amp Circuit Breaker Operating Mechanism

Retail: $340.44
Price: $330.23

    Square D 9421LL1 400 Amp Circuit Breaker Operating Mechanism 400 Amp Circuit Breaker Operating Mechanism Use with Q4L, LAL/LHL Circuit Breaker (MOQ=1, Pkg Qty=1)Not Cancelable or Returnable! ...

    Square D 9421LL1 400 Amp Circuit Breaker Operating Mechanism 400 Amp Circuit Breaker Operating Mechanism Use with Q4L, LAL/LHL Circuit Breaker (MOQ=1, Pkg Qty=1)Not Cancelable or Returnable!

    Square D 9421LR1 400 Amp Circuit Breaker Operating Mechanism Image
    Availability: Direct Supplier Stock
    Item #: 69681914-MS -

    9421LR1 400 Amp Circuit Breaker Operating Mechanism

    Retail: $451.47
    Price: $437.93

      Square D 9421LR1 400 Amp Circuit Breaker Operating Mechanism 400 Amp Circuit Breaker Operating Mechanism Use with Q4L, LAL/LHL Circuit Breaker (MOQ=1, Pkg Qty=1)Not Cancelable or Returnable! ...

      Square D 9421LR1 400 Amp Circuit Breaker Operating Mechanism 400 Amp Circuit Breaker Operating Mechanism Use with Q4L, LAL/LHL Circuit Breaker (MOQ=1, Pkg Qty=1)Not Cancelable or Returnable!

      Square D 9421LR4 400 Amp Circuit Breaker Operating Mechanism Image
      Availability: Direct Supplier Stock
      Item #: 69681898-MS -

      9421LR4 400 Amp Circuit Breaker Operating Mechanism

      Retail: $540.14
      Price: $523.94

        Square D 9421LR4 400 Amp Circuit Breaker Operating Mechanism 400 Amp Circuit Breaker Operating Mechanism Use with Q4L, LAL/LHL Circuit Breaker (MOQ=1, Pkg Qty=1)Not Cancelable or Returnable! ...

        Square D 9421LR4 400 Amp Circuit Breaker Operating Mechanism 400 Amp Circuit Breaker Operating Mechanism Use with Q4L, LAL/LHL Circuit Breaker (MOQ=1, Pkg Qty=1)Not Cancelable or Returnable!

        Square D 9421LS10 Circuit Breaker Operating Mechanism Long Shaft Image
        Availability: Direct Supplier Stock
        Item #: 69681880-MS -

        9421LS10 Circuit Breaker Operating Mechanism Long Shaft

        Retail: $54.77
        Price: $53.13

          Square D 9421LS10 Circuit Breaker Operating Mechanism Long Shaft Circuit Breaker Operating Mechanism Long Shaft Use with 9421LL1, LM1, LX7 or LW7 Operating Mechanism (MOQ=1, Pkg Qty=1)Not Cancelable...

          Square D 9421LS10 Circuit Breaker Operating Mechanism Long Shaft Circuit Breaker Operating Mechanism Long Shaft Use with 9421LL1, LM1, LX7 or LW7 Operating Mechanism (MOQ=1, Pkg Qty=1)Not Cancelable or Returnable!

          Square D 9421LS12 Circuit Breaker Operating Mechanism Long Shaft Image
          Availability: Direct Supplier Stock
          Item #: 42194563-MS -

          9421LS12 Circuit Breaker Operating Mechanism Long Shaft

          Retail: $57.37
          Price: $55.65

            Square D 9421LS12 Circuit Breaker Operating Mechanism Long Shaft Circuit Breaker Operating Mechanism Long Shaft Use with 9421LF1 or LK1 Operating Mechanism (MOQ=1, Pkg Qty=1)Not Cancelable or...

            Square D 9421LS12 Circuit Breaker Operating Mechanism Long Shaft Circuit Breaker Operating Mechanism Long Shaft Use with 9421LF1 or LK1 Operating Mechanism (MOQ=1, Pkg Qty=1)Not Cancelable or Returnable!

