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Tripp Lite ULTRABLOK428 Direct Plug-In Isobar Surge Suppressor
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    Tripp Lite ULTRABLOK428 Direct Plug-In Isobar Surge Suppressor

    Manufacturer: Tripp Lite

    Item #: ULTRABLOK 428   •   MFG #: ULTRABLOK428


    List Price:$37.60
    Our Price:$26.95

    free ship
    Availability: Usually ships in 3-10 business days
    This item is currently out of stock and will ship the minute we receive it – normally 3-10 business days. Need it sooner? Call 800-522-2025 and we'll make it happen,or email Customer Service for expedited delivery options. Certain Non-Stock Items Valued over $50.00 may Ship FREE UPS GROUND in the Continental US. Multiple quantities of the same non-Stock Item Valued below $50.00 may be ordered to meet the $50 minimum order requirement to qualify for Free UPS Ground Freight. This offer does not apply to certain freight-intensive or hazardous items. Certain restrictions may apply.



      For more than 20 years, America's leading companies have trusted Tripp Lite's Isobar Premium surge and noise suppressors to protect sensitive computer, networking and telecom equipment. With more than 15 million satisfied customers, the ISOBAR remains the world's #1 selling premium surge suppressor. Loaded with a generous combination of high-quality components, near indestructible all-metal case and unique noise filtration system, Isobars offer the highest levels of protection.

      Robust surge suppression circuits with sine wave tracking offer extreme levels of protection against the heaviest surge conditions. Isobar's unique protection system combines large torroidal chokes, HF/VHF capacitors and multiple metal oxide varistors that remove high-level surges and EMI/RFI interference. UltraBlok 428 offers 2 outlets arranged with standard wall socket spacing in a cordless direct plug-in format. Mounting tabs allow permanent connection via duplex switchplate screw.

      Surge suppression rated at 1410 joules/48,000 amps offers high-grade protection. Diagnostic LEDs confirm power availability, line fault and protection status. Lifetime warranty with $10,000 Ultimate Lifetime connected equipment Insurance (USA & Canada Only).

      PLUG/OUTLETS: Input-NEMA 5-15P; Output-2 NEMA5-15R

      ELECTRICAL: 120V AC, 50/60Hz, 15A (Requires NEMA 5-15R wall receptacle)

      SUPPRESSION: AC: 140V RMS Clamping/1410 joules/48,000 amps

      FORMAT: Direct plug-in, receptacle mount form factor

      • Item Includes

        • ULTRABLOK428 premium surge suppressor
        • Instruction manual and warranty information
      • Applications

        • Ideal for premium AC protection for personal computers with peripherals
        • Network and CAD/CAM/CAE workstations
        • Internet working accessories
        • Telecommunications systems
        • Point of sale equipment
        • Audio/video and home theater systems in any home
        • Office or industrial application.

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