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  5. Ballasts

Ballasts (868 items) - Page 22

Keystone 320W Pulse Start Metal Halide, Ballast Replacement Kit, Quad Tap (120/208/240/277V), with Capacitor MPS-320A-Q-KIT     3/1
Keystone

320W Pulse Start Metal Halide, Ballast Replacement Kit, Quad Tap (120/208/240/277V), with Capacitor

Zoro # G222654637
Mfr # MPS-320A-Q-KIT 3/1
product price:  $188.99
/ea
Keystone 400W Metal Halide Ballast Replacement Kit, 5 Tap (120/208/240/277/480V), Includes capacitor, bracket MH-400A-P-KIT 3/1
Keystone

400W Metal Halide Ballast Replacement Kit, 5 Tap (120/208/240/277/480V), Includes capacitor, bracket

Zoro # G922654647
Mfr # MH-400A-P-KIT 3/1
product price:  $170.99
/ea
Keystone 250W Metal Halide, 480V Single Tap, Ballast replacement Kit with Capacitor, Mounting brackets and ha MH-250A-480-KIT 3/1
Keystone

250W Metal Halide, 480V Single Tap, Ballast replacement Kit with Capacitor, Mounting brackets and ha

Zoro # G722654960
Mfr # MH-250A-480-KIT 3/1
product price:  $298.99
/ea
Keystone 3 x F32T8, .77BF, 120-277V, Instant Start, Electronic KTEB-332-UV-IS-L-P-DP
Keystone

3 x F32T8, .77BF, 120-277V, Instant Start, Electronic

Zoro # G022655346
Mfr # KTEB-332-UV-IS-L-P-DP
product price:  $55.89
/ea
Universal Lighting Tech HID Ballasts S1000MLTAC5M500K
Universal Lighting Tech

HID Ballasts

Zoro # G623397713
Mfr # S1000MLTAC5M500K
product price:  $35.89
/ea
Keystone 3 x F32T8, .88 BF, 120-277V, Instant Start, Electronic KTEB-332-UV-IS-N-P-DP
Keystone

3 x F32T8, .88 BF, 120-277V, Instant Start, Electronic

Zoro # G922655170
Mfr # KTEB-332-UV-IS-N-P-DP
product price:  $60.85
/ea
Keystone LED Emergency Back-Up Driver | Constant Power | 10W | Standard Case | 15-55V Output | Approx 1000 Lu KT-EMRG-LED-10BC-1000-EN3
Keystone

LED Emergency Back-Up Driver | Constant Power | 10W | Standard Case | 15-55V Output | Approx 1000 Lu

Zoro # G622654510
Mfr # KT-EMRG-LED-10BC-1000-EN3
product price:  $274.99
/ea
Keystone 750W Pulse Start Metal Halide, 5 Tap (120/208/240/277/480V), Ballast Replacement Kit. Included Balla MPS-750A-P-KIT     3/1
Keystone

750W Pulse Start Metal Halide, 5 Tap (120/208/240/277/480V), Ballast Replacement Kit. Included Balla

Zoro # G522655372
Mfr # MPS-750A-P-KIT 3/1
product price:  $303.99
/ea
Keystone Electronic Sign Ballast, 10-40 Feet, 1-4 Lamps, 120-277V, Revised Wiring KTSB-E-1040-14-UV /A
Keystone

Electronic Sign Ballast, 10-40 Feet, 1-4 Lamps, 120-277V, Revised Wiring

Zoro # G122654355
Mfr # KTSB-E-1040-14-UV /A
product price:  $311.99
/ea
Keystone 150W Metal Halide HID Ballast Replacement Kit: 120/208/240/277V Quad Tap; includes Cap, Ignitor, Mou MH-150X-Q-KIT     3/1
Keystone

150W Metal Halide HID Ballast Replacement Kit: 120/208/240/277V Quad Tap; includes Cap, Ignitor, Mou

Zoro # G922655491
Mfr # MH-150X-Q-KIT 3/1
product price:  $158.99
/ea
Keystone 250W Metal Halide, 120/277V, F-CAN MH-250A-D-FCAN
Keystone