            Square D 9421LS13 Circuit Breaker Long Shaft Image
            Availability: Direct Supplier Stock
            Item #: 69681872-MS -

            9421LS13 Circuit Breaker Long Shaft

            Retail: $60.81
            Price: $58.99

              Square D 9421LS13 Circuit Breaker Long Shaft Circuit Breaker Long Shaft Use with 9421LG7 or LJ7 Operating Mechanism, PowerPact H & J Frame Circuit Breaker (MOQ=1, Pkg Qty=1)Not Cancelable or...

              Square D 9421LS13 Circuit Breaker Long Shaft Circuit Breaker Long Shaft Use with 9421LG7 or LJ7 Operating Mechanism, PowerPact H & J Frame Circuit Breaker (MOQ=1, Pkg Qty=1)Not Cancelable or Returnable!

              Square D 9421LS8 Circuit Breaker Standard Shaft Image
              Availability: Direct Supplier Stock
              Item #: 69681864-MS -

              9421LS8 Circuit Breaker Standard Shaft

              Retail: $31.95
              Price: $30.99

                Square D 9421LS8 Circuit Breaker Standard Shaft Circuit Breaker Standard Shaft Use with All 9421L Operating Mechanism, PowerPact H & J Frame Circuit Breaker (MOQ=1, Pkg Qty=1)Not Cancelable or...

                Square D 9421LS8 Circuit Breaker Standard Shaft Circuit Breaker Standard Shaft Use with All 9421L Operating Mechanism, PowerPact H & J Frame Circuit Breaker (MOQ=1, Pkg Qty=1)Not Cancelable or Returnable!

                Square D 9421LT1 800 Amp Circuit Breaker Operating Mechanism Image
                Availability: Direct Supplier Stock
                Item #: 43621549-MS -

                9421LT1 800 Amp Circuit Breaker Operating Mechanism

                Retail: $411.21
                Price: $398.87

                  Square D 9421LT1 800 Amp Circuit Breaker Operating Mechanism 800 Amp Circuit Breaker Operating Mechanism Use with MEL, MXL, MAL & MHL Circuit Breaker (MOQ=1, Pkg Qty=1)Not Cancelable or Returnable! ...

                  Square D 9421LT1 800 Amp Circuit Breaker Operating Mechanism 800 Amp Circuit Breaker Operating Mechanism Use with MEL, MXL, MAL & MHL Circuit Breaker (MOQ=1, Pkg Qty=1)Not Cancelable or Returnable!

                  Square D 9421LW1 1,000 Amp Circuit Breaker Operating Mechanism Image
                  Availability: Direct Supplier Stock
                  Item #: 69681856-MS -

                  9421LW1 1,000 Amp Circuit Breaker Operating Mechanism

                  Retail: $333.17
                  Price: $323.17

                    Square D 9421LW1 1,000 Amp Circuit Breaker Operating Mechanism 1,000 Amp Circuit Breaker Operating Mechanism 600 V Control Voltage, Use with PowerPact M or P Frame Circuit Breaker (MOQ=1, Pkg...

                    Square D 9421LW1 1,000 Amp Circuit Breaker Operating Mechanism 1,000 Amp Circuit Breaker Operating Mechanism 600 V Control Voltage, Use with PowerPact M or P Frame Circuit Breaker (MOQ=1, Pkg Qty=1)Not Cancelable or Returnable!

                    Square D 9421LW4 1,000 Amp Circuit Breaker Operating Mechanism Image
                    Availability: Direct Supplier Stock
                    Item #: 69681831-MS -

                    9421LW4 1,000 Amp Circuit Breaker Operating Mechanism

                    Retail: $269.01
                    Price: $260.94

                      Square D 9421LW4 1,000 Amp Circuit Breaker Operating Mechanism 1,000 Amp Circuit Breaker Operating Mechanism Use with PowerPact M or P Frame Circuit Breaker (MOQ=1, Pkg Qty=1)Not Cancelable or...

                      Square D 9421LW4 1,000 Amp Circuit Breaker Operating Mechanism 1,000 Amp Circuit Breaker Operating Mechanism Use with PowerPact M or P Frame Circuit Breaker (MOQ=1, Pkg Qty=1)Not Cancelable or Returnable!

