Due to global supply chain issues, stock levels can change. Please contact support to verify stock levels. Call 1-800-983-1315
My Cart
  • FREE SHIPPING FOR ORDERS $500+ *items over 48 inches may be subject to additional charges
  • MON-FRI 6AM-5PM MST
My Quote
Toggle Nav
Search
1-800-983-1315

Talk to a US Based Lighting Expert

Menu
Account

Keystone Technologies

Founded in 1945 and is still headquarted in North Philadelphia, Keystone is very strong in manufacturering quality fluorescent, sign, and LED drivers, ballasts, and lamps.  With a very high quantity of products always in production, the lead time and pricing is very low for these high quality products.

For a reference table to match up old Keystone Ballast part numbers click here.

Company Website
Company News
Facebook
Twitter

Top Brands

View as Grid List

Items 1-48 of 72

Set Descending Direction
  1. Keystone KT-LED52T8-120P2S 52 Watt 120 Inch Sign Hero Tube Lamp Double Ended Wiring Ballast Bypass
    Add to Wish List
    Keystone KT-LED52T8-120P2S 52 Watt 120 Inch Sign Hero Tube Lamp Double Ended Wiring Ballast Bypass
    PART# KT-LED52T8-120P2S-8xx-D /G2
    $141.55
    Add to Quote
  2. Keystone KT-LED42T8-96P2S 42 Watt 96 Inch Sign Hero Tube Lamp Double Ended Wiring Ballast Bypass
    Add to Wish List
    Keystone KT-LED42T8-96P2S 42 Watt 96 Inch Sign Hero Tube Lamp Double Ended Wiring Ballast Bypass
    PART# KT-LED42T8-96P2S-8xx-D /G2
    $109.00
    Add to Quote
  3. Keystone KT-LED31T8-72P2S 31 Watt 72 Inch Sign Hero Tube Lamp Double Ended Wiring Ballast Bypass
    Add to Wish List
    Keystone KT-LED31T8-72P2S 31 Watt 72 Inch Sign Hero Tube Lamp Double Ended Wiring Ballast Bypass
    PART# KT-LED31T8-72P2S-8xx-D /G2
    $70.81
    Add to Quote
  4. Keystone KT-LED19T8-84P1S Sign Hero 19W 84IN 180Deg Single-Sided LED Sign Tube
    Add to Wish List
    Keystone KT-LED19T8-84P1S Sign Hero 19W 84IN 180Deg Single-Sided LED Sign Tube
    PART# KT-LED19T8-84P1S-8xx-D /G2
    $64.23
    Add to Quote
  5. Keystone KT-RHLED200PS 14IN Dia 100W/150W/200W UFO LED High Bay Commercial Light Fixture with Selectable Wattage and Color
    Add to Wish List
    Keystone KT-RHLED200PS 14IN Dia 100W/150W/200W UFO LED High Bay Commercial Light Fixture with Selectable Wattage and Color
    PART# KT-RHLED200PS-14C-8CSB-VDIM-P-W
    $284.20
    Add to Quote
  6. Keystone KT-LED50T8-117P2S 50 Watt 108 Inch Sign Hero Tube Lamp Double Ended Wiring Ballast Bypass
    Add to Wish List
    Keystone KT-LED50T8-117P2S 50 Watt 108 Inch Sign Hero Tube Lamp Double Ended Wiring Ballast Bypass
    PART# KT-LED50T8-117P2S-8xx-D /G2
    $171.55
    Add to Quote
  7. KEYSTONE KT-EMRG-LED-5-500-AC 5W 500 Lumen AC LED Emergency Back-Up for Recessed and Integrated Fixtures
    Add to Wish List
    KEYSTONE KT-EMRG-LED-5-500-AC 5W 500 Lumen AC LED Emergency Back-Up for Recessed and Integrated Fixtures
    PART# KT-EMRG-LED-5-500-AC
    $148.57
    Add to Quote
  8. Keystone KT-LED26T8-120P1S Sign Hero 26W 120IN 180Deg Single-Sided LED Sign Tube
    Add to Wish List
    Keystone KT-LED26T8-120P1S Sign Hero 26 Watt 120IN 180 Deg Single-Sided LED Sign Tube
    PART# KT-LED26T8-120P1S-8xx-D /G2
    $137.18
    Add to Quote
