SC Burglar Alarm Practice Questions - South Carolina Burglar Alarm Contractor Examination Exam

What type of standby battery is most commonly used in premises burglar-alarm controls?

A 12-volt sealed lead-acid (SLA) rechargeable battery floated on the panel charger A 9-volt carbon-zinc transistor battery only A non-rechargeable alkaline lantern battery replaced daily A 120-volt UPS with no DC battery

Correct Answer:

A 12-volt sealed lead-acid (SLA) rechargeable battery floated on the panel charger

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