                      Square D 9421LW7 100 Amp Circuit Breaker Operating Mechanism Image
                      Availability: Direct Supplier Stock
                      Item #: 69681849-MS -

                      9421LW7 100 Amp Circuit Breaker Operating Mechanism

                      Retail: $238.77
                      Price: $231.61

                        Square D 9421LW7 100 Amp Circuit Breaker Operating Mechanism 100 Amp Circuit Breaker Operating Mechanism Use with PowerPact M or P Frame Circuit Breaker (MOQ=1, Pkg Qty=1)Not Cancelable or...

                        Square D 9421LW7 100 Amp Circuit Breaker Operating Mechanism 100 Amp Circuit Breaker Operating Mechanism Use with PowerPact M or P Frame Circuit Breaker (MOQ=1, Pkg Qty=1)Not Cancelable or Returnable!

                        Square D 9422A1 Circuit Breaker Flange Handle Image
                        Availability: Direct Supplier Stock
                        Item #: 69681724-MS -

                        9422A1 Circuit Breaker Flange Handle

                        Retail: $210.81
                        Price: $204.49

                          Square D 9422A1 Circuit Breaker Flange Handle Circuit Breaker Flange Handle Use with Disconnect Switches (30...200 A) All Circuit Breaker Mechanisms, PowerPact L Frame Kit Circuit Breaker (MOQ=1,...

                          Square D 9422A1 Circuit Breaker Flange Handle Circuit Breaker Flange Handle Use with Disconnect Switches (30...200 A) All Circuit Breaker Mechanisms, PowerPact L Frame Kit Circuit Breaker (MOQ=1, Pkg Qty=1)Not Cancelable or Returnable!

                          Square D 9422A2 Circuit Breaker Operating Mechanism Handle Image
                          Availability: Direct Supplier Stock
                          Item #: 91490797-MS -

                          9422A2 Circuit Breaker Operating Mechanism Handle

                          Retail: $403.21
                          Price: $391.11

                            Square D 9422A2 Circuit Breaker Operating Mechanism Handle Circuit Breaker Operating Mechanism Handle Use with Disconnect Switches (30...200 A) (MOQ=1, Pkg Qty=1)Not Cancelable or Returnable! ...

                            Square D 9422A2 Circuit Breaker Operating Mechanism Handle Circuit Breaker Operating Mechanism Handle Use with Disconnect Switches (30...200 A) (MOQ=1, Pkg Qty=1)Not Cancelable or Returnable!

                            Square D 9422A7 Circuit Breaker Operating Mechanism Handle Image
                            Availability: Direct Supplier Stock
                            Item #: 69681716-MS -

                            9422A7 Circuit Breaker Operating Mechanism Handle

                            Retail: $434.74
                            Price: $421.70

                              Square D 9422A7 Circuit Breaker Operating Mechanism Handle Circuit Breaker Operating Mechanism Handle Use with 9422TG1 Disconnect Switch, 9422TG2 Disconnect Switch (MOQ=1, Pkg Qty=1)Not Cancelable...

                              Square D 9422A7 Circuit Breaker Operating Mechanism Handle Circuit Breaker Operating Mechanism Handle Use with 9422TG1 Disconnect Switch, 9422TG2 Disconnect Switch (MOQ=1, Pkg Qty=1)Not Cancelable or Returnable!

                              Square D 9422AP1 Circuit Breaker Operating Mechanism Handle Image
                              Availability: Direct Supplier Stock
                              Item #: 69681708-MS -

                              9422AP1 Circuit Breaker Operating Mechanism Handle

                              Retail: $304.56
                              Price: $295.42

                                Square D 9422AP1 Circuit Breaker Operating Mechanism Handle Circuit Breaker Operating Mechanism Handle Use with 9422CMP Circuit Breaker Mechanism, 9422RM1 Circuit Breaker Mechanism (MOQ=1, Pkg...

