MEAN WELL AD-155C Switching Power Supply is a battery backed PSU offering 51 to 156 watt power output with universal AC/DC input voltage operation from 88V ac to 264V ac and 124V dc. This power supply integrates a battery charger with the capability to power electrical devices while charging the battery simultaneously.
During mains power interruption, the unit switches seamlessly to the external battery to maintain power continuity until mains power is restored or the battery is depleted. It is designed for use with rechargeable batteries below 3Ah capacity.
The compact form factor with dimensions 199x110x50 mm makes it suitable for constrained spaces. The device is engineered with essential protections including short circuit, overload, over voltage, and battery low protection, alongside a built-in EMI filter to maintain electromagnetic compatibility.
MEAN WELL AD-155C complies with major safety and quality standards such as UL 6681, IEC 6681, EAC TP TC 004, and TUV BS ENEN 6681, ensuring reliable and safe operation. Operating temperature up to 60°C allows for consistent performance in demanding environments.
Operates as integrated power supply and battery charger simultaneously. Supports batteries with capacity below 3Ah for backup function. Automatic switching to external battery during mains power failure. Includes battery low protection and built-in EMI filter.
Features short circuit, overload and over voltage protections for reliability. Maximum operating temperature of 60°C ensures durability under thermal stress. Compact dimensions of 199 mm length, 110 mm width, and 50 mm depth for easy installation.
Complies with UL 6681, IEC 6681, EAC TP TC 004, and TUV BS ENEN 6681 safety standards. Suitable for security systems, battery backup applications and industrial power requirements.
This switching power supply is widely used in industrial, commercial, security, and backup power systems requiring dependable battery management and uninterrupted power delivery. MEAN WELL offers robust quality and compliance with international standards through the AD-155C model.
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