250W Metal Halide, 120/277V, F-CAN

Zoro # G722655165
Mfr # MH-250A-D-FCAN
product price:  $342.99
/ea
Keystone 1000W Metal Halide Ballast Replacement Kit, 5 Tap (120/208/240/277/480 V), with capacitor, brackets,  MH-1000A-P-KIT     3/1
Keystone

1000W Metal Halide Ballast Replacement Kit, 5 Tap (120/208/240/277/480 V), with capacitor, brackets,

Zoro # G322655305
Mfr # MH-1000A-P-KIT 3/1
product price:  $350.99
/ea
Keystone LED Driver for External Drive Type C LED tubes, Runs 3 or 4 of the KT-LED8T8-24G-8xx-E /G2 lamps, 12 KTLD-4LT8-UV-8C-VDIM /G2
Keystone

LED Driver for External Drive Type C LED tubes, Runs 3 or 4 of the KT-LED8T8-24G-8xx-E /G2 lamps, 12

Zoro # G522655068
Mfr # KTLD-4LT8-UV-8C-VDIM /G2
product price:  $57.15
/ea
Keystone Constant Voltage LED Driver, 120W (2x 60W Channels), 120-277V Input, 12V Output, 16" Case KTLD-120-UV-12V-L10-DP
Keystone

Constant Voltage LED Driver, 120W (2x 60W Channels), 120-277V Input, 12V Output, 16" Case

Zoro # G522655082
Mfr # KTLD-120-UV-12V-L10-DP
product price:  $203.99
/ea
Keystone 150W Pulse Start Metal Halide, 120-277V, F-CAN MH-150X-D-FCAN
Keystone

150W Pulse Start Metal Halide, 120-277V, F-CAN

Zoro # G622655258
Mfr # MH-150X-D-FCAN
product price:  $262.99
/ea
Keystone LED Driver, 24V Constant Voltage output, 120-277V Input, 60W Max. KTLD-60-UV-24V-CP
Keystone

LED Driver, 24V Constant Voltage output, 120-277V Input, 60W Max.

Zoro # G822654785
Mfr # KTLD-60-UV-24V-CP
product price:  $78.75
/ea
Keystone Emergency Ballast for T12/T8 lamps. 120/277V input, 500 Lumen, 90 Minutes. With instruction sheet, T KT-EMRG-500 /B-DP
Keystone

Emergency Ballast for T12/T8 lamps. 120/277V input, 500 Lumen, 90 Minutes. With instruction sheet, T

Zoro # G822655218
Mfr # KT-EMRG-500 /B-DP
product price:  $134.99
/ea
Keystone LED Emergency Backup, 12W - 1200 Lumen Constant Power Design. 120-277V Input. Dual Flex Cable Design KT-EMRG-LED-12-1200-AC /DF
Keystone

LED Emergency Backup, 12W - 1200 Lumen Constant Power Design. 120-277V Input. Dual Flex Cable Design

Zoro # G322655299
Mfr # KT-EMRG-LED-12-1200-AC /DF
product price:  $359.99
/ea
Keystone 100W Metal Halide, Quad Tap, Ballast Replacement Kit MH-100X-Q-KIT 3/1
Keystone

100W Metal Halide, Quad Tap, Ballast Replacement Kit

Zoro # G322655718
Mfr # MH-100X-Q-KIT 3/1
product price:  $149.99
/ea
Keystone Electronic Sign Ballast, Series Wiring, 20-48 lamp load, 4-6 lamps, 120-277V Input KTSB-E-2048-46-UV-S-IP
Keystone

Electronic Sign Ballast, Series Wiring, 20-48 lamp load, 4-6 lamps, 120-277V Input

Zoro # G222654415
Mfr # KTSB-E-2048-46-UV-S-IP
product price:  $276.99
/ea
Keystone Electronic Sign Ballast, 8-48 feet, 4-6 lamps, 120-277v, Revised Wiring KTSB-E-0848-46-UV /A
Keystone

