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  1. YORK®
  2. Commercial Equipment
  3. Ductless and VRF Systems
  4. Variable Refrigerant Flow Systems
  5. VRF Multi-Port Changeover Box (12 Ports)
Multi Port Changeover Box 12 COB M B22S product image
  • Multi Port Changeover Box 12 COB M B22S thumbnail

VRF Multi-Port Changeover Box (12 Ports)

Up to 22.7 Tons (208/230V)

The YORK® Multi-port Changeover Box (COB) is the workhorse in a heat recovery system that redirects refrigerant vapor to the desired zone.

  • Continuous operation eliminates the risk of full system shutdown if an indoor unit fails
  • Electronically controlled valves and fully insulated valve housing minimize noise for quieter operation
  • Twelve-port system can support up to 22.7 tons, ideal for large areas that require varied heating or cooling temperatures
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VRF Multi-Port Changeover Box (12 Ports)

  • Overview
  • Benefits
  • Features
  • Product Literature
  • Related Products

    Maximized Design Flexibility

    Large areas require hard-working systems. YORK® offers powerhouse heat recovery options designed specifically for large, multi-zoned buildings. The 32-valve, 12-port changeover box can connect up to 6 branches and 216 indoor units. Continuous operation between heating and cooling efficiently recovers and transfers refrigerant vapor based on zone demands. Maximum design flexibility accommodates your project needs now and in the future, providing reduced labor and material costs during expansion.
    Maximized Design Flexibility

    Benefits

    Maximized Design Freedom
    MAXIMIZED DESIGN FREEDOM

    Twelve ports provide dynamic design capabilities. Designed to meet your project needs now and in the future, reducing labor and material costs.

    Exceptional Reliability
    EXCEPTIONAL RELIABILITY

    Continuous operation reduces risk of system shutdown, even if one of the connected units malfunctions.

    Superior Performance
    SUPERIOR PERFORMANCE

    Precise indoor comfort is delivered based on zone demands. Electronically controlled valves and a fully insulated housing reduce sound.

    Features

    • Thirty-two valve, 12-port layout provides design flexibility and easily accommodates future expansion without added labor or material costs.
    • Fine mesh strainers protect valves and further increase reliability.
    • A simplified design provides easy service access to valves.
    • Reliability is optimized through continuous operation. Malfunction among connected units will not result in system shutdown.
    • Electronically controlled valves and fully insulated housing minimize noise and provide greater installation flexibility.

    Technical Resources

    Document Name
    Description
    Language
    Resource Type

    Catalog

    2020_yorkvrfcatalog_021820_digital_version (English)

    York VRF Catalogue 2020

    English Catalog
    VIEW

    Data Sheet

    vrf line card - york_020519b_press final (English)

    VRF Systems Product Line Data Sheet

    English Data Sheet
    VIEW

    Installation Manual (IM)

    lit 12012532 im change-over box long piping (cobs-b22c) (English)

    Installation Manual for Change-over Box Long Piping

    English Installation Manual (IM)
    VIEW

    Specification Guide

    cob b22s submittals (English)

    COB B22S Submittals

    English Specification Guide
    VIEW

    Specification Guide

    york vrf hr - guide spec 2-2020 (English)

    York VRF HR - Specification Guide

    English Specification Guide
    VIEW

    Installation Manual (IM)

    jci_vrf_revit_type_catalog_instructions (English)

    VRF Revit Type Catalog Instructions

    English Installation Manual (IM)
    VIEW
    No resource found for selected filter

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    Related Products

    VRF Air Source Outdoor Unit Low Ambient Heat Pump

    VRF Air Source Outdoor Unit Low Ambient Heat Pump

    • Outstanding performance when outdoor ambient temperatures are as low as 14°F (-10°C) in cooling mode and as low as -13°F (-25°C) in heating mode
    • Long refrigerant piping lengths – up to 1,640 feet total pipe run
    • Advanced defrost cycle operation in heating mode
    VRF Heat Pump Air Source Outdoor Unit

    VRF Heat Pump Air Source Outdoor Unit

    • Single-chassis units in 6, 8, 10, 12, 14 and 16 Tons enable system designs with fewer units and system sizes up to 36 Tons
    • 54.3" height
    • Optional wireless remote controller, wired zone controller, wired central controller or wired BMS adapter(s)
    VRF Heat Recovery Air Source Outdoor Unit

    VRF Heat Recovery Air Source Outdoor Unit

    • Single-chassis units in 6, 8, 10, 12, 14 and 16 Tons enable system designs with fewer units and system sizes up to 36 tons
    • Long refrigerant piping lengths provide design flexibility – up to 3,281 feet total pipe run and a vertical lift of 360 feet when the outdoor unit(s) is above the indoor unit(s)
    • Dual-inverter compressors standard in 8, 10, 12, 14 and 16 Ton units for increased efficiency

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