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MEAN WELL Industrial Switching Power Supply 48V DC, 321.6W, Chassis Mount, HEP-320-48A
Specifications
| Country of Origin | India |
|---|---|
| Brand | MEAN WELL |
| Power | 321.6W |
| Efficiency | 94.5% |
| Length | 252mm |
| Model | HEP-320-48A |
| Depth | 43.8mm |
| Gross Weight | 1.9kg |
| Width | 90mm |
| Mount Type | Chassis |
| Series | HEP-320 |
| Maximum Operating Temperature | 70°C |
| Minimum Operating Temperature | -55°C |
| Number of outputs | 1 |
| Maximum Input Voltage | 431, 305V dc |
| Standards/Approvals | TUV BS ENEN 6681, UL 6681, EAC TP TC 004, ASNZS 668.1 |
| Maximum Output Voltage | 48V dc |
| SMPS Output Current | 6.7A |
| Minimum Input Voltage | 90V ac |
Key Features
- Provides up to 48V DC output voltage with a rated power of 321.6W.
- Industrial-grade design with aluminium casing for durability in extreme environments.
- Wide operating temperature range from -55°C to 70°C for reliability.
- Chassis mount for secure installation in equipment racks or panels.
- High efficiency at 94.5% reduces energy loss and heat generation.
- Capable of withstanding vibration up to 10G and offers 6KV surge immunity.
- One output channel supporting 6.7A output current, ideal for industrial loads.
- Cools via free air convection, eliminating the need for forced fans.
Product Description
MEAN WELL HEP-320-48A industrial-grade switching power supply offers reliable performance for demanding applications, delivering a 48V DC output at 321.6W. Built with a robust aluminium enclosure, it is fully potted with heat-conducted silicone for enhanced protection against dust, oil, humidity, and vibration. Designed for operation between -55°C and 70°C, this chassis-mount SMPS ensures durability and consistent power delivery in harsh ambient conditions.
With a universal AC input up to 305V AC and surge immunity of 6KV, the HEP-320-48A is engineered for environments requiring high resilience. Single output channel provides 6.7A, supporting a variety of industrial electronics, telecom installations, external signage, and mining and petroleum systems. The unit achieves an impressive 94.5% efficiency, helping minimize heat and maximize energy savings during prolonged operation.
Mounting is straightforward using standard chassis methods, and air convection cooling ensures silent operation without fans. The unit carries certifications including TUV BS ENEN 6681, UL 6681, EAC TP TC 004, and ASNZS 668.1, validating its suitability for regulated industrial use.
Delivers a maximum output voltage of 48V DC and rated power of 321.6W. Operates reliably from -55°C up to 70°C for safe performance across temperature extremes. Aluminium construction with heat-conducted silicone enhances environmental resistance.
Chassis-mount design simplifies installation and integration in commercial systems. Single output channel supplies up to 6.7A for powering industrial electronics. High efficiency and energy savings for long-term deployment.
Meets global standards for power supplies ensuring quality and compliance.
Typical applications include outdoor telecom equipment, external signage, mining, petroleum, and other environments where rugged power supply operation is essential. The unit's durability and robust design make it ideal for manufacturing, laboratory, and field applications where reliability and compliance are paramount.
Explore more options in Switching Power Supplies and discover the MEAN WELL brand's full range of reliable industrial power solutions with EnvMart.
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Frequently Asked Questions
The maximum output voltage of this model is 48V DC.
This unit has a rated power of 321.6W.
It achieves an efficiency of 94.5%, which helps reduce energy loss and heat generation.
The operating temperature range is from -55°C to 70°C, ensuring reliable performance in extreme conditions.
This model features a single output channel.
The maximum output current is 6.7A, suitable for various industrial loads.
The dimensions are 252mm in length, 90mm in width, and 43.8mm in depth.
It is designed for chassis mounting, allowing secure installation in equipment racks or panels.
The maximum input voltage is 305V AC.
This unit carries certifications including TUV BS ENEN 6681, UL 6681, EAC TP TC 004, and ASNZS 668.1.
It is suitable for applications such as outdoor telecom equipment, external signage, mining, and petroleum systems.
It cools via free air convection, eliminating the need for forced fans.
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