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Ballast Type Ballast Type |
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DFARS (Defense Acquisition Regulations Supplement) DFARS (Defense AcquisitionRegulations Supplement)  |
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Wire Connection Type Wire Connection Type |
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 | Wire Leads |
Light Setting Light Setting |
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RoHS (Restriction of Hazardous Substances) RoHS (Restriction ofHazardous Substances) |
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For Ballast ANSI Number For Ballast ANSI Number |
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For Ballast Start Type For Ballast Start Type |
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About Replacing a Ballast
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Ballasts for Metal Halide Light Bulbs
Probe-start ballasts are often found in older installations.
Pulse-start ballasts turn on faster than probe start. Some include a starter, which increases bulb life.
| For Bulb Wattage | Voltage | Ballast ANSI Number | Number of Wire Leads | Light Setting | Lg. | Wd. | Dp. | Mounting Hardware Included | Includes | Each | |
Magnetic Ballasts | |||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|
Probe Start | |||||||||||
| 250W | 120V AC/208V AC/240V AC/277V AC/480V AC | M58 | 8 | Not Dimmable | 4 3/4" | 4 1/4" | 3 1/8" | Yes | Capacitor | 00000000 | 0000000 |
| 400W | 120V AC/208V AC/240V AC/277V AC/480V AC | M59 | 8 | Not Dimmable | 4 3/4" | 4 1/4" | 4" | Yes | Capacitor | 00000000 | 000000 |
| 1,000W | 120V AC/208V AC/240V AC/277V AC/480V AC | M47 | 8 | Not Dimmable | 6" | 4 1/4" | 5 5/8" | Yes | Capacitor | 00000000 | 000000 |
Pulse Start | |||||||||||
| 100W | 120V AC/120V DC/208V AC/208V DC/240V AC/240V DC/277V AC/277V DC | M90 | 6 | Not Dimmable | 4" | 2 7/8" | 3" | Yes | Capacitor, Starter | 00000000 | 000000 |
| 175W | 120V AC/120V DC/208V AC/208V DC/240V AC/240V DC/277V AC/277V DC/480V AC/480V DC | M57 | 7 | Not Dimmable | 4" | 2 7/8" | 3 7/8" | Yes | Capacitor | 00000000 | 000000 |
| 320W | 120V AC/208V AC/240V AC/277V AC | M132, M154, M170 | 10 | Not Dimmable | 4 3/4" | 4 1/4" | 3 3/4" | Yes | Capacitor, Starter | 00000000 | 000000 |
| 350W | 120V AC/208V AC/240V AC/277V AC | M131, M171 | 10 | Not Dimmable | 4 3/4" | 4 1/4" | 3 3/4" | Yes | Capacitor, Starter | 00000000 | 000000 |
| 400W | 120V AC/120V DC/208V AC/208V DC/240V AC/240V DC/277V AC/277V DC/480V AC/480V DC | M135, M155 | 7 | Not Dimmable | 4 3/4" | 4 1/4" | 4 1/8" | Yes | Capacitor, Starter | 00000000 | 000000 |
Starters for Metal Halide Light Bulbs
For 50-450-Watt Bulbs
For 875-1,000-Watt Bulbs
Pair these starters with pulse-start ballasts for metal halide bulbs.