Electronic Sign Ballast, 8-48 feet, 4-6 lamps, 120-277v, Revised Wiring

Zoro # G522655556
Mfr # KTSB-E-0848-46-UV /A
product price:  $289.99
/ea
Keystone Electronic Sign Ballast, Series Wiring, 4-16 lamp load, 1-2 lamps, 120-277V Input KTSB-E-0416-12-UV-S-IP
Keystone

Electronic Sign Ballast, Series Wiring, 4-16 lamp load, 1-2 lamps, 120-277V Input

Zoro # G422654543
Mfr # KTSB-E-0416-12-UV-S-IP
product price:  $153.99
/ea
Keystone 175W Metal Halide F-CAN, 120/277 Volt MH-175A-D-FCAN
Keystone

175W Metal Halide F-CAN, 120/277 Volt

Zoro # G122654539
Mfr # MH-175A-D-FCAN
product price:  $196.99
/ea
Keystone Constant Voltage LED Driver, 120-277V Input, 12V output, 60W, Distributor Pack, 9" case KTLD-60-UV-12V-DP
Keystone

Constant Voltage LED Driver, 120-277V Input, 12V output, 60W, Distributor Pack, 9" case

Zoro # G822654655
Mfr # KTLD-60-UV-12V-DP
product price:  $88.15
/ea
Keystone LED Driver for External Drive Type C LED tubes, Runs 1 or 2 of the KT-LED13.5T8-48G-8xx-E /G2 lamps,  KTLD-2LT8-UV-13.5C-VDIM /G2
Keystone

LED Driver for External Drive Type C LED tubes, Runs 1 or 2 of the KT-LED13.5T8-48G-8xx-E /G2 lamps,

Zoro # G122654980
Mfr # KTLD-2LT8-UV-13.5C-VDIM /G2
product price:  $57.35
/ea
Keystone 250W Metal Halide Ballast Replacement Kit, 5 Tap (120/208/240/277/480 V), Includes Capacitor, mounti MH-250A-P-KIT     3/1
Keystone

250W Metal Halide Ballast Replacement Kit, 5 Tap (120/208/240/277/480 V), Includes Capacitor, mounti

Zoro # G022655766
Mfr # MH-250A-P-KIT 3/1
product price:  $163.99
/ea
Keystone Constant Voltage LED Driver, 120-277V, 12V Output, 60W Max, Normal Power Factor KTLD-60-UVN-12V-SC1
Keystone

Constant Voltage LED Driver, 120-277V, 12V Output, 60W Max, Normal Power Factor

Zoro # G022654028
Mfr # KTLD-60-UVN-12V-SC1
product price:  $57.59
/ea
Keystone LED Driver for External Drive Type C LED tubes, Runs 1 or 2 of the KT-LED15T5HO-36G-8xx-E /G2 lamps,  KTLD-2LT5HO-UV-15C-VDIM /G2
Keystone

LED Driver for External Drive Type C LED tubes, Runs 1 or 2 of the KT-LED15T5HO-36G-8xx-E /G2 lamps,

Zoro # G722654519
Mfr # KTLD-2LT5HO-UV-15C-VDIM /G2
product price:  $56.55
/ea
Keystone 400W Pulse Start Metal Halide, 5 Tap (120/208/240/277/480V), with Capacitor and ignitor. Included ba MPS-400A-P-KIT     3/1
Keystone

400W Pulse Start Metal Halide, 5 Tap (120/208/240/277/480V), with Capacitor and ignitor. Included ba

Zoro # G922654609
Mfr # MPS-400A-P-KIT 3/1
product price:  $205.99
/ea
Keystone 1000W Metal Halide, 480V Single Tap, Ballast Replacement Kit with Capacitor, Mounting brackets and h MH-1000A-480-KIT     3/1
Keystone

1000W Metal Halide, 480V Single Tap, Ballast Replacement Kit with Capacitor, Mounting brackets and h

Zoro # G222655610
Mfr # MH-1000A-480-KIT 3/1
product price:  $313.99
/ea
Keystone 50W Metal Halide, Quad Tap (120/208/240/277V), Ballast Replacement Kit with Capacitor, Ignitor, Moun MH-50X-Q-KIT /A
Keystone

50W Metal Halide, Quad Tap (120/208/240/277V), Ballast Replacement Kit with Capacitor, Ignitor, Moun

