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WHELEN T-14-28-57957 Strobe Light Power Supply Module T-14/28-57957 A490 14-28V

28-57957 Whelen T-14/28-57957 A490 14-28v Strobe Light Power Supply Module

( Brand: Whelen ), ( Manufacturer Part Number: T-14/28-57957 ), ( Part Type: Light Supply Module )

Review WHELEN T-14/28-57957 Strobe Light Power Supply Module

The Whelen T-14/28-57957 A490 14-28V Strobe Light Power Supply Module is a versatile and reliable power source designed specifically for use with Whelen strobe lights. This power supply provides 14 volts DC or 28 volts DC output, making it suitable for a wide range of Whelen strobe light models.

The T-14/28-57957 A490 Power Supply Module is engineered with heavy-duty components to ensure consistent power delivery and long-lasting performance. It features a robust aluminum housing that protects the internal components from harsh environmental conditions. The power supply is also sealed against water and dust, making it an excellent choice for use in emergency vehicles, construction equipment, and other heavy-duty applications.

The power supply module is designed to be easy to install and use. It features a simple wiring harness with clear color-coded labels, making it easy to connect the power supply to the strobe lights. The power supply also includes a built-in automatic voltage regulator that maintains a constant output voltage, ensuring that the strobe lights operate at their optimal performance level.

The T-14/28-57957 A490 Power Supply Module is also designed with safety in mind. It includes a reverse polarity protection feature that prevents damage to the power supply and the connected strobe lights if the wiring is installed incorrectly. It also includes a short circuit protection feature that shuts off the power supply if a short circuit occurs.

The power supply module is compact and lightweight, making it easy to install in a variety of applications. It measures just 6.5 inches long, 3.5 inches wide, and 1.75 inches high, and weighs only 2.7 pounds. Despite its small size, it is capable of delivering up to 15 amps of continuous power to the connected strobe lights.

In summary, the Whelen T-14/28-57957 A490 14-28V Strobe Light Power Supply Module is a versatile, reliable, and safe power source for Whelen strobe lights. Its heavy-duty construction, easy installation, and built-in safety features make it an excellent choice for use in a wide range of applications where bright and effective strobe lighting is essential.

The Whelen T-14/28-57957 A490 14-28V strobe light power supply module is a popular choice for emergency vehicles and other applications where high-intensity lighting is required. Here are some pros and cons of buying this power supply module:

Pros:

1. High Power Output: This power supply module can deliver up to 490 watts of power, making it suitable for powering multiple high-intensity strobe lights and other accessories.

2. Versatile Input Voltage: The power supply module can accept a wide range of input voltages, from 12V to 28V DC. This makes it a good choice for vehicles that use different voltage systems.

3. Compact Design: The power supply module has a compact design, measuring only 10 inches long and 3 inches wide. This makes it easy to install in most vehicles.

4. Durable Construction: The power supply module is built to withstand harsh environments, with a powder-coated aluminum housing and sealed connectors.

5. Built-in Overload Protection: The power supply module has built-in overload protection, which prevents it from drawing too much power from the vehicle's electrical system.

Cons:

1. Expensive: The Whelen T-14/28-57957 A490 14-28V strobe light power supply module is more expensive than some other options on the market.

2. Complex Wiring: Installing this power supply module requires a fair amount of wiring knowledge and experience. If you're not comfortable with wiring, it may be a good idea to hire a professional installer.

3. Heavy: At over 10 pounds, this power supply module is heavier than some other options on the market. This can make it more difficult to install in certain vehicles.

In conclusion, the Whelen T-14/28-57957 A490 14-28V strobe light power supply module is a high-performance, versatile, and durable option for powering emergency vehicle lighting and other accessories. However, it comes with a higher price tag and requires some wiring knowledge for installation. If you're looking for a powerful and reliable power supply module for your emergency vehicle, this may be a good investment. However, if you're on a tighter budget or are not confident in your wiring abilities, there may be other options that better suit your needs. Ultimately, the decision to buy this power supply module depends on your specific requirements and budget.

Details:

Never been installed. 400 each New old stock.

part #: t142857957 prices

  • $225.00-$364.00

specifications aviationpar:

  • brand: Whelen
  • mpn: T-14/28-57957
  • part type: Light Supply Module

returns aviationpar:

  • policy: No Returns

payments aviationpar:

  • wallet: Paypal
  • credit card: Visa
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general aviationpar:

  • condition: New other see details
  • Parts Accessories > Aviation Parts Accessories > Parts

offer aviationpar:

  • availability: In Stock
  • sold: 0
  • best offers: True
  • options: Ship-to-home
  • quantity: 2
  • started: March 9, 2026

shipping aviationpar:

  • class: Standard
  • transit: 4-10 Days
  • cost: $15.00
  • type: Fixed
  • carrier: USPS
  • service: USPS Ground Advantage

seller aviationpar:

  • # reviews: 106
  • rating: 100.0%
  • city: Independence, Missouri
part type: light supply module,
category: auto parts > aviation parts accessories > parts, sku: 21065093492091782,
Whelen T-14-28-57957 Is Similar To:
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5 offers $225.00–$364.00 USD
  • Used. Offer #1 priced at $364.00 + $15.00 shipping estimate = $379.00* total. Can't find what you're looking for?. Manufacturer: Whelen.+$15.00 shipping
  • New other (see details). Offer #2 priced at $225.00 + $32.70 shipping estimate = $257.70* total. Perfect for those in need of a dependable power source for their Whelen strobe lights. The NEW OLD STOCK IN ORIGINAL FACTORY CARTON Whelen Strobe Light Power Supply is a high-quality power supply unit designed specifically for Whelen strobe lights.+$32.70 shipping
  • Used. Offer #3 priced at $226.00 + $15.45 shipping estimate = $241.45* total. +$15.45 shipping
  • For parts or not working. Offer #4 priced at $57.00 + $15.45 shipping estimate = $72.45* total. +$15.45 shipping
  • Remanufactured. Offer #5 priced at $198.66 + $14.75 shipping estimate = $213.41* total. A TS-DF-14 to 28 Whelen Strobe Light Power Supply.+$14.75 shipping

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