Blood Bank Refrigerators
Blood Plasma Freezers
Blood Plasma Blast Freezers
Chest Freezers
Ultra Deep Chest Freezers
Ultra Deep Freezers
Refrigerating Cold Rooms
Freezing Cold Rooms

Ultra Deep Freezers


Thalheimer ultra-deep freezers TTS excel by outstanding reliability, efficiency and safety. The ultra-deep freezers were designed to meet the needs of hospitals and medical laboratories and keep a constant interior temperature - 85° C even at ambient temperature of +30⁰ C. The ultra-deep freezers are perfectly suited for long time storage of serums, viruses, vaccines, bones, tissues and specimens. The ultra-deep freezers can be manufactured in different sizes according to our standards or customer’s needs.

Preservation temperature:

–50°C to -86°C (tolerance ±1,5°C)

Ambient temperature:

+10° C to + 30° C

Exterior material:

Powder-coated sheet steel white or stainless steel

Interior material:

Stainless steel 1.4301 (AISI 304)


150 mm polyurethane CFC-free,
heat transfer coefficient 0,13 W/m2 K


Hermetically locked with rugged bayonet catch and a key,


with extra interior door

Cooling machine:

Hermetically sealed, air-cooled, vibration-free, with 2 stages cascade mechanism, refrigerating agent CFC-free at 1st stage R507, at 2nd stage R23

Temperature control:

Digital micro-processor based temperature control


Optical and acoustic, additional terminal allows connecting to a remote control alarm system


230V 50Hz 1ph. Other voltage on request


Exterior stainless steel, moveable with 4 castors, temperature recorder

Standard Volumes:

50 l, 100 l, 300 l, 500 l, 800 l

Ultra-deep freezers TTS keep constant temperature -85° C at ambient temperature up to + 30° C.
Exterior material is sheet steel coated with white color, while interior material is stainless steel, but it is possible to use stainless steel as an exterior material.
Polyurethane foam with very low heat transfer coefficient 0,130 W/m2 K is used as insulation.
Our ultra-deep freezers are equipped with
-digital temperature display,
-microprocessor temperature controller,
-integrated temperature and blackout alarms which can be connected to remote alarm control system and
-other features
which make the use of the ultra-deep freezer convenient and efficient.
Our ultra-deep freezers have the lowest noise level, are easy to clean and better meet hygienic requirements.
The ultra-deep freezers can be manufactured in any size – from 35 l up to 700 l interior volume.
Our ability to satisfy any wish of our customers regarding colours, size, and surface materials of the ultra-deep freezer indicates our strength in particular.
We do not produce mass-products – we find answers.