Julabo® DYNEO™ DD-310F Refrigerated Circulators, 100-230V/50-60Hz

The Julabo® DYNEO DD‑310F is a high-precision refrigerated and heating circulator engineered for rigorous lab and industrial applications. With a working range from –30 °C to +200 °C and ±0.01 °C temperature stability, it's suited for both internal bath use and external circulation setups. Available in R449A or R290 refrigerant options, typically paired with a 1 kW or 2 kW heater depending on configuration.

Key Features 

• Temperature range: –30 °C to +200 °C
• Stability: ±0.01 °C (internal), < ±0.1 °C (external)
• Cooling capacity: ~300 W @ 20 °C
• Heating power: Up to 2 kW
• Pump flow: 8–27 L/min; pressure: 0.1–0.7 bar
• Bath volume: 3–4 L (stainless steel)
• Display: 3.5" color TFT with rotary control
• Connectivity: USB-A/B, optional RS-232 & analog I/O
• External Pt100 sensor input for precise temp control
• Safety: Over-temp protection, low liquid alert, Class III (FL)
• Extras: Built-in drain, removable vent grid, bath lid included

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