12V to 28V 15A 420W DC to DC Converter

The WEHO WH-B122815 delivers a robust 420W of power, making it a powerful solution for applications requiring a stable 28V supply. This DC-DC boost converter efficiently transforms a 12VDC input into a 28VDC, 15A output with an excellent 94% efficiency rating. Its rugged, fully sealed, and waterproof construction ensures it can withstand demanding environmental conditions, while its natural cooling design allows for silent, fanless operation. The converter is equipped with smart, auto-recovering overcurrent protection for enhanced system safety. With a service life exceeding 100,000 hours, the WH-B122815 offers both high performance and exceptional longevity.
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Description

Résumé
Rated output: power 420W

Input voltage: 12VDC

Spécification générale

Modèle	WH-B122815
Puissance de sortie nominale (W)	420W
Tension d'entrée nominale (V)	12 V CC
Tension de sortie nominale (V)	28VDC
Voltage Range (V)	10V-16VDC
Tension de démarrage (V)	10VDC 100% load
Consommation électrique à vide (W)	< 0.15W
Efficacité	94%
Tension (V)	28VDC
Courant (A)	15A
Voltage Tolerance	1.5％
Régulation de charge	3%
Vague (MVP-p)	500mv External 22UF capacitor ESR < 0.1Ω 100KHZ
Protection contre les surintensités	In the case of rated output, if the rated current exceeds 120%, the overcurrent protection will activate and recover automatically once the overcurrent subsides.
Short Circuit Protection	Input requires adding a 120A fuse
Entrée-Sortie	Non isolé
Étanche	Entièrement scellé et étanche
Dimension	1008038mm
N.W.	500g
Méthode de refroidissement	Méthode naturelle
Rated Temperature rise (℃)	45 ℃
Fiabilité	>100000h
Indicateur de fil	Input Positive (red), Input Output Negative (black), output positive (yellow), lead length = 160 mm ± 10mm