The Hydra-Kool HK-GDT-80-S Glass Door Merchandiser Refrigerator
The Hydra-Kool HK-GDT-80-S is a 78-inch triple-door glass merchandiser that runs as either a freezer or a refrigerator, switchable between -1°F to -6°F and 33°F to 39°F. If your merchandising mix shifts between frozen and refrigerated through the season, or you need a single case that pulls double duty in a smaller store footprint, this unit handles both without a technician visit or any hardware changes. You get 30.6 cu. ft. of net volume, 30 sq. ft. of total display area, and 40.6 sq. ft. of refrigerated shelf area spread across four levels of adjustable shelving behind three self-closing hinged doors with double tempered glass.
Electronic Temperature Control with Programmable Automatic Defrost
An electronic temperature controller gives you direct access to set the operating range for either freezer or refrigerator mode. Switching between modes is a controls adjustment, not a mechanical reconfiguration. Programmable automatic defrosting runs on a schedule you set, so ice buildup never reaches the point where it blocks airflow or reduces visibility. The electric evaporation system handles defrost water automatically, eliminating the drain pan checks and manual draining that eat into staff time on older units. Between the controller, the defrost programming, and the evaporation system, day-to-day temperature management requires minimal operator intervention.
Four-Level Adjustable Shelving with Vertical LED Lighting and Double Tempered Glass Doors
Four levels of removable, adjustable, and tiltable shelves let you configure the interior for anything from tall beverage bottles on fewer levels to shallow dairy and deli trays stacked across all four. The shelves tilt forward for gravity-feed presentation, which keeps product faced toward the customer without constant restocking. Vertical LED lighting runs the full height of the cabinet on both sides, so every shelf level gets even illumination without the hot spots and shadowed corners you see with overhead-only fluorescent setups. LEDs also generate less heat inside the cabinet, which means the compressor works less to hold temperature. Three self-closing hinged doors with double tempered glass reduce fogging and thermal loss every time a customer opens and walks away without closing the door fully.
Ventilated Self-Contained Refrigeration with R290 and PUR/H2O Insulation
The refrigeration system is self-contained and ventilated, so it installs as a plug-in unit with no remote condenser or rooftop equipment to plan for. R290 refrigerant carries a GWP of 3, which puts it well ahead of older HFC refrigerants from a regulatory and environmental standpoint. PUR/H2O (polyurethane water-blown) insulation lines the cabinet walls, providing high thermal resistance without ozone-depleting blowing agents. The unit is rated for ambient conditions up to 25°C (77°F) at 60% relative humidity (climate class L1/M1). Standard voltage is 230V/1Ph/50Hz, with optional configurations available at 115V-60Hz, 120V-60Hz, and 220V-60Hz. Nominal power draw is 2,906W at 14.23A. The exterior features a front decoration in painted plate with a RAL finish and a display area in skinplate, with solid sides and adjustable feet standard. Castors with brakes are available as an option.
About Hydra-Kool
Hydra-Kool manufactures refrigerated display cases designed for food retail and foodservice environments where product visibility and temperature control are critical. The line includes bakery, deli, seafood, and gelato cases, along with open display merchandisers and glass door wall units. Equipment is configured to support merchandising while maintaining consistent holding conditions across different product types. Cases are built with accessible components to allow for routine cleaning and service. Hydra-Kool units are used in supermarkets, specialty shops, and prepared food operations. Replacement parts support and established service channels help operators maintain performance and manage ongoing upkeep.
