National Luna Dual Battery Monitors with alarm

Description National Luna Dual Battery Monitors are ideal for monitoring 2 lead-acid batteries in a single installation such as dual-battery systems in 4x4's and campers. The digital technology used in the dual monitors allows the non-linear characteristics of lead-acid batteries to be accurately followed. A feature of one of the National Luna dual battery monitors is the independent negative - allowing this particular model to be used in vehicles with 24V systems. Dual battery monitors can be used independently, or in combination with any dual-battery system. Features Simple installation 2 individual battery displays Excessive discharge warning Over-charge warning Polarity protected Extremely low power consumption 11.4V to 15V operation (ideal for automotive use) Programmed for non-linear lead-acid battery characteristics Audible alarm as standard (can be muted) Display on/off feature (Sleep mode) Recessed version available for panel-mounting 3.5-metre cable (standard) Specifications Physical size 107mm (l) x 48mm (w) x 20mm (h) Weight 185g (dual monitor) 190g (dual controller, incl cable) Power supply 8Vdc - 15Vdc (display range: 11.4V - 14.2V) Low-voltage warning DC voltage below 11.4V Over-charge warning DC voltage above 14.65V Cable Dual monitor - Fixed 3.5 meter 4-core cable Dual Controller - Removeable 3.5 meter 4-core cable Power consumption 8mA (sleep mode-option) , 35mA Average 40mA max