Power Supplies

    VESDA Power Supply

    VESDA Power Supply is capable of providing operating power, including battery backup, for the entire line of VESDA by Xtralis Aspirating Smoke Detectors.


    VESDA Power Supply models VPS-100US and VPS300US are power-limited power supplies. They convert 120VAC/60Hz input into 24 V DC power-limited outputs. The VPS units are intended for use in applications requiring UL, ULC and CSFM listing for fire protection signalling. The VPS-100US or VPS-300US shall be installed in accordance with the National Electric Code (NFPA 70) and in accordance with any local regulations.

    Features & Benefits:
    • 1.5 amp continuous supply current at 27.6V DC
    • Filtered and electronically regulated output
    • AC fail supervision
    • Low AC (brown-out) supervision
    • Battery supervision
    • EN54-4 Compatible
    • UL 1481 listed
    • ULC
    • FM (for VPS-100US)
    • CSFM
    Product Number
    Part Number
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    VESDA Power Supply, 120 VAC (+10% -15%), 60Hz, 1.4 A, 27.6V DC, 32 to 120F, 352.05mx340.5mx135m