                                Square D 9422AP1 Circuit Breaker Operating Mechanism Handle Circuit Breaker Operating Mechanism Handle Use with 9422CMP Circuit Breaker Mechanism, 9422RM1 Circuit Breaker Mechanism (MOQ=1, Pkg Qty=1)Not Cancelable or Returnable!

                                Square D 9422ATEF101 Cam & Disconnect Switch: Open, Fused, 100 Amp, 600VAC Image
                                Availability: Direct Supplier Stock
                                Item #: 69681617-MS -

                                9422ATEF101 Cam & Disconnect Switch: Open, Fused, 100 Amp, 600VAC

                                Retail: $1,322.05
                                Price: $1,282.39

                                  Square D 9422ATEF101 Cam & Disconnect Switch: Open, Fused, 100 Amp, 600VAC Cam & Disconnect Switch: Open, Fused, 100 Amp, 600VAC 3 Wires, 3 Poles, 1, 12, 3R, 4 & 4X (MOQ=1, Pkg Qty=1)Not Cancelable...

                                  Square D 9422ATEF101 Cam & Disconnect Switch: Open, Fused, 100 Amp, 600VAC Cam & Disconnect Switch: Open, Fused, 100 Amp, 600VAC 3 Wires, 3 Poles, 1, 12, 3R, 4 & 4X (MOQ=1, Pkg Qty=1)Not Cancelable or Returnable!

                                  Square D 9422ATF12 Cam & Disconnect Switch: Open, Fused, 200 Amp Image
                                  Availability: Direct Supplier Stock
                                  Item #: 69681591-MS -

                                  9422ATF12 Cam & Disconnect Switch: Open, Fused, 200 Amp

                                  Retail: $2,215.76
                                  Price: $2,149.29

                                    Square D 9422ATF12 Cam & Disconnect Switch: Open, Fused, 200 Amp Cam & Disconnect Switch: Open, Fused, 200 Amp 1, 3, 3R & 4 (MOQ=1, Pkg Qty=1)Not Cancelable or Returnable! ...

                                    Square D 9422ATF12 Cam & Disconnect Switch: Open, Fused, 200 Amp Cam & Disconnect Switch: Open, Fused, 200 Amp 1, 3, 3R & 4 (MOQ=1, Pkg Qty=1)Not Cancelable or Returnable!

                                    Square D 9422CLA31 Circuit Breaker Cable Operating Mechanism & Handle Image
                                    Availability: Direct Supplier Stock
                                    Item #: 69681526-MS -

                                    9422CLA31 Circuit Breaker Cable Operating Mechanism & Handle

                                    Retail: $1,139.38
                                    Price: $1,105.20

                                      Square D 9422CLA31 Circuit Breaker Cable Operating Mechanism & Handle Circuit Breaker Cable Operating Mechanism & Handle Use with LAL & LHL Circuit Breaker, Q4L Circuit Breaker (MOQ=1, Pkg Qty=1)Not...

                                      Square D 9422CLA31 Circuit Breaker Cable Operating Mechanism & Handle Circuit Breaker Cable Operating Mechanism & Handle Use with LAL & LHL Circuit Breaker, Q4L Circuit Breaker (MOQ=1, Pkg Qty=1)Not Cancelable or Returnable!

                                      Square D 9422CMP40 Circuit Breaker Cable Operating Mechanism Image
                                      Availability: Direct Supplier Stock
                                      Item #: 69681500-MS -

                                      9422CMP40 Circuit Breaker Cable Operating Mechanism

                                      Retail: $1,424.70
                                      Price: $1,381.96

                                        Square D 9422CMP40 Circuit Breaker Cable Operating Mechanism Circuit Breaker Cable Operating Mechanism Use with PowerPact M or P Frame Circuit Breaker (MOQ=1, Pkg Qty=1)Not Cancelable or Returnable! ...

                                        Square D 9422CMP40 Circuit Breaker Cable Operating Mechanism Circuit Breaker Cable Operating Mechanism Use with PowerPact M or P Frame Circuit Breaker (MOQ=1, Pkg Qty=1)Not Cancelable or Returnable!

