Alto-Shaam 500-HWILF/D4 Halo Heat Steam Tables & Food Wells - 500-HWILF/D4
Model 500-HWLF/D4 • EcoSmart® electric drop-in well
Elevate buffet lines, cafeterias and grab-and-go counters with the unmatched holding performance of Alto-Shaam’s patented Halo Heat®. This waterless well gently surrounds food with radiant heat, locking in moisture and flavor while slashing energy and maintenance costs.
Features
- Waterless Halo Heat® system—no steam, plumbing, lime scale or drain lines to worry about.
- Large flange drops directly into countertops for a clean, finished appearance.
- (5) individually controlled wells let you dial in the perfect temperature for each menu item.
- 4-3/8 in deep wells fit standard 4" deep 12 × 20 full-size pans and equivalents.
- Includes ten divider bars to configure half- or third-size pans for merchandising flexibility.
- All-stainless construction stands up to daily commercial use and cleans up quickly.
- EcoSmart® technology delivers up to 28 % energy savings versus traditional steam wells.
- Cooler kitchen, safer staff—eliminates hot water and open steam.
- Globally certified: cULus, UL EPH Classified, CE, TUV NORD | IPX3 splash protection.
Sspecifications
| Pan capacity |
5 full-size (12 × 20 in) pans
10 half-size or 15 third-size pans |
| Well depth |
4-3/8 in (111 mm) – designed for 4" pans |
| Exterior (H × W × D) |
7-5/16 × 70-7/16 × 27-1/16 in
(185 × 1787 × 686 mm) |
Counter cut-out
(combustible surface) |
68 × 24-1/8 in (1727 × 613 mm) |
| Controls |
(5) adjustable thermostats | 60 °F–200 °F (16 °C–93 °C) |
| Electrical |
120 V / 208-240 V / 230 V, 1-phase, up to 3.0 kW
Factory 6-9 ft cord & plug (see spec sheet) |
| Net weight |
89.5 lb (41 kg) |
| Construction |
Seam-welded stainless steel wells & exterior; optional heat shield available |
What our Experts Think
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Four-Well Capacity – Ideal for serving multiple hot menu items at once.
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Halo Heat® Technology – Delivers even, gentle heat to maintain food flavor, texture, and moisture.
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Flush-Mount Design – Provides a clean, seamless look for buffet lines or serving stations.
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Independent Well Controls – Adjust each well separately for maximum flexibility.
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Durable & Efficient – Stainless steel build ensures reliability with reduced energy costs.
Q&A
Q: What is the Alto-Shaam 500-HWILF/D4?
A: A four-pan Halo Heat® drop-in hot food well with flush installation, designed to keep food at safe serving temperatures without water or steam.
Q: How many wells does it have?
A: It features four individually controlled food wells, offering flexibility for holding different menu items at once.
Q: What type of heating does it use?
A: Uses Alto-Shaam’s patented Halo Heat® technology, providing gentle, uniform heat without fans, water, or added humidity.
Q: What foods can it hold?
A: Perfect for soups, entrées, sides, and sauces, keeping them hot, fresh, and ready to serve.
Q: What makes it different?
A: The flush-mount design integrates seamlessly into serving counters, while Halo Heat® eliminates water maintenance and preserves food quality longer.
Q: Where is it best used?
A: Ideal for buffets, cafeterias, hotels, and restaurants needing a built-in hot food holding solution.
Q: What is it made of?
A: Constructed from durable stainless steel for long-lasting reliability and easy cleaning.
Maintenance Tips
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Clean wells and surfaces daily with warm water and mild detergent; never use abrasive cleaners that can damage finishes.
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Drain and dry food wells after each use to prevent scale, residue, and odor buildup.
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Regularly inspect seals, gaskets, and drains to ensure efficient heat retention and safe operation.
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Keep control panels and vents free from grease, dust, and debris for reliable performance.
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Always allow the unit to cool fully before cleaning or maintenance.
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Schedule periodic professional service to maintain consistent Halo Heat technology efficiency.
