Replacement Ballasts

  • Sale! Sale!
    2026_06_26_343278
    Halco 50144 ProLume EP254HO/PS/MV 54W Fluorescent Ballast – New Products!
    Original price was: $44.07.Current price is: $13.22. Add to cart
  • Sale! Sale!
    2026_06_26_343357
    Halco 55118 ProLume S66/200CWA/4T/K 200W HPS Ballast – New Products!
    Original price was: $144.70.Current price is: $36.17. Add to cart
  • Sale! Sale!
    2026_06_26_343243
    Halco 55158 ProLume M47/1000CWA/5T/K 1000W Metal Halide Ballast – New Products!
    Original price was: $223.17.Current price is: $55.79. Add to cart
  • Sale! Sale!
    2026_06_26_343060
    Keystone CAP-175MH Ballast Capacitors – New Products!
    Original price was: $16.63.Current price is: $4.98. Add to cart
  • Sale! Sale!
    2026_06_26_342960
    Keystone CAP-250HPS Ballast Capacitors – New Products!
    Original price was: $20.15.Current price is: $6.04. Add to cart
  • Sale! Sale!
    2026_06_26_343112
    Keystone CAP-320MH Metal Halide 320W – New Products!
    Original price was: $17.75.Current price is: $5.32. Add to cart
  • Sale! Sale!
    2026_06_26_343456
    Keystone CAP-400MPS 26uf 400W Pulse Start Capacitor – New Products!
    Original price was: $23.78.Current price is: $7.13. Add to cart
  • Sale! Sale!
    2026_06_26_343265
    Keystone HPS-100X-Q-KIT 100W S54 HPS Ballast | Multi-Tap – New Products!
    Original price was: $69.43.Current price is: $20.82. Add to cart
  • Sale! Sale!
    2026_06_26_343286
    Keystone HPS-250A-P-KIT 250W S50 HPS HID Ballast – 5 Tap – New Products!
    Original price was: $141.38.Current price is: $35.34. Add to cart
  • Sale! Sale!
    2026_06_26_343309
    Keystone HPS-50R-1-KIT 50W S68 High Pressure Sodium Ballast Kit – New Products!
    Original price was: $36.32.Current price is: $10.89. Add to cart
  • Sale! Sale!
    2026_06_26_343376
    Keystone IGN-XG-04 50W-450W Metal Halide HID Ballast Ignitor – New Products!
    Original price was: $13.16.Current price is: $3.94. Add to cart
  • Sale! Sale!
    2026_06_26_342687
    Keystone KT-EMRG-500-SL /B Fluorescent Emergency Back Up Light Ballast – New Products!
    Original price was: $82.00.Current price is: $24.60. Add to cart
  • Sale! Sale!
    2026_06_26_343175
    Keystone KT-EMRG-800-T5 /B Fluorescent Emergency Ballast – New Products!
    Original price was: $99.68.Current price is: $29.90. Add to cart
  • Sale! Sale!
    2026_06_26_343198
    Keystone KT-EMRG-LED-12C-1200-K1-IP Retrofit LED Emergency Driver – New Products!
    Original price was: $97.14.Current price is: $29.14. Add to cart
  • Sale! Sale!
    2026_06_26_343090
    Keystone KTAT-150-480-277-OC – 150VA Step Down Auto-Transformer – 480V to 277V – New Products!
    Original price was: $29.52.Current price is: $8.85. Add to cart
  • Sale! Sale!
    2026_06_26_343123
    Keystone KTEB-118-1-TP-SC-RJS /HB Electronic Ballast – New Products!
    Original price was: $25.04.Current price is: $7.51. Add to cart
  • Sale! Sale!
    2026_06_26_342938
    Keystone KTEB-126-1-TP-SC-RJS /HB Fluorescent Ballast – New Products!
    Original price was: $28.89.Current price is: $8.66. Add to cart
  • Sale! Sale!
    2026_06_26_342725
    Keystone KTEB-135HE-1-RS Electronic Ballast – New Products!
    Original price was: $24.18.Current price is: $7.25. Add to cart
  • Sale! Sale!
    2026_06_26_342738
    Keystone KTEB-139HO-1-TP Electronic Ballast – New Products!
    Original price was: $17.62.Current price is: $5.28. Add to cart
  • Sale! Sale!
    2026_06_26_342709
    Keystone KTEB-140-1-TP-EMI /C T12 Light Ballasts – New Products!
    Original price was: $12.84.Current price is: $3.85. Add to cart
  • Sale! Sale!
    2026_06_26_342718
    Keystone KTEB-154HO-1-TP T5 Light Ballasts – New Products!
    Original price was: $18.51.Current price is: $5.55. Add to cart
  • Sale! Sale!
    2026_06_26_343144
    Keystone KTEB-213-UV-PS-DW Fluorescent Light Ballast |120-277V| – New Products!
    Original price was: $21.92.Current price is: $6.57. Add to cart
  • Sale! Sale!
    2026_06_26_343047
    Keystone KTEB-226-1-TP 2 x 26W CFL Light Ballast – New Products!
    Original price was: $20.00.Current price is: $6.00. Add to cart
  • Sale! Sale!
    2026_06_26_343445
    Keystone KTEB-226-UV-PS-DW 26W 1 or 2 Lamp CFL Light Ballast Kit – New Products!
    Original price was: $22.24.Current price is: $6.67. Add to cart