Mueller Model U Open Tank

Mueller Model U open type bulk milk cooler. Reliable and low-cost milk cooling for the dairy farmer. Reliable operation, even at high ambient temperatures. Suitable for 2 to 4 milkings. Simple operation and manual tank cleaning, very easy to service.


  • 2,000 liters milk cooling capacity
  • With two evaporators for maximum cooling efficiency and reliability
  • Inner and outer tanks are made of durable AISI 304 Stainless Steel
  • The lid is easy to open and has a filling hole of Ø 200 mm with inlet cover
  • Supplied with high-performance condensing unit

Specifications and Sizing

Model U-2000
Nominal Volume 1000 L
Gross Capacity 2090 L
Tank Length (A) 2,660 mm
Width (B) 1,565 mm

Height with closed cover (C)*

1,640 mm
Height with open cover (D) 2,230 mm
Tank weight (without condensing unit) 280 kg
Electrical Data (max connected load)  
Condensing unit in kW 5.7
Agitator motor in W 70
Specifications condensing units*  
Compressor Copeland
Cooling capacity (min) in kW 9.74
Compressor type Recip, tri-phase 400V** (sinlge phase 230V optional)
Length in mm 1,540
Height in mm 765
Width in mm 450
Weight of condensing unit in kg 120

*Based on two milkings and cooling performance exceeding requirements of ISO 5708-2BII.

**While single phase (230V) condensing unit is optionally available for this tank, we recommend tri-phase (400V). Single phase will require two scroll condensing units.


Finding the right equipment that fits within your budget can be daunting. At Paul Mueller Company, we understand your needs. That’s why we offer Leasing options that give you more flexibility.

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Our Dairy Farm Partners

We are proud to partner with these leaders in the dairy farming industry. From legacy farms that have thrived through multiple generations to solar cooling in Africa that is providing young children their first taste of cold milk, our equipment is impacting lives around the world.