Doorking 1830-142 Isolation Transformer

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Isolation Transformer for DoorKing Telephone Entry Systems The Doorking 1830-142 Isolation Transformer is a low-voltage transformer designed to enhance the performance and reliabil ity of DoorKing telephone entry systems. By isolating the low-voltage power supply, it prevents noise and hum, ensuring clear communication and optimal system operation. Always consult your manual for installation guidelines and compatibility. Key Features Noise and hum reduction for improved communication clarity. Low-voltage design operating at 16 VAC for safety and compatibility. Easy integration with DoorKing systems for seamless performance. Durable construction for long-lasting reliability. Compatibility 1830 Series Boards: 1833, 1834, 1835, 1837, 1838 (Connects to terminals 19 and 20). Technical Specifications Part Number: 1830-142 Input Voltage: 16 VAC Output Voltage: 16 VAC Installation: Should be mounted close to the entry system, preferably within a watertight enclosure if not inside the housing. Conclusion The Doorking 1830-142 Isolation Transformer is an essential accessory for maintaining the clarity and reliability of your DoorKing telephone entry systems. With its ability to reduce noise and hum, this transformer ensures optimal performance while supporting a wide range of models. Always follow the installation instructions and verify compatibility before purchase. Installation / User Manual Show more