B-Cool 12000RM-RV – 24 Volt DC Air Conditioner (11,935 BTU)


  • Energy efficient 24 volt DC (battery powered) alternative to traditional, 120 volt AC rooftop air conditioner units
  • Designed to be installed into a “standard”, 14″ x 14″ roof opening with no modifications
  • Only uses 20-40 amps when running (24 volt DC)
  • Enables using AC off grid from your camper van batteries for longer periods of time
  • 11,935 BTU cooling capacity with 6 fan speeds
  • Eco, strong, sleep and fan-only modes
  • Control with interior panel or included remote control
  • Two year warranty
  • FREE truck freight shipping to the lower 48 states. We can ship to Alaska and Hawaii but you’ll have to contact us for the shipping costs which are NOT calculated at checkout to those two states.
  • Orders typically ship out within 5-7 days. 
  • We can arrange shipping of this product to Canada but you cannot purchase through our shopping cart. Please contact us to purchase if you're a Canadian customer.
SKU: B-Cool 12000RM-RV-24V Category:
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B-Cool’s 12,000 model is relatively new to the market and is a great option for those looking for 24-volt, battery-powered and energy efficient rooftop air conditioner! This model features 6x fan speeds, eco and strong cooling as a fan-only mode. Another great feature is that it’s designed to be installed into a “standard” 14″ x 14″ roof opening.

Not sure which unit is best for your rig? Check out our comparison spreadsheet to see many of the most important data points across the various units at a glance. We’ll be continually adding to this reference over time and expanding it with as much “real world” testing as we can!

Cooling Capacity: 11,935 BTU

Quiet operation: rated between 28 dBa.

Power consumption: ranges between 20 – 40 amps at 24 volts DC depending on conditions.

Net Weight:  77 lbs

Exterior rooftop unit: 32.48″L x 39.37″W x 6.69″H
Interior unit: 19.52″L x 13″W x 4.72″H

Interior Height/Depth Notes:

The main air diffuser (Styrofoam part) is 2.8 inches alone. With the additional air diffuser parts (2 Styrofoam diffuser spacers and 2 foam rubber gasket pads) the total height of the internal air diffuser system comes out to be 4.72 inches. The decorative plate / grille at the bottom adds an additional 2 inches to the full set up. This means, The shortest set up with NO additional air diffuser spacers will be about 4.8 Inches from the base of the A/C. The longest set up with all the air diffusers and spacers will be 6.72 inches from the base of the A/C.

Roof hole/cut out size: 14″ x 14″

Refrigerant: R-134a

PDF Manual

PDF Installation Guide

Installation Video

Dimensional Drawing of Baseplate

Additional information

Weight 1280 oz
Dimensions 40 × 40 × 30 in