OVERVIEW

No Practical Way to Vent Hot Air? This Water-Cooled 12000 BTU Portable Air Conditioner Solves Spot Cooling for Interior and High-Demand Spaces

Some spaces are hard to cool. Not uncomfortable-hard—logistically hard. Interior rooms with no windows. Imaging suites where ducting isn’t allowed. Server closets buried in the middle of a building. That’s where a commercial portable air conditioner like the Koldwave Model 6WC12 earns its place.

This unit delivers 12,000 BTU of focused cooling without the usual complications. Instead of dumping hot condenser air back into the space or forcing you to route ducting through ceilings and walls, it rejects heat through a water connection. No exhaust hose. No pressure imbalance. The room stays sealed and behaves the way it’s supposed to.

In healthcare settings, that matters more than people realize. Air movement affects infection control, room pressurization, and patient comfort all at once. Because the Model 6WC12 continuously recirculates room air and doesn’t exhaust it, isolation rooms and procedure areas maintain their intended pressure relationships. There’s no risk of pulling contaminants into ceilings or adjacent spaces. On top of that, the unit runs quietly enough for patient rooms, recovery areas, and nurse stations—places where background noise actually counts.

In IT environments, the problem usually shows up as heat spikes. A new rack goes in. Loads increase. The building system switches to heating while the servers keep producing heat. This is where a water-cooled design shines. The Model 6WC12 provides targeted cooling right where it’s needed, without overcooling the entire room or stressing electrical capacity. Water handles heat efficiently, so performance stays steady even when ambient temperatures rise. As an industrial portable air conditioner, it’s a practical way to protect equipment and uptime without permanent infrastructure changes.

Warehouses and industrial spaces face a different set of constraints—high ambient temperatures, dust, and limited options for venting hot air. Because this unit doesn’t exhaust air, it avoids creating negative pressure that can pull debris into clean or controlled areas. It performs well near heat-producing equipment and in interior zones where running long ductwork simply isn’t realistic. If there’s a nearby water source and drain, setup is quick and non-invasive.

What ties all of this together is reliability. The Koldwave Model 6WC12 is built for continuous, 24/7 operation in demanding environments. It’s compact, easy to position, and flexible enough to move between rooms as needs change. No drama. No workarounds. Just steady cooling in places where traditional portable units don’t make sense—and often can’t work at all.

SPECIFICATIONS

FEATURES

• Water-Cooled Design for Duct-Free Operation
  Rejects heat through a water connection instead of exhausting hot air into the room, making it ideal for interior spaces, sealed rooms, and areas where ducting isn’t possible or allowed.

• 12,000 BTU (1-Ton) Targeted Cooling Capacity
  Delivers focused spot or small-room cooling for areas up to roughly 375 sq ft, perfect for equipment rooms, imaging suites, server closets, and workstations with high heat loads.

• Maintains Room Pressure and Air Containment
  Recirculates room air without exhausting it, helping preserve negative, positive, or neutral pressure environments—critical for healthcare, clean spaces, and controlled IT areas.

• Quiet, Low-Amp Operation on Standard 115V Power
  Draws just 7.53 amps with no condenser fan, reducing noise and electrical strain—well suited for patient areas, offices, and locations with limited available power.

• High-Efficiency Plate Heat Exchanger with R-410A Refrigerant
  Uses water as an efficient heat sink to maintain cooling performance even in hot ambient conditions where air-cooled portables often lose capacity.

• Built-In Condensate Pump and Automatic Water Regulation
  Internal condensate pump and automatic water regulating valve simplify operation and protect the system, supporting continuous 24/7 use without constant monitoring.

• Flexible Air Delivery for Spot or Room Cooling
  Features a 2-speed direct-drive evaporator blower and four-way adjustable discharge grills, allowing you to direct airflow exactly where cooling is needed.

• Commercial-Duty Construction with Easy Mobility
  Internally insulated cabinet, rotary compressor, self-diagnostic controls, and heavy-duty removable casters provide durability and make it easy to reposition as cooling needs change.

DOCUMENTS

Owner's Manual:
Koldwave 6WC12