  9. Keystone KT-LED47T8-108P2S 47 Watt 108 Inch Sign Hero Tube Lamp Double Ended Wiring Ballast Bypass
    Add to Wish List
    Keystone KT-LED47T8-108P2S 47 Watt 108 Inch Sign Hero Tube Lamp Double Ended Wiring Ballast Bypass
    PART# KT-LED47T8-108P2S-8xx-D /G2
    $135.73
    Add to Quote
  10. Keystone KT-LED24T8-108P1S Sign Hero 24W 108IN 180Deg Single-Sided LED Sign Tube
    Add to Wish List
    Keystone KT-LED24T8-108P1S Sign Hero 24 Watt 108IN 180 Deg Single-Sided LED Sign Tube
    PART# KT-LED24T8-108P1S-8xx-D /G2
    $128.55
    Add to Quote
  11. Keystone KT-LED25T8-117P1S Sign Hero 25W 117IN 180Deg Single-Sided LED Sign Tube
    Add to Wish List
    Keystone KT-LED25T8-117P1S Sign Hero 25 Watt 117IN 180 Deg Single-Sided LED Sign Tube
    PART# KT-LED25T8-117P1S-8xx-D /G2
    $120.76
    Add to Quote
  12. Keystone KT-LED60HID 60 Watt LED Retrofit Lamp 4000K Non-Dimmable Replaces 200W HID
    Add to Wish List
    Keystone KT-LED60HID 60 Watt LED Retrofit Lamp 4000K Non-Dimmable Replaces 200W HID
    PART# KT-LED60HID-V-E26-840-D
    $109.88
    Add to Quote
  13. Keystone KT-LED21T8-96P1S Sign Hero 21W 96IN 180Deg Single-Sided LED Sign Tube
    Add to Wish List
    Keystone KT-LED21T8-96P1S Sign Hero 21 Watt 96IN 180 Deg Single-Sided LED Sign Tube
    PART# KT-LED21T8-96P1S-8xx-D /G2
    $92.09
    Add to Quote
  14. Keystone KT-LED37T8-84P2S 37 Watt 84 Inch Sign Hero Tube Lamp Double Ended Wiring Ballast Bypass
    Add to Wish List
    Keystone KT-LED37T8-84P2S 37 Watt 84 Inch Sign Hero Tube Lamp Double Ended Wiring Ballast Bypass
    PART# KT-LED37T8-84P2S-8XX-D /G2
    $80.75
    Add to Quote
  15. Keystone KTAT-375-480-277 480V- 277V 480V Step Down Image
    Add to Wish List
    Keystone KTAT-375-480-277 480V- 277V 480V Step Down 375W Max Wattage
    PART# KTAT-375-480-277
    $66.21
    Add to Quote
  16. Keystone KT-LED28T8-64P2S 28 Watt 64 Inch Sign Hero Tube Lamp Double Ended Wiring Ballast Bypass
    Add to Wish List
    Keystone KT-LED28T8-64P2S 28 Watt 64 Inch Sign Hero Tube Lamp Double Ended Wiring Ballast Bypass
    PART# KT-LED28T8-64P2S-8xx-D /G2
    $62.85
    Add to Quote
  17. Keystone KT-LED26T8-60P2S 26 Watt 60 Inch Sign Hero Tube Lamp Double Ended Wiring Ballast Bypass
    Add to Wish List
    Keystone KT-LED26T8-60P2S 26 Watt 60 Inch Sign Hero Tube Lamp Double Ended Wiring Ballast Bypass
    PART# KT-LED26T8-60P2S-8xx-D /G2
    $59.26
    Add to Quote
  18. Keystone KT-LED16T8-72P1S Sign Hero 16W 72IN 180Deg Single-Sided LED Sign Tube
    Add to Wish List
    Keystone KT-LED16T8-72P1S Sign Hero 16 Watt 72IN 180 Deg Single-Sided LED Sign Tube
    PART# KT-LED16T8-72P1S-8xx-D /G2
    $54.29
    Add to Quote
  19. Keystone Technologies KT-LED40T8HO-96G 40 Watt 8-Ft LED Glass Construction Direct Drive Linear Tube Lamp R17d HO Base
    Add to Wish List
    Keystone Technologies KT-LED40T8HO-96G 40 Watt 8-Ft LED Glass Construction Direct Drive Linear Tube Lamp R17d HO Base
    PART# KT-LED40T8HO-96G
    $48.36
    Add to Quote
  20. Keystone KT-LED13T8-60P1S Sign Hero 13W 60IN 180Deg Single-Sided LED Sign Tube
    Add to Wish List
    Keystone KT-LED13T8-60P1S Sign Hero 13 Watt 60IN 180 Deg Single-Sided LED Sign Tube
