Low Loss 3000W 50A 48v Dc Rectifier Module Fan Cooling TH48D50NZ-S-2
Basic Properties
Place of Origin:
HeBei China
Brand Name:
TONHE
Certification:
CE、ISO9001
Model Number:
TH48D50NZ-S-2
Trading Properties
Minimum Order Quantity:
5
Price:
Factory Price
Payment Terms:
T/T
Supply Ability:
Annual output of 3 million modules
Specifications
| Power: | 3000W | Charger Efficiency: | ≥96% |
| Output Voltage: | 40-58/48VDC | Output Current: | 50A |
| Cooling: | Fan Cooling | Weight: | ≤1.9KG |
| Noise: | ≤55dB | Warranty: | 12 Months |
| High Light: | 50a 48v dc rectifier,dc rectifier module fan cooling,3000w 48v dc rectifier |
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Product Description
Stable-Performance Rectifier Module - 3000W
| Input Voltage | 176-264VAC/220 | Output Current | 50A |
|---|---|---|---|
| Output Voltage | 40-58VDC/48 | Power | 3 KW |
| Parallel Operation Uneven Flow | ±5% | Efficiency | ≥96% |
| Voltage Stabilization Accuracy | ±0.5% | Working Temperature | -10℃~+40°C |
| Cooling | Fan cooling | Noise Level | ≤55dB |
| Weight | ≤1.9KG | Dimensions (L*W*H) | 248*110.2*44.7(mm) |
| Warranty | 12 months | Place of Origin | HeBei, China |
Product Introduction
The TH48D50NZ-S-2 is an ultra-high-density 1U switching power module delivering 48V/50A (3000W). Featuring industry-leading ≥96% efficiency and AC/DC dual input, it sets a new standard for performance in a compact form factor. Designed for demanding applications, it supports Modbus communication and offers exceptional deployment flexibility.
Product Advantages
- Superior Power Density: Delivers full 3000W output in a standard 1U rack space, maximizing cabinet capacity.
- Ultra-High Efficiency & Low Loss: ≥96% peak efficiency minimizes energy costs, with standby power under 5W.
- Flexible & Robust: AC/DC wide-range input, programmable power levels, and comprehensive protections ensure reliable operation in diverse conditions.
- Intelligent Management: Supports remote monitoring and safe hot-swap, enabling easy system maintenance and control.
Application Scenarios
Ideal for next-generation high-density DC power systems including high-capacity telecom/data applications, 5G base stations, data centers requiring maximum power density and efficiency, integrated power systems in UPS, DC backup, or industrial systems where space and performance are critical, and upgrading infrastructure to increase power capacity within the same rack footprint.
Technical Specifications
| Model Items | TH48D50NZ-S-2 |
|---|---|
| Output Current (A) | 50 |
| Maximum Power (W) | 3000 |
| Weight (kg) | ≤1.9KG |
| Cooling Method | Fan Cooling |
| Input Voltage Range (VAC/VDC) | Minimum: 176, Typical: 220, Maximum: 264 |
| Adjustable Output Range (VDC) | Minimum: 40, Typical: 48, Maximum: 58 |
| Voltage Regulation Accuracy | ±0.5% |
| Charger Efficiency (Peak Efficiency) | ≥96% |
| Maximum Audible Noise (Peak-to-Peak) (dB) | 55 |
| Storage Temperature (℃) | Minimum: -40, Typical: 25, Maximum: 60 |
| Operating Temperature (℃) | Minimum: -10, Typical: 25, Maximum: 40 |
| Source Effect | 0.1% |
| Load Effect | 0.5% |
| Standby Power (5W) | ≤5W |
| Current Sharing Imbalance | ±5% |
| Load Rating | Continuous operation at 100% of rated output current (Load Level I) |
| Automatic Current Limiting | Once the output current reaches the set current limit, the module automatically switches to constant current operation |
| Linear Power Limiting | With input voltage of 154V: ≥2600W output; With input voltage of 90V: 1200W output |
| Short-Circuit Protection | Self-protects during output short-circuit; automatic restoration within ~40 seconds after fault clearance |
| Frequency Response Test | Input Frequency Range: 45 Hz-60 Hz |
| Overtemperature Protection | Automatic restart approximately five minutes after fault clearance |






Frequently Asked Questions
Why choose us?
We are a high-tech enterprise integrating manufacturing, sales, system solutions, and after-sales service. With over 290 successful projects for 220 kV to 500 kV substations and battery systems above 1000 Ah, Tonhe has become a leading DC power system supplier in China, holding over 40% market share and producing 3 million modules annually. Choose us for exceptional quality, reliable support, and proven value.
How can we guarantee quality?
Our 8 advanced production lines, equipped with imported machinery, achieve 80% automation and up to 99% first-pass yield. All power modules undergo double-sided potting, conformal coating, and rigorous functional, environmental, and aging tests—ensuring reliable 24/7 performance in critical power infrastructures.
How We Support Your Business?
A full range of power conversion modules, system-level low-voltage DC distribution cabinets for DC loads, data center power systems, as well as customized hardware and software power solutions.
Can customers get sample orders?
Yes, you can get sample orders to test our quality. The cost of samples is paid by the customer.
What are the payment types?
We accept payment via TT (Telegraphic Transfer).
