The OWP-BL43-440C Electric Coolant Pump is a high-performance, reliable solution engineered specifically for glycol circulation systems in industrial refrigeration equipment. Equipped with advanced BLDC motor technology and magnetic drive design, this pump delivers exceptional efficiency, precise flow control, and robust protection features to meet the demanding requirements of industrial cooling applications. Whether used in chillers, cold storage systems, or heat exchangers, it ensures stable glycol circulation even in extreme temperature environments.
| Parameter | Details |
|---|---|
| Product Name | Electric Coolant Pump |
| Model Number | OWP-BL43-440C |
| Power Input | 24VDC (18-32VDC) |
| Rated Power | 400W |
| Rated Flow Rate | 3000L/H @ H=20M |
| Maximum Flow Rate | 4600L/H |
| Maximum Lift Head | 23M |
| Working/Medium Liquid Temperature | -40℃ to +85℃ (-40°F to +185°F) |
| Working Ambient Temperature | -40℃ to +120℃ (-40°F to +248°F), Humidity ≤90% |
| IP Rating | IP68 |
| Noise Level | ≤60dB |
| Speed Regulation | PWM Speed Regulation |
| Flow Control | Constant Flow Controlling |
| Outlet Shape | Clamp Quick-Connect Fitting |
| System Pressure | -0.5-2.5 Bar (at 100℃/212°F) |
| Service Life | >20000 Hours |
| Core Protection Features | Reverse polarity protection, dry running protection, over voltage/current protection, overload/over temperature protection |
| Pump Type | Single-stage Centrifugal Pump with Magnetic Force Transmission (Shield Pump Structure) |
| Drive System | High-efficiency BLDC Motor; Nylon Plastic Capsulated Magnet Driving Electromagnet |
Designed with professional electromagnetic theory verification and hydraulic simulation software optimization, the pump’s motor achieves 3-5% higher efficiency than industry counterparts. Its impeller and volute are precisely matched to maximize hydraulic efficiency, ensuring optimal glycol circulation with minimal energy consumption.
Features constant flow control and PWM speed regulation, allowing users to adjust flow rates according to real-time cooling demands. This flexibility makes it ideal for industrial refrigeration systems where glycol temperature and flow stability are critical.
Integrated reverse polarity protection, dry running protection, and multi-layer overload/over voltage/over temperature/over current protection ensure the pump operates safely in harsh industrial environments. The IP68 waterproof rating enables reliable performance even in damp or dusty conditions.
Adopting magnetic force transmission (shield pump structure) and a high-quality BLDC motor, the pump eliminates mechanical wear points, reducing maintenance needs and extending service life to over 20,000 hours. The nylon plastic capsulated magnet enhances corrosion resistance, perfectly suited for glycol-based coolants.
The OWP-BL43-440C Electric Coolant Pump is specifically tailored for glycol circulation systems in industrial refrigeration, delivering consistent performance in scenarios such as:
With its robust construction, energy-saving performance, and industry-specific design, the OWP-BL43-440C is the preferred choice for reliable glycol circulation in industrial refrigeration applications.


