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Bosch · Alarms

Bosch BO-48C18133A Power Supply 18V AC – 18 V AC Power Supply (Approx. 1.33 A)

Model / SKU: BO-48C18133A

Bosch BO-48C18133A Power Supply 18V AC – 18 V AC Power Supply (Approx. 1.33 A). The BO-48C18133A is a reliable 18V AC alarm power supply designed for use with Bosch alarm panels and compatible security systems. Delivering approximately 1.33 amps of AC output, it provides stable power for alarm control panels and associated circuitry. This unit is commonly used as a replacement or service spare for Bosch Solution series systems and other security equipment requiring an 18V AC input. Key Features 18V AC output suitable for Bosch alarm systems Approximate output current of 1.33A Designed for continuous operation in security installations Suitable as a replacement or spare power supply Bare wire output for direct termination to alarm panels Compact form factor for enclosure mounting Specifications Part number: BO-48C18133A Output voltage: 18V AC Output current: Approx. 1.33A Input voltage: 240V AC mains Output type: AC (not DC) Mounting: Panel or enclosure mount Compatibility: Bosch Solution alarm panels and other systems requiring 18V AC input Included Alarm power supply unit Pre-attached output leads (bare wire) Applications Bosch Solution alarm control panels Security alarm systems requiring 18V AC power Replacement power supply for faulty or ageing transformers New alarm installations and system upgrades Installer Notes Ensure mains power is isolated before installation Verify alarm panel voltage requirements before connection Securely terminate AC output leads to the correct panel terminals Mount within an approved enclosure for safety and compliance FAQs Q: Is this a DC power supply? A: No. This unit outputs 18V AC , which is required by many Bosch alarm panels. Q: Which Bosch panels is this compatible with? A: It is commonly used with Bosch Solution series panels that specify an 18V AC input. Q: Can this replace an original Bosch transformer? A: Yes. It is widely used as a direct replacement where the voltage and current ratings match. Q: Is this suitable for outdoor installation? A: No. It is intended for indoor use within a suitable enclosure. Q: Does it include a plug pack? A: No. This is a hard-wired power supply designed for professional alarm installations.