what are specs? looks pricey. quick ebay search found 45 amp unit $171 delivered
WFCO 45 AMP RV POWER CONVERTER CHARGER WITH DISTRIBUTION PANEL WF8945ANP
The 8900 Series has revolutionized RV Power Centers with it's lighter weight, decorative doors, and superior features. 8900 Series models provide a clean, constant 13.6 VDC output for reliable operation of electronics and appliances.
Automatic three-stage charging maintains the life of your battery with output voltages of 13.2 VDC "sleep" mode, 13.6 VDC nominal charge, and a 14.4 VDC " boost " charge. 8900 Series models also maintain peace and quiet, as the cooling fan runs only when needed. When the fan is running, it is so quiet it goes unnoticed.
FCC Class B approval for every power center model means the units do not cause interference with tv's, radios, and other signals. Electronic current limiting automatically shuts down power during overload or short circuit conditions, protecting the life of your power center and electrical system.
8900 Series models provide AC/DC distribution with innovative features. They can accommodate a 30-amp main AC circuit breaker and up to five branch circuits. Eleven-branch DC circuits are available with LED bulbs for each DC circuit to illuminate and identify open circuits .