Features & Benefits
-
78-inch dual-temperature triple-door glass merchandiser for frozen or refrigerated product display
-
Switchable between freezer mode (-1°F to -6°F / -21°C to -18°C) and refrigerator mode (33°F to 39°F / 0°C to 4°C)
-
30.6 cu. ft. net volume (867 L)
-
30 sq. ft. total display area (2.13 sq. m)
-
40.6 sq. ft. refrigerated shelf area (3.77 sq. m) across four levels
-
Four levels of removable, adjustable, and tiltable shelves
-
Three self-closing hinged doors with double tempered glass
-
Vertical LED lighting for full-height interior illumination
-
Electronic temperature controller with programmable automatic defrosting
-
Electric evaporation of defrost water
-
Ventilated self-contained refrigeration system (plug-in)
-
R290 ECO-friendly refrigerant (GWP 3)
-
PUR/H2O (polyurethane water-blown) insulation
-
Nominal power: 2,906W / 14.23A
-
Total energy consumption: 28.700 kWh/24h
-
Climate class L1/M1: rated for 25°C (77°F) at 60% relative humidity
-
Front decoration in painted plate (RAL finish); display area in skinplate
-
Solid sides with adjustable feet (standard)
-
Standard voltage: 230V / 1 Ph / 50 Hz
-
Optional voltage configurations: 115V-60Hz, 120V-60Hz, 220V-60Hz
-
Optional: display area in AISI 304 stainless steel, exterior decoration in painted plate (RAL) or AISI 304 stainless steel, treated evaporator, castors with brakes
-
Optional black interior finish available
-
External dimensions: 78" x 31" x 80" (1982 x 788 x 2032 mm)
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The Hydra-Kool HK-GDT-80-S Glass Door Merchandiser Refrigerator
The Hydra-Kool HK-GDT-80-S is a 78-inch triple-door glass merchandiser that runs as either a freezer or a refrigerator, switchable between -1°F to -6°F and 33°F to 39°F. If your merchandising mix shifts between frozen and refrigerated through the season, or you need a single case that pulls double duty in a smaller store footprint, this unit handles both without a technician visit or any hardware changes. You get 30.6 cu. ft. of net volume, 30 sq. ft. of total display area, and 40.6 sq. ft. of refrigerated shelf area spread across four levels of adjustable shelving behind three self-closing hinged doors with double tempered glass.
Electronic Temperature Control with Programmable Automatic Defrost
An electronic temperature controller gives you direct access to set the operating range for either freezer or refrigerator mode. Switching between modes is a controls adjustment, not a mechanical reconfiguration. Programmable automatic defrosting runs on a schedule you set, so ice buildup never reaches the point where it blocks airflow or reduces visibility. The electric evaporation system handles defrost water automatically, eliminating the drain pan checks and manual draining that eat into staff time on older units. Between the controller, the defrost programming, and the evaporation system, day-to-day temperature management requires minimal operator intervention.
Four-Level Adjustable Shelving with Vertical LED Lighting and Double Tempered Glass Doors
Four levels of removable, adjustable, and tiltable shelves let you configure the interior for anything from tall beverage bottles on fewer levels to shallow dairy and deli trays stacked across all four. The shelves tilt forward for gravity-feed presentation, which keeps product faced toward the customer without constant restocking. Vertical LED lighting runs the full height of the cabinet on both sides, so every shelf level gets even illumination without the hot spots and shadowed corners you see with overhead-only fluorescent setups. LEDs also generate less heat inside the cabinet, which means the compressor works less to hold temperature. Three self-closing hinged doors with double tempered glass reduce fogging and thermal loss every time a customer opens and walks away without closing the door fully.
Ventilated Self-Contained Refrigeration with R290 and PUR/H2O Insulation
The refrigeration system is self-contained and ventilated, so it installs as a plug-in unit with no remote condenser or rooftop equipment to plan for. R290 refrigerant carries a GWP of 3, which puts it well ahead of older HFC refrigerants from a regulatory and environmental standpoint. PUR/H2O (polyurethane water-blown) insulation lines the cabinet walls, providing high thermal resistance without ozone-depleting blowing agents. The unit is rated for ambient conditions up to 25°C (77°F) at 60% relative humidity (climate class L1/M1). Standard voltage is 230V/1Ph/50Hz, with optional configurations available at 115V-60Hz, 120V-60Hz, and 220V-60Hz. Nominal power draw is 2,906W at 14.23A. The exterior features a front decoration in painted plate with a RAL finish and a display area in skinplate, with solid sides and adjustable feet standard. Castors with brakes are available as an option.