    PART# KT-LED13T8-60P1S-8xx-D /G2
    $46.12
    Add to Quote
  21. Keystone Technologies KT-LED40T8-96G DLC Listed 40 Watt 8FT LED Glass Construction Direct Drive Linear Tube Lamp Single Pin Base
    Add to Wish List
    Keystone Technologies KT-LED40T8-96G DLC Listed 40 Watt 8FT LED Glass Construction Direct Drive Linear Tube Lamp Single Pin Base
    PART# KT-LED40T8-96G-8xx-D2
    $44.00
    Add to Quote
  22. Keystone KT-LED21T8-48P2S 21 Watt 48 Inch Sign Hero Tube Lamp Double Ended Wiring Ballast Bypass
    Add to Wish List
    Keystone KT-LED21T8-48P2S 21 Watt 48 Inch Sign Hero Tube Lamp Double Ended Wiring Ballast Bypass
    PART# KT-LED21T8-48P2S-8xx-D /G2
    $41.60
    Add to Quote
  23. Keystone KT-LED18T8-42P2S 18 Watt 42 Inch Sign Hero Tube Lamp Double Ended Wiring Ballast Bypass
    Add to Wish List
    Keystone KT-LED18T8-42P2S 18 Watt 42 Inch Sign Hero Tube Lamp Double Ended Wiring Ballast Bypass
    PART# KT-LED18T8-42P2S-8xx-D /G2
    $35.90
    Add to Quote
  24. Keystone KT-LED8T8-36P1S Sign Hero 8W 36IN 180Deg Single-Sided LED Sign Tube
    Add to Wish List
    Keystone KT-LED8T8-36P1S Sign Hero 8 Watt 36IN 180 Deg Single-Sided LED Sign Tube
    PART# KT-LED8T8-36P1S-8xx-D /G2
    $31.89
    Add to Quote
  25. Keystone KT-LED10T8-24P2S 10 Watt 24 Inch Sign Hero Tube Lamp Double Ended Wiring Ballast Bypass
    Add to Wish List
    Keystone KT-LED10T8-24P2S 10 Watt 24 Inch Sign Hero Tube Lamp Double Ended Wiring Ballast Bypass
    PART# KT-LED10T8-24P2S-8xx-D /G2
    $30.85
    Add to Quote
  26. Keystone Technologies KT-LED7T8-24GC DLC Listed 7 Watt LED T8 Shatter-Proof Coated Glass Single Ended Linear Tube Lamp Dimmable G13 Base
    Add to Wish List
    Keystone Technologies KT-LED7T8-24GC DLC Listed 7 Watt LED T8 Shatter-Proof Coated Glass Single Ended Linear Tube Lamp Dimmable G13 Base
    PART# KT-LED7T8-24GC-8xx-D-VDIM
    $30.75
    Add to Quote
  27. Keystone KT-LED13T8-30P2S 13 Watt 30 Inch Sign Hero Tube Lamp Double Ended Wiring Ballast Bypass
    Add to Wish List
    Keystone KT-LED13T8-30P2S 13 Watt 30 Inch Sign Hero Tube Lamp Double Ended Wiring Ballast Bypass
    PART# KT-LED13T8-30P2S-8xx-D /G2
    $30.10
    Add to Quote
  28. Keystone KTET-150-1-SCP-DIM Halogen-Electronic Low Voltage 150W Transformer 11V Output Image
    Add to Wish List
    Keystone KTET-150-1-SCP-DIM Halogen-Electronic Low Voltage 150W Transformer 11V Output
    PART# KTET-150-1-SCP-DIM
    $28.94
    Add to Quote
  29. Keystone KT-LED7T8-18P2S 7 Watt 18 Inch Sign Hero Tube Lamp Double Ended Wiring Ballast Bypass
    Add to Wish List
    Keystone KT-LED7T8-18P2S 7 Watt 18 Inch Sign Hero Tube Lamp Double Ended Wiring Ballast Bypass
    PART# KT-LED7T8-18P2S-8xx-D /G2
    $26.85
    Add to Quote
  30. Keystone KTET-75-1-SCP-DIM-HV-AL Halogen-Electronic Low Voltage 75W Transformer 12V Output Aluminum Case Image
    Add to Wish List
    Keystone KTET-75-1-SCP-DIM-HV-AL/A Halogen-Electronic Low Voltage 75W Transformer 12V Output Aluminum Case
    Rating:
    100%
    3  Reviews
    PART# KTET-75-1-SCP-DIM-HV-AL/A
    $23.38
    Add to Quote
  31. Keystone KT-LED4T8-18P1S Sign Hero 4W 18IN 180Deg Single-Sided LED Sign Tube
    Add to Wish List
