
When you need advanced lighting solutions and aren’t sure where to turn, consider Keystone Technologies. Known throughout the lighting industry for its reliable ballasts and advanced commercial and residential lighting products, this brand offers a huge selection of lighting options at a wide range of prices.
When you shop the products of Keystone Technologies, you’ll find a wide selection of ballasts, LED drivers, modules, sensors, and much, much more, which means that you can easily find something to accommodate your lighting needs. Whether you’re trying to outfit a residential, commercial, or public area, this brand promises to offer the lighting solutions you need.

10.5 Watt 4' T8 LED Tube, Single or Double End Ballast Bypass, 120-277V, 3000K, 3500K, 4000K, 5000K
- Brand: Keystone
- Wattage: 10.5
- Voltage: 120-277V
- Shape: T8
- Base: G13
- CCT: 3000K, 3500K, 4000K or 5000K
- Lumens: 1650
- CRI >80
- Dimmable: No
- Lens: Frosted Shatter-proof Glass
- Listings: cULus, ETL, RoHS
- Life: 50,000+ Hours
- Beam Angle: 220°
- Visible Light Area: 325°




ITEM: KT-LED10.5T8-48G-830-DX2
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Strip Retro Fit Wiring Harness
- Brand: Keystone Technologies
- Number of Lamps: 2, 3, 4, 6
- Requires single end powered LED tubes (not included)
Four Lamp Wiring Harness Shown

ITEM: KT-SOCKET-T8-U-T-2-W
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18.5 Watt 4' T8 LED Tube, Single or Double End Ballast Bypass, 120-277V, 3500K, 4000K, 5000K
- Brand: Keystone
- Wattage: 18.5
- Voltage: 120-277V
- Shape: T8
- Base: G13
- CCT: 3500K, 4000K or 5000K
- Lumens: 2450
- CRI >80
- Dimmable: No
- Lens: Frosted Shatter-proof Glass
- Listings: cULus, ETL, RoHS
- Life: 50,000+ Hours
- Beam Angle: 220°
- Visible Light Area: 325°




ITEM: KT-LED18.5T8-48GC-835-DX2
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3 Foot 12 Watt T8 LED Tube, Ballast Bypass/DirectDrive (Shatterproof Coated Glass)
- Brand: Keystone
- Wattage: 12
- Voltage: 120-277V
- Shape: T8
- Base: G13
- CCT: 4000K & 5000K
- Lumens: 1250 (4000K), 1300 (5000K)
- CRI >83
- Dimmable: No
- Lens: Frosted Shatter-proof Glass
- Certifications: UL Damp
- Life: 50,000+ Hours
- Beam Angle: 240°
- Visible Light Area: 325°
- Requires Un Shunted Tombstone Sockets - Single End Power Wiring Configuration
- Scroll down for 4000K and 5000K spec sheets


ITEM: KT-LED12T8-36GC-840-D
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Keystone 150W High Pressure Sodium Ballast Kit 120V
- Brand: Keystone
- Lamp Type: ;High Pressure Sodium
- Wattage controlled: 150
- Voltage: 120V
- ANSI Code: S55
- Min Start Temp: -40 C
- Power Factor: ;NPF
- Warranty: 2 Years

ITEM: HPS-150R-1-KIT
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Keystone 50W High Pressure Sodium Ballast Kit 120V
- Brand: Keystone
- Lamp Type: ;High Pressure Sodium
- Wattage controlled: 50
- Voltage: 120V
- ANSI Code: S68
- Min Start Temp: -40 C
- Power Factor: ;Normal/High
- Warranty: 2 Years

ITEM: HPS-50R-1-KIT
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Keystone 70W High Pressure Sodium Ballast Kit 120V
- Brand: Keystone
- Lamp Type: ;High Pressure Sodium
- Wattage controlled: 70
- Voltage: 120V
- ANSI Code: S62
- Min Start Temp: -40 C
- Power Factor: ;Normal/High
- Warranty: 2 Years

ITEM: HPS-70R-1-KIT
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Keystone 100W High Pressure Sodium Ballast Kit 120V
- Brand: Keystone
- Lamp Type: ;High Pressure Sodium
- Wattage controlled: 100
- Voltage: 120V
- ANSI Code: S54
- Min Start Temp: -40 C
- Power Factor: ;NPF
- Warranty: 2 Years

