Loading... Please Wait
The cold weather is here. Stock up and get your North Idaho Energy Logs and Pellets from Knudson Lumber to help you stay warm during the winter months! FREE Delivery available!

Shop Circuit Breakers

Filters

Refine by

  • Voltage
  • Amperage
  • Width (In.)
  • Mounting Style
  • Number of Poles
  • Width (In.)
  • Fuse Function
  • Frame Size

Category

Close
Circuit Breakers Fuses

1 - 16 of 16 results for Circuit Breakers

Reset
  1. Bussmann 15A 125V Time-Delay Mini-Breaker - Knudson Lumber Company
    Bussmann 15A 125V Time-Delay Mini-Breaker SKU# 510211 UPC Code: 051712274753 $25.99/CD
    5 Available
  2. Bussmann 20A 125V Time-Delay Mini-Breaker - Knudson Lumber Company
    Bussmann 20A 125V Time-Delay Mini-Breaker SKU# 510203 UPC Code: 051712274760 $24.99/CD
    1 Available
  3. Connecticut Electric 15A Single-Pole Standard Trip Interchangeable Packaged Circuit Breaker - Knudson Lumber Company
    Connecticut Electric 15A Single-Pole Standard Trip Interchangeable Packaged Circuit Breaker SKU# 517435 UPC Code: 094925007008 $21.99/CD
    2 Available
  4. Connecticut Electric 15A Single-Pole Standard Trip Packaged Replacement Circuit Breaker For Square D - Knudson Lumber Company
    Connecticut Electric 15A Single-Pole Standard Trip Packaged Replacement Circuit Breaker For Square D SKU# 513536 UPC Code: 094925019209 $21.99/CD
    2 Available
  5. Connecticut Electric 20A Double-Pole Standard Trip Interchangeable Packaged Circuit Breaker - Knudson Lumber Company
    Connecticut Electric 20A Double-Pole Standard Trip Interchangeable Packaged Circuit Breaker SKU# 518719 UPC Code: 094925007039 $39.99/CD
    1 Available
  6. Connecticut Electric 20A Double-Pole Standard Trip Packaged Replacement Circuit Breaker For Square D - Knudson Lumber Company
    Connecticut Electric 20A Double-Pole Standard Trip Packaged Replacement Circuit Breaker For Square D SKU# 514535 UPC Code: 094925019247 $44.99/CD
    1 Available
  7. Connecticut Electric 20A Single-Pole Standard Trip Interchangeable Packaged Circuit Breaker - Knudson Lumber Company
    Connecticut Electric 20A Single-Pole Standard Trip Interchangeable Packaged Circuit Breaker SKU# 517729 UPC Code: 094925007015 $19.99/CD
    2 Available
  8. Connecticut Electric 20A Single-Pole Standard Trip Packaged Replacement Circuit Breaker For Square D - Knudson Lumber Company
    Connecticut Electric 20A Single-Pole Standard Trip Packaged Replacement Circuit Breaker For Square D SKU# 513983 UPC Code: 094925001013 $21.99/CD
    2 Available
  9. Connecticut Electric 30A Double-Pole Standard Trip Interchangeable Packaged Circuit Breaker - Knudson Lumber Company
    Connecticut Electric 30A Double-Pole Standard Trip Interchangeable Packaged Circuit Breaker SKU# 518791 UPC Code: 094925007046 $39.99/CD
    2 Available
  10. Connecticut Electric 30A Double-Pole Standard Trip Packaged Replacement Circuit Breaker For Square D - Knudson Lumber Company
    Connecticut Electric 30A Double-Pole Standard Trip Packaged Replacement Circuit Breaker For Square D SKU# 514633 UPC Code: 094925019254 $44.99/CD
    1 Available
  11. Connecticut Electric 30A Single-Pole Standard Trip Interchangeable Packaged Circuit Breaker - Knudson Lumber Company
    Connecticut Electric 30A Single-Pole Standard Trip Interchangeable Packaged Circuit Breaker SKU# 518005 UPC Code: 094925007022 $19.99/CD
    1 Available
  12. Connecticut Electric 30A Single-Pole Standard Trip Packaged Replacement Circuit Breaker For Square D - Knudson Lumber Company
    Connecticut Electric 30A Single-Pole Standard Trip Packaged Replacement Circuit Breaker For Square D SKU# 514107 UPC Code: 094925019223 $21.99/CD
    1 Available
  13. Connecticut Electric 50A Double-Pole Standard Trip Interchangeable Packaged Circuit Breaker - Knudson Lumber Company
    Connecticut Electric 50A Double-Pole Standard Trip Interchangeable Packaged Circuit Breaker SKU# 512931 UPC Code: 094925007060 $44.99/CD
    2 Available
  14. Connecticut Electric 50A Double-Pole Standard Trip Packaged Replacement Circuit Breaker For Square D - Knudson Lumber Company
    Connecticut Electric 50A Double-Pole Standard Trip Packaged Replacement Circuit Breaker For Square D SKU# 514900 UPC Code: 094925019278 $44.99/CD
    1 Available
  15. Square D Homeline 15A Single-Pole CAFCI Combination Arc Fault Breaker - Knudson Lumber Company
    Square D Homeline 15A Single-Pole CAFCI Combination Arc Fault Breaker SKU# 558265 UPC Code: 785901630982 $77.99/EA
    1 Available
  16. Square D Homeline 20A Single-Pole CAFCI Combination Arc Fault Breaker - Knudson Lumber Company
    Square D Homeline 20A Single-Pole CAFCI Combination Arc Fault Breaker SKU# 558273 UPC Code: 785901477150 $77.99/EA
    1 Available
© 2025 Knudson Lumber. All Rights Reserved. Browse All Departments. Site By BuilderWire.