12V to 28V 40A 1120W DC to DC Converter

As a premier power solution, the WEHO WH-B122840 DC-DC converter delivers a massive 1120W (1.12kW) of power. It is engineered to meet extreme power needs, boosting a 12VDC input to a powerful 28VDC, 40A output. Its exceptional 94% efficiency ensures that this high power is delivered with minimal energy loss. The unit is encased in a rugged, fully sealed, and waterproof housing for ultimate durability. For safety, it features a unique overcurrent protection that trips at 200% load and requires a 200A fuse for short-circuit protection, making it exceptionally robust. Guaranteed for over 100,000 hours, it’s the ultimate choice for high-stakes, power-hungry applications.
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Beschreibung

Summary
Rated output: power 1120W

Input voltage: 12VDC

General specification

Modell	WH-B122840
Rated Output Power (W)	1120W
Rated Input Voltage (V)	12VDC
Rated Output Voltage (V)	28VDC
Voltage Range (V)	10V-16VDC
Starting Voltage (V)	10VDC 100% load
No-load Power Consumption (W)	< 0.01W
Effizienz	94%
Voltage (V)	28VDC
Current (A)	40A
Voltage Tolerance	1％
Lastregulierung	3％
Wave (MVP-p)	500mv External 22UF capacitor ESR < 0.1Ω 100KHZ
Over-current Protection	In the case of rated output, if the rated current exceeds 200%, the overcurrent protection will activate and recover automatically once the overcurrent subsides.
Short Circuit Protection	Input requires adding a 200A fuse
Input-Output	Non-isolated
Waterproof	Fully sealed and waterproof
Dimension	22012763mm
N.W.	2200g
Cooling Method	Natural Method
Rated Temperature rise (℃)	45℃
Reliability	＞100000h
Wire Indicator	Input positive 12V GND input output negative output positive 28V