200W 48V to 24V Isolated DC-DC Converter for Industrial Ethernet Switch Power
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The MDB200-48S24 is a high-reliability 200W isolated DC-DC converter that converts a 36–72VDC input into a regulated 24VDC output for Industrial Ethernet switches, industrial communication cabinets, communication gateways and factory automation networks.
Designed for demanding industrial environments, it features input-to-output galvanic isolation, natural cooling, wide input voltage capability and comprehensive protection functions to ensure stable power delivery under voltage fluctuations, EMI and continuous operation.
Ideal for industrial communication systems requiring reliable 48V to 24V isolated power conversion, the MDB200-48S24 helps improve network stability, reduce equipment resets and simplify industrial control cabinet integration.
Key Features
200W isolated DC-DC converter
Wide 36–72VDC input
Regulated 24VDC output
Input-to-output galvanic isolation
Fanless natural cooling
High reliability for continuous industrial operation
UVP / OVP / OCP / SCP / OTP protection
OEM & ODM customization available
Video Description
I. MODELS LIST
Single Channels Output
|
Model |
Input Voltage (VDC) |
Input Voltage Range (VDC) |
Output voltage (VDC) |
Output Current(A) |
Output Power(W) |
Ripple And Noise(mv) |
Efficiency (Typ) |
|
MDB200-48S24 |
48VDC |
36-72VDC |
24VDC |
8.33A |
200W |
200 |
86% |
Only the typical models are listed. If you need another models, please inform the power,Input and output voltage,then feel free to call us.
II. FEATURES
|
1 |
High and low voltage input for option |
|
2 |
Good heat dissipation with beautiful appearance |
|
3 |
Natural cooling |
Condition: All specifications are tested under the room temperature 25 ℃, Normal input voltage and Pure Negative Normal Load
III. INPUT CHARACTERISTIC
|
Rated value(VDC) |
Voltage Range(VDC) |
|
48 VDC |
36-72 VDC |
IV. OUTPUT CHARACTERISTIC
|
Parameter |
Value |
|
Power |
200W |
|
Output Voltage |
48VDC |
|
Output Current |
8.3A |
|
Line Regulation |
±0.5% |
|
Load Regulation |
±0.5% |
|
Voltage Set-point Accuracy |
±2% |
|
Output Current Limiting |
120%(Typ) |
V. PROTECTIVE CHARACTERISTIC
|
1 |
Input under voltage protection |
|
2 |
Input over voltage protection |
|
3 |
Over temperature protection |
|
4 |
Output over current protection |
|
5 |
Output short circuit protection |
GENERAL CHARACTERISTIC
|
Parameter |
Value |
|
Switching Frequency |
100-200KHz |
|
lsolation Resitstance |
200MΩ |
lsolation Voltage
|
Parameter |
Value |
|
Input-Output |
>1500VDC |
|
Input-Case |
>1050VDC |
|
Output-Case |
>500VDC |
Environmental Characteristics
|
Parameter |
Value |
|
|
Case Temperature |
Industry |
-25 – +85℃ |
|
Military l |
-40 – +85℃ |
|
|
Storage Temperature |
Industry |
-45 – +105℃ |
|
Military |
-55 – +105℃ |
|
VI. MECHANICAL DRAWING AND PIN DEFINITION
Typical Applications
The MDB200-48S24 is widely used in:
Industrial Ethernet Switches
Multi-Port Industrial Network Switches
Industrial Communication Cabinets
Factory Network Nodes
Industrial Communication Gateways
Automation Network Equipment
Why Choose MINGZINC?
MINGZINC develops application-oriented isolated DC-DC power solutions for industrial communication and automation systems.
We provide:
DC-DC power solutions from 30W to 20KW
Custom input/output voltage and power configurations
Galvanic isolation for enhanced electrical safety
Natural cooling or forced-air cooling options
Customized interfaces, mounting and mechanical structures
OEM/ODM engineering support and fast project customization
Customer Benefits
With the MDB200-48S24, engineers can:
Improve Industrial Ethernet network stability
Reduce switch resets and communication interruptions
Provide sufficient power margin for multi-port switches
Lower maintenance costs with fanless cooling
Simplify 48V-to-24V power architecture
Accelerate equipment integration and deployment
Improve long-term reliability of industrial communication systems
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