About Hydra-Kool
Hydra-Kool manufactures refrigerated display cases designed for food retail and foodservice environments where product visibility and temperature control are critical. The line includes bakery, deli, seafood, and gelato cases, along with open display merchandisers and glass door wall units. Equipment is configured to support merchandising while maintaining consistent holding conditions across different product types. Cases are built with accessible components to allow for routine cleaning and service. Hydra-Kool units are used in supermarkets, specialty shops, and prepared food operations. Replacement parts support and established service channels help operators maintain performance and manage ongoing upkeep.
Features & Benefits
-
78-inch dual-temperature triple-door glass merchandiser for frozen or refrigerated product display
-
Switchable between freezer mode (-1°F to -6°F / -21°C to -18°C) and refrigerator mode (33°F to 39°F / 0°C to 4°C)
-
30.6 cu. ft. net volume (867 L)
-
30 sq. ft. total display area (2.13 sq. m)
-
40.6 sq. ft. refrigerated shelf area (3.77 sq. m) across four levels
-
Four levels of removable, adjustable, and tiltable shelves
-
Three self-closing hinged doors with double tempered glass
-
Vertical LED lighting for full-height interior illumination
-
Electronic temperature controller with programmable automatic defrosting
-
Electric evaporation of defrost water
-
Ventilated self-contained refrigeration system (plug-in)
-
R290 ECO-friendly refrigerant (GWP 3)
-
PUR/H2O (polyurethane water-blown) insulation
-
Nominal power: 2,906W / 14.23A
-
Total energy consumption: 28.700 kWh/24h
-
Climate class L1/M1: rated for 25°C (77°F) at 60% relative humidity
-
Front decoration in painted plate (RAL finish); display area in skinplate
-
Solid sides with adjustable feet (standard)
-
Standard voltage: 230V / 1 Ph / 50 Hz
-
Optional voltage configurations: 115V-60Hz, 120V-60Hz, 220V-60Hz
-
Optional: display area in AISI 304 stainless steel, exterior decoration in painted plate (RAL) or AISI 304 stainless steel, treated evaporator, castors with brakes
-
Optional black interior finish available
-
External dimensions: 78" x 31" x 80" (1982 x 788 x 2032 mm)
Resources & Downloads
See all from Hydra-Kool
Specifications
| Temperature Range (Freezer Mode) | -1°F to -6°F / -21°C to -18°C |
| Temperature Range (Refrigerator Mode) | 33°F to 39°F / 0°C to 4°C |
| Net Volume | 30.6 cu. ft. / 867 L |
| Total Display Area (TDA) | 30 sq. ft. / 2.13 sq. m |
| Refrigerated Shelf Area | 40.6 sq. ft. / 3.77 sq. m |
| Shelving | 4 levels, removable, adjustable, tiltable |
| Doors | 3 self-closing hinged, double tempered glass |
| Lighting | Vertical LED |
| Temperature Control | Electronic controller |
| Defrost | Electric, programmable automatic |
| Condensate Management | Electric evaporation |
| Cooling System | Ventilated, self-contained |
| Refrigerant | R290 (GWP 3) |
| Insulation | PUR/H2O (polyurethane, water-blown) |
| External Dimensions (W x D x H) | 78" x 31" x 80" / 1982 x 788 x 2032 mm |
| Shelf Depth | 15.7 in. / 399 mm |
| Voltage (Standard) | 230V / 1 Ph / 50 Hz |
| Voltage (Optional) | 115V-60Hz, 120V-60Hz, 220V-60Hz |
| Nominal Power | 2,906W |
| Electric Current | 14.23A |
| Total Energy Consumption | 28.700 kWh/24h |
| Annual Energy Consumption | 10,475.50 kWh/annum |
| Energy Efficiency Class | C |
| Climate Class | L1/M1 (25°C, 60% R.H.) |
| Exterior Finish | Front decoration in painted plate (RAL); display area in skinplate; solid sides |
| Installation Type | Plug-in, adjustable feet (castors with brakes optional) |
Manufacturer's Warranty
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1 Year
Labor
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1 Year
Parts
Certifications & Approvals
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ETL US & Canada
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ETL Sanitation

