The new ctek d250sa 5 step charger gives 4wders the flexibility and ease of quickly charging up your service batteries from either traditional or smart alternators or from solar power. The d250sa is a fully automatic 5 step charger that supplies up to 20a of power to any 12v lead acid service battery from 40 300ah including wet efb mf caca agm and gel.
Ultimate Off Grid Wiring Diagrams
Ctek d250sa dual wiring diagram. Dual input 20a charger with selectable charge voltages. Description dual input 20a charger with selectable charge voltages. I will add solar as well but thats down the road and 1 of the reasons i chose the d250s. D250s dual alternator bat tery to pin 9. Max 22v input ual 2v 20015686f d250s dual smartpass manual print file 001indd 8 2011 12 20 111935. With the ctek d250sa and smartpass 120 you can be sure of getting maximum performance from your dual battery system.
Max 22v input do not connect two solar panels in series warning. Page 2 smartpass 120 the d250sa is a dc to dc battery charger for a dual battery system with a starter battery and a smartpass 120 is a solution for supplying current to charge and. Ctek d250se dcdc 20a dual battery system. Service battery can be agm or flooded type as per user manual. No external regulator is to be fitted on solar panel. It will even give your starter battery a maintenance charge when your service batteries are fully charged.
Alternator is a standard non electronic type. The ctek d250sa doesnt need the ignition wire connected unless you have a variable voltage or smart alternator. D250s dual 12v in out in warning. The ultimate 12v 4wd and camping power management system. The d250se is a fully automatic 5 step charger that supplies up to 20a of power to any 12v lead acid or lithium service battery from 40300ah. Safety temperature sensor 2 m6 ft.
I just purchased the ctek d250s to start my dual battery install on my truck. Total power rating of the solar panel. Wiring is simplified if the units are installed according to the. 5 en smartpass lamp indication during normal operation lamp steady flashing power lamp unit ready to use 2. Delivering an immense 20 amps of power the d250se will reliably charge condition and maintain any lead acid. Also being a staged charger with battery temperature sensor it may not give the full amps until either in the bulk charging stage or the cell temperature is reduced.
Vehicle install will be on a 2012 tacoma with. Standard wiring for ctek d250s dual. I have a couple questions though that i cant seem to find a straight answer for. Open circuit voltage of solar panel in full sun is 22 volts dc max. The ctek smartpass is designed to work together with 1 2 ctek d250s dual but can also be used alone. Connect pin 13 to d250s dual vehicle ground.
Trusted industry leader in 12v battery chargers up to 20 charging amps from dc to dc to maintain any lead acid between 40 300ah 5 stages of charging with patented technology to de sulfate batteries and prolong battery lifespan.