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ASA Electronics ACM135 Advent Air 13,500 BTU Roof Top AC, White

  • Based on 302 reviews
Condition: New
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Availability: In Stock.
Fulfilled by Global Climate Alliance

Arrives Tuesday, Feb 24
Order within 8 hours and 51 minutes
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Features

  • 13,500 BTUs, 115 Volt AC power
  • Rigid, metal constructed base pan
  • Premium, thick, watertight vent opening gasket with six dense foam support pads
  • Three fan speeds Installs in standard 14.25" x 14.25" vent opening
  • Optional plug-in heat strip available

Description

Advent ACM135 Rooftop Air Conditioner, White; 13500 BTUs; Rigid, Metal Constructed Base Pan; Premium, Thick, Watertight Vent Opening Gasket with Six Dense Foam Support Pads This high quality 13,500 BTU Rooftop air-conditioning unit has been specifically engineered and designed from the ground up to withstand the challenges associated with the RV environment Key Features Rigid, metal constructed base pan Premium, thick, watertight vent opening gasket Six dense foam support pads Three fan speeds Installs in standard 14.25" x 14.25" vent opening Optional plug-in heat strip available Specifications A/C Energy Requirements: 13,500 BTUs Power Source: 115 Volt AC power Weight: 50 lbs

Brand: ASA Electronics


Capacity: 50 Pounds


Cooling Power: 13500 British Thermal Units


Special Feature: 3 Speed Fan


Product Dimensions: 25.6"D x 33.46"W x 15"H


Start year: 2017


Color: white standard.black available $20


Voltage: 115 Volts


Refrigerant: R 410A


Filter Type: washable


Manufacturer: ‎ASA Electronics


Brand: ‎ASA Electronics


Model: ‎Advent 13.5


Item Weight: ‎68.4 pounds


Product Dimensions: ‎33.46 x 25.6 x 15 inches


Item model number: ‎ACM135


Is Discontinued By Manufacturer: ‎No


Manufacturer Part Number: ‎ACM135


OEM Part Number: ‎Replaces Dometic Duo Therm Brisk Air 45915


Hollander Number: ‎AC135SP


Special Features: ‎3 Speed Fan


Amperage: ‎15 Amps


Voltage: ‎115 Volts


Wattage: ‎3000 watts


Capacity: ‎50 Pounds


Date First Available: March 25, 2013


Frequently asked questions

If you place your order now, the estimated arrival date for this product is: Tuesday, Feb 24

Yes, absolutely! You may return this product for a full refund within 30 days of receiving it.

To initiate a return, please visit our Returns Center.

View our full returns policy here.

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Leasing options through Acima may also be available during checkout.

Learn more about financing & leasing here.

Top Amazon Reviews


  • Great unit at a great price!
Bought one these back in April to keep my trailer and myself cool while we do Farmer Markets in the Arizona heat of summer. Even on those 115+ days it kept my trailer nice a cool. It is powered off of my 3500watt generator and ran all summer without a hitch, and when I say all summer I mean all summer! I turned it on in May and turned it off in October. Only time it was not running during that time frame was when I was towing the trailer from point A to point B. Highly recommend this unit it has been flawless for me. ... show more
Reviewed in the United States on November 10, 2025 by Amy Wenger

  • Great Product—Not a cheap Chinese knock-off
Some four years ago, we replaced a Dometic that lasted only three years with an Advent 15K. It has run smoothly, produces more cold air, and is quieter. So, when it can time to replace the bedroom 13.5K, we went with the Advent and it is working well. Except for the challenge of getting them on the roof, installation is very easy. Knock-off ... show more
Reviewed in the United States on July 15, 2025 by S. Crawford

  • Exact replacement for Dometic upper units.
This is an upper unit exact replacement for older Dometic units. It is plug-and-play with the lower control box. Just get it in place, plug in the plastic plug and the ice detector wire and it is connected. The four hold down bolts from below fit perfectly. Easy do-it yourself; but you need some help getting it on top of the RV. ... show more
Reviewed in the United States on July 13, 2025 by Sheldon D. Richardson

  • Only what
What is on top of the roof is the ONLY thing that is included. There is no ceiling assembly with controls at all. No instruction manual or wiring diagram (nor can I find one online). No mounting bracket to attach it. No divider to separate air going in and out. I removed the white cover to look for said items and had a hard time putting it back on due to it being crushed and bowed out. The box it came in and plastic cover showed zero damage so it may have came from factory like that. After hiring a HVAC guy to re-wire to use same plug as previous unit I learned that the motor is bad. He also failed to find wiring diagram online but were able to match colors. People in videos should mention the lack of ceiling assembly. Especially the one showing them installing. U could tell he used a switch other than found on a control board but he never mentioned it. ... show more
Reviewed in the United States on April 25, 2025 by SweetPotatoPie

  • Easy to install seems to work good!
The mounting screws were not long enough. Unit does cool very well good choice for the price.
Reviewed in the United States on July 26, 2024 by Leonardo Salcedo

  • Works for my camper
So far so good. Was recommended by rv repair person..I have a 26ft Cherokee. Cools the whole camper down.
Reviewed in the United States on November 3, 2025 by K. Struthers

  • 13500 btu Advent from ASA
Easy replacement, bought the travel trailer used and it had the same unit so it took longer to get the unit on top of the roof. Everything else was a plug and play. It was a simple install works great. It has a 2 yr warranty so I'm good.
Reviewed in the United States on August 25, 2025 by J Lott

  • Great Product
This worked great while we had the trailer.
Reviewed in the United States on January 10, 2026 by Vivian Mapp

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