A large top-mount monoblock that can run a big walk-in cooler or a mid-size freezer without a refrigeration contractor. Check that your box roof can carry it.
Amazon $6,439The Elite Kitchen Supply XWZ400T rates 3.5 among cooling units walk-in coolers; the Norlake Kold Locker KLB7468-C rates 3.4 among walk-in coolers ones. The Elite Kitchen Supply XWZ400T costs $2,880.74 less ($6,439 vs $9,319.74).
Prices were last checked November 9, 2026. Product prices and availability are accurate as of that date and are subject to change; the price and availability shown on Amazon or the retailer's site at the time of purchase apply. As an Amazon Associate we earn from qualifying purchases.

A floorless 6 x 8 ft cooler for a kitchen or shop with a sealed floor. More room than the 6 x 6 for little more money, on the same small plug-in system.
Amazon $9,319.74Scores side by side
These two sit in different type classes (cooling units and walk-in coolers), and each is scored against the reference points for its own class, so a rating says how well each does among its own type peers. How we rank explains each factor.
| Factor weight | Elite Kitchen Supply XWZ400T | Norlake Kold Locker KLB7468-C |
|---|---|---|
| Overall rating | 3.5/5 | 3.4/5 |
| Value 30% | 26 $234.14 per 1,000 BTU/hr ($6,439, 27,501 BTU/hr) | 59 $194.16 per sq ft of floor ($9,319.74, 48 sq ft) |
| Cooling 25% | 95 27,501 BTU/hr | 57 85.4 BTU/hr per sq ft (4,100 BTU/hr for 48 sq ft) |
| Insulation / range 20% | 80 rated down to 0 F | 42 R-25 walls and ceiling |
| Completeness 10% | 100 ready to run once wired or plugged in | 60 refrigeration included, no floor |
| Warranty 15% | 0 warranty not published, scored as none | 56 15-year panels, 1.5-year parts |
Specifications
| Elite Kitchen Supply XWZ400T | Norlake Kold Locker KLB7468-C | |
|---|---|---|
| Box | ||
| Outside size | - | 6 x 8 ft |
| Height | - | 7 ft 4 in |
| Floor area | - | 48 sq ft |
| Interior volume | - | 270 cu ft |
| Indoor or outdoor | - | Indoor |
| Insulated floor | - | No |
| Door opening | - | 26 x 78 in |
| Insulation | ||
| Panel thickness | - | 4 in |
| Foam | - | Polyurethane (hfo, foamed in place) |
| Walls and ceiling | - | R-25 |
| Refrigeration | ||
| Refrigeration included | Yes | Yes |
| System | Monoblock (one piece) | Top-mount self-contained |
| System model | XWZ400T | CPB050PC-S-0 |
| Rated capacity | 27,501 BTU/hr (8,060 W) | 4,100 BTU/hr |
| Freezer rating | 3,800 W at 0 F | - |
| Box temperature | 0 to 50 F | 37 F |
| Compressor | 4 hp | - |
| Refrigerant | R-404A | R-290 |
| Electrical | 220/60/1 | 115/60/1 |
| Installation | Ready to run once wired | Ready to run once wired |
| Warranty and build | ||
| Panel warranty | - | 15 years |
| Parts warranty | - | 1.5 years |
| Compressor warranty | - | 1.5 years |
| Weight | 518 lb | - |