Zoro # G322655473
Mfr # MH-50X-Q-KIT /A
product price:  $123.99
/ea
Keystone LED Driver for External Drive Type C LED tubes, Runs 1 or 2 of the KT-LED12T5HO-24G-8xx-E /G2 lamps,  KTLD-2LT5HO-UV-12C-VDIM /G2
Keystone

LED Driver for External Drive Type C LED tubes, Runs 1 or 2 of the KT-LED12T5HO-24G-8xx-E /G2 lamps,

Zoro # G922654067
Mfr # KTLD-2LT5HO-UV-12C-VDIM /G2
product price:  $56.55
/ea
Keystone 320W Pulse Start Metal Halide, Ballast Replacement Kit, 5 Tap (120/208/240/277/480V), with Capacitor MPS-320A-P-KIT     3/1
Keystone

320W Pulse Start Metal Halide, Ballast Replacement Kit, 5 Tap (120/208/240/277/480V), with Capacitor

Zoro # G422654215
Mfr # MPS-320A-P-KIT 3/1
product price:  $193.99
/ea
Keystone LED Emergency Back-Up, 5W Constant Wattage Design. Approx 500 Lumens. 120-277V Input. Remote Compact KT-EMRG-LED-5C-500-IP
Keystone

LED Emergency Back-Up, 5W Constant Wattage Design. Approx 500 Lumens. 120-277V Input. Remote Compact

Zoro # G422655106
Mfr # KT-EMRG-LED-5C-500-IP
product price:  $211.99
/ea
Keystone 4 Lite T8, Normal Power Factor, 120V, Narrow case KTEB-432RIS-1-TP-SL-CP
Keystone

4 Lite T8, Normal Power Factor, 120V, Narrow case

Zoro # G922655231
Mfr # KTEB-432RIS-1-TP-SL-CP
product price:  $64.15
/ea
Keystone 4 x F32T8, .88 BF, 120-277V, Instant Start, Electronic KTEB-432-UV-IS-N-P-DP
Keystone

4 x F32T8, .88 BF, 120-277V, Instant Start, Electronic

Zoro # G522654825
Mfr # KTEB-432-UV-IS-N-P-DP
product price:  $63.39
/ea
Ballasts (868 items) - Page 22
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About Ballasts

Ballasts are electrical components used to regulate and control the flow of electricity in a circuit. Ballasts are often found in outdoor lighting, as they help ensure that the lights operate at a consistent level without overloading the system.

Types of Ballasts

The type of ballast needed for outdoor light applications will vary depending on the type of lighting being used. For example, fluorescent light ballasts are designed to be compatible with fluorescent bulbs, while HID ballasts are designed for use with high-intensity discharge lamps.

How Ballasts Are Made

Ballasts can be made from a variety of materials including copper, steel, aluminum and plastic. The main components that make up a ballast include an inductor, capacitor and resistor which work together to regulate and control the flow of electricity.

Industries That Use Ballasts

Electricians, lighting designers and engineers all commonly use ballasts in their work. Electricians use them to install outdoor lighting systems while engineers design custom solutions for unique applications. Lighting designers often rely on ballasts to create visually stunning displays.

Find the Ballasts You Need at Zoro

Looking for a specific item? Use our robust search tool to find it by name or keyword, or use our handy filters to narrow down our full assortment. You can also check out our whole selection of lighting along with other tools or supplies to ensure you have all you need to tackle the job, especially if you're taking on a DIY project for the first time.
Plus, when you shop at Zoro, you'll always enjoy competitive prices on tons of great brands you know and trust. We make the shopping experience as fast and seamless as possible with free shipping on orders over $50 for registered users, Net 30 payment terms for qualifying customers, and an unparalleled customer service experience.

Related Categories

Light BulbsFlashlightsEmergency LightingLED Light FixturesLighting Parts & Accessories
Fluorescent Light FixturesWork LightsOutdoor LightingDecorative LightingTask Lights
robertson ballastled dimmable driverelectronic ballast instanthid ballast kitlumapro ballast
fluorescent light ballastelectronic ballastinputelectronic ballastcflelectronic driverdrop ceiling fan

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