Memmert HPP260eco, Laboratory and Industrial Constant Climate Chamber, 256L

The Memmert HPP260eco Constant Climate Chamber (256 L) is a highly efficient, precision-engineered environmental chamber designed for laboratory and industrial applications. Using innovative Peltier technology, it provides reliable, quiet and energy-saving temperature and humidity control for long-term stability tests, environmental simulations, and material conditioning.

This model offers exceptional uniformity and accuracy, intuitive operation through TwinDISPLAY touchscreen controls, and integrated data logging via USB and Ethernet. Its durable stainless-steel design ensures long service life and easy maintenance — perfect for regulated environments such as pharmaceutical, cosmetic, and food testing laboratories.

Key Highlights:

• Temperature range: 0 °C to +70 °C (without humidity) / +5 °C to +70 °C (with humidity)

• Humidity range: 10 % to 90 % RH

• Energy-efficient Peltier system for heating and cooling

• TwinDISPLAY ControlCOCKPIT with intuitive operation and built-in data logging

• AutoSAFETY system for over/under-temperature protection and alarm monitoring

• Ideal for ICH Q1A stability testing, climate simulation, and long-term material storage

Model: HPP260eco
Manufacturer: Memmert
Chamber Volume: 256 L

Temperature Control

• Setting range (with humidity): +5 °C to +70 °C

• Setting range (without humidity): 0 °C to +70 °C

• Temperature uniformity: ±0.1 °C

• Temperature resolution: 0.1 °C

• Sensors: 2 × Pt100 DIN Class A (4-wire, redundant monitoring)

• Heating/Cooling technology: Energy-saving Peltier system

• Ambient operating range: +16 °C to +40 °C

Humidity Control

• Setting range: 10 % – 90 % RH

• Accuracy: ±0.5 % RH

• Humidification: Hot steam generator

• Dehumidification: Cold trap via Peltier technology

• Water supply: External tank with self-priming pump

Control System

• Controller: TwinDISPLAY ControlCOCKPIT with dual TFT colour screens

• Parameters adjustable: Temperature, humidity, programme time, time zones

• Timer: 1 minute to 99 days

• SetpointWAIT function ensures chamber stability before timing begins

• Calibration: Three adjustable values for temperature and humidity

Data & Communication

• Interfaces: Ethernet (LAN) and USB

• Data storage: Automatic backup during power interruptions

• Software: AtmoCONTROL for programming, monitoring, and analysis

Safety Features

• Over/Under-temperature protection: TWW/TWB system

• AutoSAFETY system dynamically adjusts tolerance limits

• Alarms: Visual and acoustic

• Built-in autodiagnostic system

Construction

• Interior: Stainless steel (1.4301 / ASTM 304)

• Exterior: Textured stainless steel housing, zinc-plated rear panel

• Door: Fully insulated stainless-steel door with glass inner door

• Chamber volume: 256 L

• Interior dimensions (W×H×D): 640 × 800 × 500 mm

• Exterior dimensions (W×H×D): 824 × 1183 × 655 mm

• Maximum load (total): 200 kg

• Maximum load per shelf: 20 kg

• Maximum number of shelves: 9

Electrical Data

• Voltage: 230 V / 50–60 Hz (approx. 420 W power consumption)

• Optional: 115 V version available

Standard Equipment

• 2 × stainless-steel shelves (electropolished)

• Water tank and connection hose

• Entry port Ø 18 mm with silicone plug

• Calibration certificate (+25 °C/60 % RH and +40 °C/75 % RH)

Applications

• Pharmaceutical stability testing (ICH Q1A-compliant)

• Environmental simulation and stress testing

• Material conditioning and long-term stability studies

• Storage testing for cosmetics, food, and chemicals