    Keystone KT-LED4T8-18P1S Sign Hero 4 Watt 18IN 180 Deg Single-Sided LED Sign Tube
    PART# KT-LED4T8-18P1S-8xx-D /G2
    $19.85
    Add to Quote
  32. Keystone KTPS-80-1 Photocell Sensor Photocell 80W Load Small Form Factor
    Add to Wish List
    Keystone KTPS-80-1 Photocell Sensor Photocell 80W Load Small Form Factor
    Rating:
    100%
    1  Review
    PART# KTPS-80-1
    Call For Price Add to Quote
  33. Keystone KT-LED15T8-48GC 15 Watt 4 Foot Ballast Bypass LED T8 Linear Tube Lamp High CRI
    Add to Wish List
    Keystone KT-LED15T8-48GC 15 Watt 4 Foot Ballast Bypass LED T8 Linear Tube Lamp High CRI
    PART# KT-LED15T8-48GC-9xx-D
    $15.89
    Add to Quote
  34. Keystone KTPS-45-1 Photocell Sensor Photocell 45W Load Small Form Factor
    Add to Wish List
    Keystone KTPS-45-1 Photocell Sensor Photocell 45W Load Small Form Factor
    Rating:
    100%
    2  Reviews
    PART#
    $14.20
    Add to Quote
  35. Keystone KT-LED18.5T8-48GC–840-DX2 18.5W 2600 Lumen 4' (Type B/Bypass) LED T8 Tube 4000K
    Add to Wish List
    Keystone KT-LED18.5T8-48GC–840-DX2 18.5W 2600 Lumen 4' (Type B/Bypass) LED T8 Tube 4000K
    PART# KT-LED18.5T8-48GC-840-DX2 /G2
    $14.09
    Add to Quote
  36. Keystone KT-LED15T8-48GC-840-DX2 4FT Direct Drive Single or Double-ended 15W 4000K
    Add to Wish List
    Keystone KT-LED15T8-48GC-840-DX2 4FT Direct Drive Single or Double-ended 15W 4000K
    PART# KT-LED15T8-48GC-840-DX2
    $10.84
    Add to Quote
  37. Keystone Technologies KT-LED15T8-48G DLC Listed 15 Watt 4FT LED T8 Ballast Bypass Double-Ended Linear Tube Lamp G13 Base
    Add to Wish List
    Keystone Technologies KT-LED15T8-48G DLC Listed 15 Watt 4FT LED T8 Ballast Bypass Double-Ended Linear Tube Lamp G13 Base
    PART# KT-LED15T8-48G-8xx-D2
    $10.53
    Add to Quote
  38. Keystone KT-SOCKET-T8-U-S-2-W 2-Lamp Wiring Harness for LED Tubes
    Add to Wish List
    Keystone KT-SOCKET-T8-U-S-2-W 2-Lamp Wiring Harness for LED Tubes
    PART# KT-SOCKET-T8-U-S-2-W
    $8.93
    Add to Quote
  39. Keystone KT-LED14T8-64P1S Sign Hero 14W 64IN 180Deg Single-Sided LED Sign Tube
    Add to Wish List
    Keystone KT-LED14T8-64P1S Sign Hero 14 Watt 64IN 180 Deg Single-Sided LED Sign Tube
    PART# KT-LED14T8-64P1S-8xx-D /G2
    $49.39
    Add to Quote
  40. Keystone Technologies KT-LED25T8-96G DLC Listed 25 Watt 8 Foot LED T8 Ballast Bypass Double Ended Linear Tube Lamp FA8 Base
    Add to Wish List
    Keystone Technologies KT-LED25T8-96G DLC Listed 25 Watt 8 Foot LED T8 Ballast Bypass Double Ended Linear Tube Lamp FA8 Base
    PART# KT-LED25T8-96G-8xx-D
    $44.00
    Add to Quote
  41. Keystone KT-LED11T8-48P1S Sign Hero 11W 48IN 180Deg Single-Sided LED Sign Tube
    Add to Wish List
    Keystone KT-LED11T8-48P1S Sign Hero 11 Watt 48IN 180 Deg Single-Sided LED Sign Tube
    PART# KT-LED11T8-48P1S-8xx-D /G2
    $37.09
    Add to Quote
  42. Keystone KTET-60-1-WC-F Halogen-Electronic Low Voltage 60W Transformer 12V Output With Input & Output cable Image
    Add to Wish List
    Keystone KTET-60-1-WC-F Halogen-Electronic Low Voltage 60W Transformer 12V Output With Input & Output cable
    PART# KTET-60-1-WC-F
    $35.93
    Add to Quote