                                        Square D 9422CMP50 Circuit Breaker Cable Operating Mechanism Image
                                        Availability: Direct Supplier Stock
                                        Item #: 69681492-MS -

                                        9422CMP50 Circuit Breaker Cable Operating Mechanism

                                        Retail: $1,328.73
                                        Price: $1,288.87

                                          Square D 9422CMP50 Circuit Breaker Cable Operating Mechanism Circuit Breaker Cable Operating Mechanism Use with PowerPact M or P Frame Circuit Breaker (MOQ=1, Pkg Qty=1)Not Cancelable or Returnable! ...

                                          Square D 9422CMP50 Circuit Breaker Cable Operating Mechanism Circuit Breaker Cable Operating Mechanism Use with PowerPact M or P Frame Circuit Breaker (MOQ=1, Pkg Qty=1)Not Cancelable or Returnable!

                                          Square D 9422CSF30 Circuit Breaker Cable Mechanism Image
                                          Availability: Direct Supplier Stock
                                          Item #: 69681484-MS -

                                          9422CSF30 Circuit Breaker Cable Mechanism

                                          Retail: $548.54
                                          Price: $532.08

                                            Square D 9422CSF30 Circuit Breaker Cable Mechanism Circuit Breaker Cable Mechanism Use with PowerPact H & J Frame Kit Circuit Breaker (MOQ=1, Pkg Qty=1)Not Cancelable or Returnable! ...

                                            Square D 9422CSF30 Circuit Breaker Cable Mechanism Circuit Breaker Cable Mechanism Use with PowerPact H & J Frame Kit Circuit Breaker (MOQ=1, Pkg Qty=1)Not Cancelable or Returnable!

                                            Square D 9422CSF304 Circuit Breaker Cable Operating Mechanism Image
                                            Availability: Direct Supplier Stock
                                            Item #: 69681476-MS -

                                            9422CSF304 Circuit Breaker Cable Operating Mechanism

                                            Retail: $519.42
                                            Price: $503.84

                                              Square D 9422CSF304 Circuit Breaker Cable Operating Mechanism Circuit Breaker Cable Operating Mechanism Use with MG-NSF Circuit Breaker (MOQ=1, Pkg Qty=1)Not Cancelable or Returnable! ...

                                              Square D 9422CSF304 Circuit Breaker Cable Operating Mechanism Circuit Breaker Cable Operating Mechanism Use with MG-NSF Circuit Breaker (MOQ=1, Pkg Qty=1)Not Cancelable or Returnable!

                                              Square D 9422CSF50 Circuit Breaker Cable Mechanism Image
                                              Availability: Direct Supplier Stock
                                              Item #: 69681468-MS -

                                              9422CSF50 Circuit Breaker Cable Mechanism

                                              Retail: $541.32
                                              Price: $525.08

                                                Square D 9422CSF50 Circuit Breaker Cable Mechanism Circuit Breaker Cable Mechanism Use with PowerPact H & J Frame Kit Circuit Breaker (MOQ=1, Pkg Qty=1)Not Cancelable or Returnable! ...

                                                Square D 9422CSF50 Circuit Breaker Cable Mechanism Circuit Breaker Cable Mechanism Use with PowerPact H & J Frame Kit Circuit Breaker (MOQ=1, Pkg Qty=1)Not Cancelable or Returnable!

                                                Square D 9422CSJ30 Circuit Breaker Cable Mechanism Image
                                                Availability: Direct Supplier Stock
                                                Item #: 69681450-MS -

                                                9422CSJ30 Circuit Breaker Cable Mechanism

                                                Retail: $734.06
                                                Price: $712.04

                                                  Square D 9422CSJ30 Circuit Breaker Cable Mechanism Circuit Breaker Cable Mechanism Use with PowerPact L Frame Kit Circuit Breaker (MOQ=1, Pkg Qty=1)Not Cancelable or Returnable! ...

                                                  Square D 9422CSJ30 Circuit Breaker Cable Mechanism Circuit Breaker Cable Mechanism Use with PowerPact L Frame Kit Circuit Breaker (MOQ=1, Pkg Qty=1)Not Cancelable or Returnable!

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