Overview
The ZLA-05 is a 400 NL/min thermoelectric compressed air dryer for point-of-use moisture control in industrial equipment, automation systems and higher-flow OEM machinery. Its solid-state cooling design contains no refrigerant circuit and supports compact installation where a conventional plant-room dryer would be oversized.
Model Comparison
Swipe across the table to compare models.
| Model | ZLA-02 | ZLA-03 | ZLA-05 |
|---|---|---|---|
| Flow Rate | 120 NL/min | 200 NL/min | 400 NL/min |
| Power | 210 W | 260 W | 590 W |
| Voltage | 220V | 220V (110V optional) | 220V (110V optional) |
| Working Pressure | ≤8 bar | 4–8 bar | 4–8 bar |
| Connection Size | G1/4″ | G1/4″ | G1/2″ |
| Dimensions | 290×140×260 mm | 250×200×250 mm | 287×225×398 mm |
| Weights | 6 kg | 7.8 kg | 14.9 kg |
Technical Specifications
| Parameter | Value |
|---|---|
| Model | ZLA-05 |
| Voltage | 220V AC |
| Current | 3.8 A |
| Power | 590 W |
| Flow Rate | 400 NL/min |
| Dew Point | ≤10°C |
| Working Pressure | 4-8 Bar |
| Inlet Connection | G1/2″ |
| Outlet Connection | G1/2″ |
| Max Inlet Temperature | ≤35°C |
| Ambient Temperature | Room Temperature |
| Cooling Temperature | 0–10°C (Adjustable) |
| Drain Type | Solenoid Valve Drain |
| Drain Tube Diameter | Φ6 mm |
| Dimensions | 287 × 225 × 398 mm |
Dimensions & Installation

Key Components
1. Display Panel
Displays and allows adjustment of the solenoid drain valve operation time and cooling chamber temperature.
2. Cooling Fan
Dissipates heat from the condenser to ensure stable operation.
3. Main Power Switch
Controls the overall power supply of the unit.
4. Power Input
AC 220V / 5A power supply connection.
5. Solenoid Valve
Outlet for condensate discharge.
6. Air Inlet
Compressed air inlet connection.
7. Air Outlet
Dry air outlet connection.
Installation Requirements
Proper installation is essential to ensure optimal performance and long-term reliability of the refrigerated air dryer.
– Install the unit in a well-ventilated area with at least 100 mm clearance on both sides.
– Keep the dryer away from heat sources and ensure sufficient airflow around the condenser.
– Place the unit on a stable and level surface.
– Ensure the inlet air temperature does not exceed 35–40°C for optimal performance.
– Connect to a 220V AC power supply and ensure proper grounding.
– Check all air connections for leaks before operation.
– The system typically reaches stable dew point after approximately 15–20 minutes of operation.
Applications
This refrigerated air dryer is suitable for a wide range of compressed air systems, including:
– Laboratory air supply systems
– Automation and control equipment
– Small workshop compressed air setups
– Instrument air systems
– Light industrial applications
Typical compressed air system configuration
Air Compressor → Pre-filter → Refrigerated Air Dryer (our product) → Fine Filter → End Application

For applications requiring ultra-low dew point (≤ -40°C), a desiccant air dryer can be added downstream to achieve higher air quality.
Project support
CE certified. Used by universities and industrial clients. OEM / ODM customization available.
Need Bulk Pricing or Custom Solutions?
For larger orders, custom requirements, or project-based applications, please contact our team for a tailored quotation and technical support.
Frequently Asked Questions
Is the ZLA-05 refrigerant-free?
Yes. It uses solid-state thermoelectric cooling rather than a refrigeration compressor and refrigerant circuit.
What is the rated flow of the ZLA-05?
The rated flow is 400 NL/min, making it the highest-flow model in the compact ZLA range.
What applications suit the ZLA-05?
When should I choose a desiccant dryer?
Choose a heatless desiccant dryer when the required pressure dew point is around -40°C.





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