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Blue rectangular electronic ballast with terminal connections

Fulham

Fulham WH3-277-L 13-64W 1-2 Lamp Electronic Ballast

SKU CH-J122-FB3BH

Electronic fluorescent ballast operates one or two lamps from 13 to 64 watts at 277 volts

  • TypeTraffic & Parking Lot
  • Supports one or two fluorescent lamps
  • Operates from 13 W up to 64 W per lamp
  • Instant-start electronic ballast for quick ignition
  • Rated for 277 V AC input voltage
  • Functions down to -22 °F minimum starting temperature

Electronic Ballast for Fluorescent Lamps

The Fulham WH3-277-L is an electronic ballast designed to operate one or two fluorescent lamps from a 277 V AC supply. It supports a wide range of bulb types including T5, T6, T8, T10, T12, T12U, BX, DBX and T5-Circuline configurations. The unit provides instant start operation without dimming capability.

Input Voltage and Dimming Constraints

This ballast requires a 277 V AC input and does not offer any dimming function, method or range. The minimum starting temperature is rated at -22 degrees F, allowing reliable ignition in cold environments. No dimming control interface is present on the device.

Supported Lamp Wattages and Limits

Compatible lamp wattages span from 12 W through 100 W, covering specific values such as 13 W, 17 W, 25 W, 32 W, 39 W, 42 W, 54 W, 55 W, 60 W, 75 W, 80 W, 85 W and 100 W. The ballast handles one or two lamps within this range but cannot operate loads outside the listed wattages or voltages.

Highlights

  • Supports one or two fluorescent lamps
  • Operates from 13 W up to 64 W per lamp
  • Instant-start electronic ballast for quick ignition
  • Rated for 277 V AC input voltage
  • Functions down to -22 °F minimum starting temperature

Specifications

BrandFULHAM
TypeTraffic & Parking Lot

Questions about this item

Which lamp wattages can this ballast drive?

It supports individual lamp wattages of 13 W, 14 W, 15 W, 17 W, 18 W, 19 W, 20 W, 25 W, 28 W, 30 W, 32 W, 34 W, 39 W, 40 W, 42 W, 44 W, 50 W, 54 W, 55 W, 60 W, 75 W, 80 W, 85 W and 100 W.

What does the 13-64 W rating mean in use?

The ballast is designed for a total connected load between 13 W and 64 W, so you can run one lamp up to 64 W or two lamps whose combined wattage stays within that range.

What input voltage and lamp types does the WH3-277-L accept?

It operates on 277 V AC and works with BX, DBX, T10, T12, T12U, T5, T5-Circuline, T6 and T8 fluorescent lamps.

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