ITEM: HPS-100R-1-KIT
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Keystone Electronic Ballast, 1 or 2 Lamps, F6T5, F8T5, F13T5, F14T5, F21T5, CFTR13W/GX24q or CFQ13W/G24q
- Brand: Keystone
- Lamp Type: ;F6T5, F8T5, F13T5, F14T5, F21T5, CFTR13W/GX24q or CFQ13W/G24q
- Number Of Lamps Controlled: 1 or 2
- Voltage: 120
- Starting Method: Rapid
- Power Factor: Normal
- Ballast Factor: Normal
ITEM: KTEB-114-1-TP-FC
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Electronic Sign Ballast for 6,5,and 4 T12 HO lamps up to 8 ft long
- Brand: Keystone Technologies
- Ballast Type Electronic
- Starting Method Instant Start
- Lamp Connection Parallel Input Voltage 120 ~ 277 Vac ± 10%
- Input Frequency 60Hz / 50Hz
- Sound Rated: A
- Minimum Starting Temperature: -20℉, -29℃
- Maximum Case Temperature: 194℉, 90℃
- Meets FCC Part 18 (Class A) Non Consumer Limits
- UL, cUL 935 Listed
- Max Lamp Footage: 48

ITEM: KTSB-E-0848-46-UV
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3 Foot 11 Watt T8 LED Tube, Ballast Compatible/SmartDrive (Shatterproof Coated Glass)
- Brand: Keystone
- Wattage: 11
- Voltage: 120-277V
- Shape: T8
- Base: G13
- CCT: 4000K & 5000K
- Lumens: 1450
- CRI >80
- Dimmable: No
- Lens: Frosted Shatter-proof Glass
- Certifications: UL Damp, NSF/ANSI Standard 2 Food Equipment
- Life: 50,000+ Hours
- Beam Angle: 220°
- Visible Light Area: 325°
- Scroll down for 4000K and 5000K spec sheets


ITEM: KT-LED11T8-36GC-840-S
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2 Foot 9 Watt T8 LED Tube, Ballast Compatible/SmartDrive (Shatterproof Coated Glass)
- Brand: Keystone
- Wattage: 9
- Voltage: 120-277V
- Shape: T8
- Base: G13
- CCT: 4000K & 5000K
- Lumens: 1150
- CRI >80
- Dimmable: No
- Lens: Frosted Shatter-proof Glass
- Listings: UL Damp, DLC, NSF/ANSI Standard 2 Food Equipment
- Life: 50,000+ Hours
- Beam Angle: 220°
- Visible Light Area: 325°
- Scroll down for 4000K and 5000K spec sheets



ITEM: KT-LED9T8-24GC-840-S
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Keystone Electronic Ballast, 1 or 2 Lamps, F96T8HO, F72T8/HO, F60T8/HO or F48T8/HO
- Brand: Keystone
- Lamp Type: F96T8HO, F72T8/HO, F60T8/HO or F48T8/HO
- Number Of Lamps Controlled: 1 or 2
- Voltage: 120-277
- Starting Method: Instant
- Power Factor: High
- Ballast Factor: Normal
- Min Start Temp: -20 F, ;-29 ;Degree C
- Warranty: 5 Years


ITEM: KTEB-286HO-UV-IS-N
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Keystone 1500W Metal Halide Ballast Kit Quad Tap
- Brand: Keystone
- Lamp Type: Metal Halide
- Wattage controlled: 1500
- Number Of Lamps Controlled: 1
- Voltage: 120/208/240/277
- ANSI Code: M48
- Min Start Temp: -30 C
- Power Factor: High
- Warranty: 2 Years

ITEM: MH-1500A-Q-KIT
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5 Watt, Emergency Backup Driver and Battery, 500 Lumen, 90 Minutes
- Brand: Keystone Technologies
- Input Voltage: 120-277Vac
- Power Factor: ≥0.5
- Max. Current: 0.051A @ 120V
- Max. Output Power: 5 Watt
- Rated Output Current: 250mA-100mA
- Output Voltage: 20~54Vdc


ITEM: KT-EMRG-LED-5-500/A
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Keystone Electronic Ballast, 1 Lamp, F8T5, F6T5, F4T5, CFT7W/2G7 or CFT9W/2G7
- Brand: Keystone
- Lamp Type: F8T5, F6T5, F4T5, CFT7W/2G7 or CFT9W/2G7
- Number Of Lamps Controlled: 1 or 2
- Voltage: 120
- Starting Method: Rapid
- Power Factor: Normal
- Ballast Factor: Normal
- Min Start Temp: -0 F, ;-18 ;Degree C
- Warranty: 3 Years


ITEM: KTEB-108-1-TP-FC
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Keystone 50W Metal Halide Ballast Kit Quad Tap
- Brand: Keystone
- Lamp Type: Metal Halide
- Wattage controlled: 50
- Number Of Lamps Controlled: 1
- Voltage: 120/208/240/277
- ANSI Code: M110
- Min Start Temp: -30 C
- Power Factor: High
- Warranty: 2 Years

