Mann Manufacturing

4ft 14W Emergency LED Tube - Type B

Close-up of a 4ft Emergency LED Tube 14W Type B with push-button and switch for emergency mode control
Empty subway platform illuminated by long linear LED tube lighting along ceiling edge at night
4ft Emergency LED Tube 14W Type B with push-button and switch for backup lighting in power outages
4ft Emergency LED Tube 14W Type B with backup battery for lighting during power outages and energy-efficient operation
Mann Manufacturing

4ft 14W Emergency LED Tube - Type B

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SKU: 4EMT8M14W50F
Sale price$79.15 ea 
$1,978.75 per box
Regular price

Turn your existing 4ft fluorescent fixtures into code-compliant emergency lighting — easily.

  • Bypass the ballast and drop in these 14W LED tubes — they switch to 90-min emergency backup.
  • Replace 32W fluorescents and cut energy use by 56%+ — saving roughly $11 per tube annually.
  • ETL-listed with push-button test function and storage switch — backed by a 5-year warranty.
Sold in boxes of 25
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Turn your existing 4ft fluorescent fixtures into code-compliant emergency lighting — easily.

  • Bypass the ballast and drop in these 14W LED tubes — they switch to 90-min emergency backup.
  • Replace 32W fluorescents and cut energy use by 56%+ — saving roughly $11 per tube annually.
  • ETL-listed with push-button test function and storage switch — backed by a 5-year warranty.

Specs

Wattage(s) 14W
Replaces Wattage(s) 32W
Light Output 1,800 lumens regular, 1,050/500 lumens emergency
Luminous Efficacy (lm/W) 129 lm/W
Average Lamp Life 50,000 hours
Color Temperature(s) 5000K
CRI (Color Accuracy) 83
Bulb Shape T8
Base Type G13 (Medium Bi-Pin)
Lens Cover Frosted
Installation Ballast bypass requiring non-shunted tombstones on both sides. Wall switch side is Type B single- end power while the emergency end of the tube requires constant power.
Working Environment Indoor
Input Voltage 120~277VAC
Temperature Rating 68°F - 103°F
Housing Material Aluminum with polycarbonate lens
Certification ETL
Warranty 5 Years
Additional Specifications Emergency battery - 24 hour charge time, 90 minute operating time

Details

Regular & Emergency Lighting All-in-One

Add backup lighting without adding new fixtures: Simply replace old tube lights in your existing fluorescent fixtures with these 4ft LED tubes that have emergency backup operation.

  • Have ordinary lighting until a power outage occurs.
  • Emergency mode provides 90 minutes of illumination.
  • The battery backup charges while in ordinary operation.

Pay Lower Energy Costs, Enjoy Long Lamp-Life, and Stay Safe

  • Get 56%+ in Savings: Replace 32W fluorescent tubes with this 14W alternative.
  • Experience fewer lamp replacements: 50,000-hour average lifespan.
  • Use in open or closed fixtures: Bypass the ballast in your fixture to install.
  • Light when it is needed most: Ensure employees and customers can navigate to exits.

For periodic testing, there is a push-button. A switch allows the emergency function to be turned off, such as when the lamp is in transit or storage, to preserve battery life.

Layout & Planning

Request a Custom Layout

Complex or unique space? Get a custom layout plan from our lighting experts.

Guides

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