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243 Stafford St.

Worcester, MA 01603

Tel. 1 (888) 455-2800

Fax 1.508.363.2900

www.bulbs.com

The Business Lighting Experts

Keystone T5HO Electronic Ballast, 120-277V For (2) F54T5HO Lamps

SKU: KTEB-254HO-UV-PS | Ordering Code: KTEB-254HO-UV-PS

$37.99each
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Product Highlights

  • Ignites up to two T5/4-Pin lamps
Description

Keystone T5HO Electronic Ballast, 120-277V For (2) F54T5HO Lamps

 

Ignites the following lamp combinations:

  • 1 or 2  F54T5HO
  • 1 or 2 F54T5HO/ES (49W)
  • 1 or 2 FT55W/2G11
  • 1 or 2 FT50W/2G11
  • 1 or 2 FT36W/2G11
  • 1 or 2 F58T8
  • UL, cUL Listed Class P, Type 1 Outdoor
  • Lamp End-of-Life Protected

 

Product Documents

Full Specs

Brand

Keystone

Input Volts

120-277
Output Voltage
A measure of electrical potential, expressed in volts. Voltage "force" is the measurement of pressure that pushes electrical current through a conductor.
300

Input Watts

42-117

Number of Lamps

1/2
Ballast Factor
The percentage of a lamp's rated lumen output that can be expected when operated on a specific commercially available ballast. For example, a ballast with a ballast factor of 0.93 will result in the lamps emitting 93% of their rated lumen output. A ballast with a lower ballast factor results in less light output and also generally consumes less power.
85-110
Length (in)
Also referred to as "Maximum Overall Length" (MOL). For light bulbs, it measures the length of a light bulb, from the top of the bulb to the bottom of the base or pins and is typically expressed in inches. For light fixtures and ballasts, it applies to the total horizontal length of the item.
9.5
Width (in)
For fixtures and ballasts, width is the measurement of the total horizontal distance from left to right of the product in inches.
1.7
Height (in)
For ballasts and fixtures, height is the measurement of total vertical distance from the top of the product to the bottom expressed in inches.
1.18

Power Factor

90

Lamps by Wattage

1x36W, 1x49W, 1x50W, 1x54W, 1x55W, 1x58W, 2x36W, 2x49W, 2x50W, 2x54W, 2x55W, 2x58W

Warranty

5 years liited
Ballast Lamp Type
The type of bulb the ballast can fire.
T5/4-Pin
Start Type
For Ballasts, indicates the method the ballast uses to start its bulbs. HID ballasts can be Probe or Pulse start. Fluorescent ballasts can be Rapid, Instant or Programmed start. For HID and Fluorescent bulbs, indicates the start-type of ballast that the bulb will work with.
Program