The OEM Telguard A12083CEC 12VAC 830 mA Transformer is a crucial component specifically designed for Telguard fire alarm systems, such as the TG-4 and TG-7 models. This unit is a reliable replacement part for maintaining the functionality of your fire protection equipment. With free shipping included, this transformer ensures that your facility stays safeguarded and compliant with the necessary 12VAC power supply for optimal performance of your fire alarms.