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Home > Products > DC-DC Converter > 48VDC to 13.8VDC 20A 276W DC DC Buck Converter

48VDC to 13.8VDC 20A 276W DC DC Buck Converter

Basic Info

Model No.:  SDJ-276(48)-13.8

Product Description

Model NO.: SDJ-276(48)-13.8 Output Type: Single Certification: CE, RoHS In-Out: Step-down Type Brand: Smun Input Voltage Range: 35-63VDC Output Current: 20A Waterproof: IP68 Warranty: 1 Year Have in Stock: Yes Specification: 74*74*32mm HS Code: 8504401400 Usage: Light, Construction, Digital Products, Vehicle Driving Method: LED Regulator Voltage Power Supply Mode: Constant Voltage Source Power Supply Voltage: 48VDC Output Rated Power: 276W Output Voltage: 13.8V Efficiency: up to 95% Working Temperature: -40°c to +80°c Weight: 280kg Trademark: smun Origin: China, Zhejiang
1. 100% full power & stable current output
2. 100% Imported components
3. Wide input voltage from 35-63Vdc
4. Industry grade DC48V to DC13.8V step-down converter, high efficiency up to 94%
5. 100% waterproof & anti-shock protection, Ultra compact size, light weight
6. According: CE/RoHS, IP68 design
7. Die-cast aluminum shell, epoxy potting, Cooling by free air convection
8. Protections: Over-current, Over-voltage, Over-temperature, Over-load and Short-circiut. Auto-recovery when device is back to normal operating
9. Non-Isolated Module, 
10. 1 year warranty, lifetime up to 100,000 hours.
Model SDJ-276(48)-13.8
Input rated voltage 48V DC
Input voltage range 35-63V DC
Efficiency 96% (half load), 94% (full load)
Output voltage 13.8V DC
Output current 20 Amps
Output rated power 276 Watts
Output peak power 350 Watts
Voltage regulation < 1%
Load regulation < 2%
Ripple (Full load test) < 50mV
No-load current 25~27mA
Working temperature -40°c ~ +80°c
Waterproof rating IP68
Over-voltage protection YES
Over-current protection YES
Over-temperature protection YES
Short-circuit protection YES
Machine size 74*74*32mm
Package size 98*82*34mm
N. Weight 290g
G. Weight 300g
Cooling way Free air convection
Other Carton packaging

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Product Categories : DC-DC Converter