ITEM: MH-50X-Q-KIT
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Keystone 70W Metal Halide Ballast Kit Quad Tap
- Brand: Keystone
- Lamp Type: Metal Halide
- Wattage controlled: 70
- Number Of Lamps Controlled: 1
- Voltage: 120/208/240/277
- ANSI Code: M98
- Min Start Temp: -40 C
- Power Factor: High
- Warranty: 2 Years

ITEM: MH-70X-Q-KIT
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Keystone 100W Metal Halide Ballast Kit Quad Tap
- Brand: Keystone
- Lamp Type: Metal Halide
- Wattage controlled: 100
- Number Of Lamps Controlled: 1
- Voltage: 120/208/240/277
- ANSI Code: M90
- Min Start Temp: -40 C
- Power Factor: High
- Warranty: 2 Years

ITEM: MH-100X-Q-KIT
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Keystone 150W Metal Halide Ballast Kit Quad Tap
- Brand: Keystone
- Lamp Type: Metal Halide
- Wattage controlled: 150
- Number Of Lamps Controlled: 1
- Voltage: 120/208/240/277
- ANSI Code: M102
- Min Start Temp: -30 C
- Power Factor: High
- Warranty: 2 Years

ITEM: MH-150X-Q-KIT
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Keystone 175W Metal Halide Ballast Kit Quad Tap
- Brand: Keystone
- Lamp Type: Metal Halide
- Wattage controlled: 175
- Number Of Lamps Controlled: 1
- Voltage: 120/208/240/277
- ANSI Code: M57
- Min Start Temp: -30 C
- Power Factor: High
- Warranty: 2 Years

ITEM: MH-175A-Q-KIT
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Keystone 175W Metal Halide Ballast Kit Five Tap
- Brand: Keystone
- Lamp Type: Metal Halide
- Wattage controlled: 175
- Number Of Lamps Controlled: 1
- Voltage: 120/208/240/277/480
- ANSI Code: M57
- Min Start Temp: -30 C
- Power Factor: High
- Warranty: 2 Years

ITEM: MH-175A-P-KIT
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Keystone 250W Metal Halide Ballast Kit Five Tap
- Brand: Keystone
- Lamp Type: Metal Halide
- Wattage controlled: 250
- Number Of Lamps Controlled: 1
- Voltage: 120/208/240/277/480
- ANSI Code: M58
- Min Start Temp: -30 C
- Power Factor: High
- Warranty: 2 Years

ITEM: MH-250A-P-KIT
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Keystone 250W Metal Halide Ballast Kit QuadTap
- Brand: Keystone
- Lamp Type: Metal Halide
- Wattage controlled: 250
- Number Of Lamps Controlled: 1
- Voltage: 120/208/240/277
- ANSI Code: M58
- Min Start Temp: -30 C
- Power Factor: High
- Warranty: 2 Years

ITEM: MH-250A-Q-KIT
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Keystone 400W Metal Halide Ballast Kit QuadTap
- Brand: Keystone
- Lamp Type: Metal Halide
- Wattage controlled: 400
- Number Of Lamps Controlled: 1
- Voltage: 120/208/240/277
- ANSI Code: M59
- Min Start Temp: -30 C
- Power Factor: High
- Warranty: 2 Years

ITEM: MH-400A-Q-KIT
Select ProductWhether you’re looking for conventional solutions like ceiling lamps, wall sconces, outdoor lighting for residential settings, or commercial or industrial lighting solutions, this brand offers creative solutions that allow you to beautify your home, office, or commercial space. Shop chandeliers for dining rooms, outdoor lighting for making commercial spaces safer and more accessible, or wall-mounted lighting for adding flair and personality to any indoor or outdoor space.
This brand’s selections also extend far beyond lighting solutions. If you’re looking for electronic ballasts, high-pressure sodium ballast kits, or pulse-start metal halide ballast kits, this brand has exactly what you need. Whether you need to outfit a large area like a warehouse, or you simply want to revamp the lighting in your home, Keystone Technologies is a fantastic brand to shop for quality lighting solutions.
Available in minimal supplies or bulk, these lighting solutions are unique, beautiful, robust, and long-lasting, which makes them perfect for use in a variety of settings. Use them to outfit new construction or to beautify and update your old space, or opt to mix and match lighting solutions for a unique look.
If you need help selecting lighting solutions, contact our salespeople today. We’re happy to help you outfit your home with the perfect fixtures and will help you select exactly the lamps you need to illuminate your home, commercial space, or warehouse. Whether you need accent lighting or high-definition commercial lighting that allows for precision and accuracy, this brand has something to offer you.