  43. Keystone KT-LED16T8-36P2S 16 Watt 36 Inch Sign Hero Tube Lamp Double Ended Wiring Ballast Bypass
    Add to Wish List
    Keystone KT-LED16T8-36P2S 16 Watt 36 Inch Sign Hero Tube Lamp Double Ended Wiring Ballast Bypass
    PART# KT-LED16T8-36P2S-8xx-D
    $34.40
    Add to Quote
  44. Keystone KTEB-213-UV-RS-DW-KIT CFL (Electronic) Electronic Ballast 1 or 2 Lite 13W 4-Pin CFL Kit Includes Leads/Stud Plate
    Add to Wish List
    Keystone KTEB-213-UV-RS-DW-KIT CFL (Electronic) Electronic Ballast 1 or 2 Lite 13W 4-Pin CFL Kit Includes Leads/Stud Plate
    PART# KTEB-213-UV-RS-DW-KIT
    $34.02
    Add to Quote
  45. Keystone KT-LED9T8-42P1S Sign Hero 9W 42IN 180Deg Single-Sided LED Sign Tube
    Add to Wish List
    Keystone KT-LED9T8-42P1S Sign Hero 9 Watt 2IN 180 Deg Single-Sided LED Sign Tube
    PART# KT-LED9T8-42P1S-8xx-D /G2
    $33.69
    Add to Quote
  46. Keystone KTEB-213-UV-RS-DW CFL (Electronic) Electronic Ballast 1 or 2 Lite 13W 4-Pin CFL No Studs No Leads
    Add to Wish List
    Keystone KTEB-213-UV-RS-DW CFL (Electronic) Electronic Ballast 1 or 2 Lite 13W 4-Pin CFL No Studs No Leads
    PART# KTEB-213-UV-RS-DW
    $29.85
    Add to Quote
  47. Keystone KT-LED7T8-30P1S Sign Hero 7W 30IN 180Deg Single-Sided LED Sign Tube
    Add to Wish List
    Keystone KT-LED7T8-30P1S Sign Hero 7 Watt 30IN 180 Deg Single-Sided LED Sign Tube
    PART# KT-LED7T8-30P1S-8xx-D /G2
    $26.99
    Add to Quote
  48. Keystone KTET-60-1-SCP-DIM-AL Halogen-Electronic Low Voltage 60W Transformer 12V Output Class 2 Dimmable Image
    Add to Wish List
    Keystone KTET-60-1-SCP-DIM-AL Halogen-Electronic Low Voltage 60W Transformer 12V Output Class 2 Dimmable
    PART#
    $25.92
    Add to Quote
Page
per page
Keystone has designed, engineered, and manufactured reliable ballasts and advanced lighting products for more than six decades. The manufacturer have grown significantly from simple beginnings following WWII by delivering innovative solutions that stand the test of time. Their quality manufacturing processes produce the very highest levels of reliability.
Shop By
Shopping Options
Category
  1. 51
  2. 1
User Ratings
Price
$
$
Wattage Range
  1. 3
  2. 13
  3. 10
  4. 5
  5. 6
  6. 3
  7. 4
  8. 2
  9. 7
  10. 1
  11. 1
  12. show 2 more show less
Certifications
  1. 1
  2. 39
  3. 17
  4. 1
  5. 2
  6. 12
  7. 3
  8. 3
  9. 19
  10. 52
  11. 5
  12. 1
  13. show 3 more show less
Technology
  1. 1
  2. 47
  3. 1
  4. 2
  5. 7
Color Temp
  1. 2
Lumen Range
  1. 1
  2. 6
  3. 4
  4. 13
  5. 5
  6. 6
  7. 5
  8. 1
  9. 4
  10. 2
  11. 1
  12. show 2 more show less
Manufacturer
  1. 71
Product Warranty
  1. 5
  2. 57
Type of Area
  1. 2
  2. 3
  3. 7
  4. 10
  5. 18
  6. 9
  7. 13
  8. 12
  9. 32
  10. 12
  11. 17
  12. 19
  13. 9
  14. 9
  15. 17
  16. 7
  17. 1
  18. 18
  19. show 9 more show less
CRI
  1. 48
  2. 1
Voltage
  1. 4
  2. 1
  3. 1
  4. 52
  5. 1
Bulb Type
  1. 45
Base Type
  1. 28
  2. 6
  3. 1
  4. 6
  5. 2
  6. 4
Lamp Life
  1. 16
  2. 33
Number of Lamps
  1. 2
Ballast Factor
  1. 2
Dimmable
  1. 61
  2. 11
Ballast Start Type
  1. 72
© 2023 ShineRetrofits.com. All Rights Reserved. Your source for induction lights, LED, and fluorescent fixtures and retrofit kits.