Dometic FreshJet 5 Rooftop RV Air Conditioner 13500 BTU Black FJX5457MBKCS

Brand: Dometic
Product Line: FreshJet 5
Manufacturer Part Number: FJX5457MBKCS
Mounting Size: Fits 14 Inch x 14 Inch Rooftop Vent Openings
Cooling Capacity: 13500 BTU
System Type: Ducted or Non-Ducted
Cooling Type: Refrigerant Cooling
Function: Air Conditioner Only
Color: Black
Voltage Rating: 115 Volt
Compressor Draw: 12.7 Amp
Amp Rating: 16 Amp
Height: 10-1/2 Inch
Length: 40.39 Inch
Width: 29.21 Inch
Weight: 93 Pounds
Heat Pump: No
Condensate Pump: No
Remote Control: No
Zone Control Board: Not Included
Estimated Installation Time: 1.5 Hours
Condition: New

Features & Benefits

• Low-profile rooftop RV air conditioner design
• Direct replacement for Dometic Penguin II systems
• Built-in hard start for improved compressor startup performance
• Quieter operation for enhanced cabin comfort
• High-efficiency 13,500 BTU cooling performance
• Reinforced steel base for long-term durability
• Compatible with ducted and non-ducted RV systems
• Designed for universal replacement and RV upgrades
• Enhanced cooling longevity and operational reliability
• Compact profile allows greater roof clearance flexibility

Product Description

The Dometic FreshJet 5 Rooftop RV Air Conditioner delivers powerful and energy-efficient cooling performance in a low-profile rooftop design engineered as a direct replacement for Dometic Penguin II air conditioning systems. Featuring approximately 13,500 BTU of cooling capacity, this high-efficiency model provides dependable comfort for RV interiors while helping reduce overall power consumption.

Designed for both ducted and non-ducted applications, the FreshJet 5 includes a built-in hard start system that improves startup performance and helps maintain smoother compressor operation. Quieter cabin performance and a reinforced steel base make this rooftop air conditioner ideal for new RV builds, retrofit installations, and replacement applications.

Its low-profile construction provides improved roof clearance while maintaining compatibility with standard 14 Inch x 14 Inch rooftop vent openings.

Please note that ceiling assemblies and wall thermostat controls are sold separately for new installations.

Compatibility Notes

• Fits standard 14 Inch x 14 Inch rooftop vent openings
• Compatible with ducted and non-ducted RV systems
• Direct replacement for many Dometic Penguin II rooftop air conditioners
• Ceiling assembly and thermostat controls sold separately for new installations

Important Notes

• AC-only model — no heat pump included
• Zone control electronic board not included
• Remote control not included
• Condensate pump not included
• Professional installation recommended

Warranty

Limited 2 Year Warranty

Manufacturer model specifications and installation check

Exact model FJX5457MBKCS: Dometic identifies FJX5457MBKCS as the Black FreshJet 5 mechanical rooftop air conditioner with 13,500 BTU/h nominal cooling. The manufacturer's rated compressor current is 12.7A, with 3.6A rated fan current. The existing Penguin II replacement statements remain applicable as the manufacturer's family-level replacement guidance, but the controls and interior assembly must be matched separately.

Installation requirements: Dometic specifies a 115V AC, 60Hz single-phase supply and 20A time-delay circuit protection for this configuration. The nominal roof opening is 14.3 in. x 14.3 in. (plus or minus 0.1 in.); the documented maximum tilt for this model family is 8 degrees in any direction. Verify the actual roof framing, gasket, ceiling depth, mounting pattern, existing control board, thermostat and air-distribution or return-air assembly before ordering. The indoor assembly and controls are not part of this rooftop unit.