GLZS5B

  • High-Efficiency, Communicating
  • R-32 Split System Heat Pump
  • Up to 17.2 SEER2 and 8.2 HSPF2
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Franklin GSZ16 Heat Pump
10 Yr Parts Limited Warranty*

* Complete warranty details available from your local dealer/contractor or at franklinhvacsystems.com. To receive the 10-Year Parts Limited Warranty, online registration must be completed within 60 days of installation. Online registration is not required in Florida, California, or Quebec. The duration of warranty coverage in Texas and Florida differs in some cases. Other limitations and exclusions apply; refer to complete warranty details for a full list of limitations and exclusions.

Product Features+

  • Two-Stage Copeland® UltraTech scroll compressor
  • High-density foam compressor sound blanket
  • Integrated communicating ComfortBridge™ technology
  • Commissioning and diagnostics via indoor board Bluetooth with the CoolCloud™ phone and tablet application
  • Goodman® GTST Connected Thermostat Compatibility
  • ComfortAlert™ built in diagnostics
  • Copper tube/enhanced aluminum fin coil - 5mm on 2.0-3.0T
  • Copper tube/enhanced aluminum fin coil -7mm on 4.0-5.0 T
  • Efficient, two-speed ECM condenser fan motor
  • Simple low-voltage wiring to outdoor unit in communicating mode
  • Diagnostic indicator lights and storage of six fault codes
  • Color-coded terminal strip for non-communicating set-up
  • High- and low-pressure switches
  • Time-delay technology with short-cycle protection to ensure quiet, reliable defrost
  • Factory-installed bi-flow liquid-line filter drier
  • Factory-installed suction-line accumulator
  • Factory-installed compressor crankcase heater
  • Factory-installed high-capacity muffler
  • Factory-installed coil and ambient temperature sensors
  • AHRI Certified; ETL Listed

Outstanding Limited Warranty Protection+

All functional parts are covered by a 10-Year Parts Limited Warranty. For a full description of all warranties applicable to this product, please review the consumer brochure or product warranty by clicking on the links below.


The GLZT7C Heat Pump uses the R-32 and features operating sound levels that are among the best we offer in the heating and cooling industry. With its 17.2 SEER2 rating, the GLZT7C will help reduce energy consumption throughout the life of the system compared to units with a lower SEER.

Energy Consumption

Before purchasing this appliance, read important information about its estimated annual energy consumption, yearly operating cost, or energy efficiency rating that is available from your retailer.