Do you want to make your existing ordinary lighting fixtures containing T8 and T5 LED tubes into emergency lighting fixtures? If yes, retrofit emergency LED tube perfectly suits your need.
Built for T8 and T5 LED tube light retrofit, this emergency LED tube can replace T5/T8 tube and make the ordinary lighting fixture able to work in the emergency mode when there is a disruption in main power supply. There is no need of special wiring for this conversion.

  • It can replace T5/T8 tube in all kinds of existing LED T8/T5 lighting fixtures and add in the Emergency function. When Ac mains power on, it works as normal lighting,
    When the main power goes off, it can light up automatically and used as an emergency lamp.

    It suits for any public place, the staircase, the corridor, the office, and the factory, etc. for indoor using.


  • LED retrofit tube in both normal and emergency lighting.
  • Energy Saving up to 80%.
  • Convenience Maintenance and less wiring.
  • Low maintenance and replacement costs.
  • Be reused the existing T8/T5 fixture for environment-friendly.
  • Recycle and smaller size of Lithium battery in use.
  • Warranty 3 years.
  • Like ordinary emergency lamps, it can be switched on and off normally and can switch to emergency mode once the power is a failure.
  • No need for special wiring for the emergency tubes. Any normal LED tube can be retrofit to emergency function and switch on/off freely.

Product Specifications

  • Model #
  • Driver type:
  • Supported lamp types:
  • Output Emergency Power:
  • Input voltage:
  • Output voltage
  • Charge current (ma):
  • Dimmable:
  • Illumination time (hours):
  • Recharge time (hours):
  • Mode switch time :
  • Self-test ability:
  • Weight (g/pcs):
  • Dimensions (mm):
  • Application Lighting Power Range:
  • Warranty (years):
  • Ambient temperature (℃):
  • Operating temperature (℃):
  • Surge protection:
  • Battery type:
  • Battery dimension (mm):
  • Ip rating w/o casing:
  • Ip rating w casing:
  • Led indicator:
  • Encasing Dimension:
  • MT21W
  • Emergency LED Tube
  • T8 and T5
  • 6W
  • 85 ~ 265V AC, 50HZ/60HZ
  • Yes
  • 1.5~5 hours
  • 6 hours
  • No
  • 500
  • 1212
  • 3 years
  • -20 to 55℃
  • -20ºC to 40ºC
  • Lipolymer, 7.4V 3600mAh
  • IP20
  • Red when charging & Green when full charged
  • 1250×215×235
  • Model #: MT21W
  • Driver type: Emergency LED Tube
  • Supported lamp types: T8 and T5
  • Output power (watt): 6W
  • Input voltage: 85 ~ 265V AC, 50HZ/60HZ
  • Output voltage:
  • Charge current (ma):
  • Dimmable: Yes
  • Illumination time (hours): 1.5~5 hours
  • Recharge time (hours): 6 hours
  • Mode switch time :
  • Self-test ability: No
  • Weight (g/pcs): 500
  • Dimensions (mm): 1212
  • Warranty (years): 3 years
  • Ambient temperature (℃): -20 to 55℃
  • Operating temperature (℃): -20ºC to 40ºC
  • Surge protection:
  • Battery type: Lipolymer, 7.4V 3600mAh
  • Battery dimension (mm):
  • Ip rating w/o casing: IP20
  • Ip rating w casing:
  • Led indicator: Red when charging & Green when full charged
  • Encasing Dimension: 1250×215×235


Why Retrofit Emergency LED Tube?

Introducing our 21W Retrofit Emergency LED Tube, the perfect solution to enhance your lighting system with energy efficiency and emergency backup capabilities. With this innovative LED tube, you can transform your existing fluorescent fixtures into efficient and reliable emergency lighting sources.

Designed to provide outstanding illumination, our 21W Retrofit Emergency LED Tube offers excellent brightness and color rendering for enhanced visibility. Whether it’s for commercial spaces, offices, or residential applications, this LED tube delivers superior lighting performance while reducing energy consumption.

In the event of a power outage or emergency situation, our Retrofit Emergency LED Tube seamlessly switches to emergency mode, providing crucial lighting to guide occupants safely to exits or designated evacuation areas. With its built-in battery backup, you can have peace of mind knowing that your emergency lighting needs are covered.

Installation is a breeze with our Retrofit Emergency LED Tube, as it is designed to be compatible with most standard fluorescent fixtures. Simply replace your existing fluorescent tube with our Retrofit LED Tube, and experience the benefits of energy-efficient lighting combined with reliable emergency backup.

At Sanforce, we prioritize safety and quality. Our 21W Retrofit Emergency LED Tube is certified to meet industry standards, ensuring reliable performance and peace of mind. With its long lifespan and low maintenance requirements, you can enjoy years of efficient and dependable lighting. Upgrade your lighting system today with our 21W Retrofit Emergency LED Tube and experience the benefits of energy efficiency, reliability, and enhanced safety.

No Minimum Requirement (MoQs).

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