Alto-Shaam Halo Heat Steam Tables & Food Wells - 500-HW/D6
Waterless, EcoSmart holding technology for superior food quality & lower operating costs.
Replace traditional steam tables with the gentle, radiant heat of Alto-Shaam’s patented Halo Heat. The 500-HW/D6 delivers consistent, even holding temperatures without water, plumbing or fans—keeping menu items fresh, flavorful and ready to serve while saving on energy, labor and maintenance.
Features
- Waterless Halo Heat surrounds food evenly, extending hold times without drying or overcooking.
- Five 12" x 20" full-size pan capacity (6 in deep) – or mix & match with 1/2 and 1/3 pans using the included divider bars.
- Includes 10 half/third-size and 4 large pan divider bars for flexible merchandising.
- Adjustable thermostatic controller can be flush-mounted out of guests’ view for a clean counter line.
- No water means no lime or scale build-up, reduced maintenance and lower utility bills.
- 304 stainless steel well resists corrosion and cleans up quickly.
- EcoSmart design is cULus, UL EPH Classified, CE, IPX3 and TÜV NORD listed for worldwide code compliance.
- Improved employee & guest safety—eliminates hot steam and boil-overs.
Specifications
| Model |
500-HW/D6 • Halo Heat® Hot Food Well |
| Pan Capacity |
(5) full-size 12" × 20" pans
(10) 1/2-size OR (15) 1/3-size pans |
| Well Depth |
6-3/8" (162 mm) – accepts pans up to 6" (150 mm) deep |
| Overall Dimensions (H × W × D) |
9-5/16" × 67-1/16" × 23-1/8"
(235 × 1702 × 586 mm) |
| Counter Cut-out (non-combustible) |
66" × 22-1/8" (1676 × 562 mm) |
| Net Weight |
94.5 lb (43 kg) |
| Construction |
304 stainless steel well & flange |
| Controller |
Flush-mount thermostatic knob, 1–10 dial |
| Electrical Options* |
• 120 V / 1 ph / 25 A / 3.0 kW – NEMA L5-30P
• 208 V / 1 ph / 10.8 A / 2.3 kW – NEMA 6-15P
• 240 V / 1 ph / 12.5 A / 3.0 kW – NEMA 6-15P
• 230 V / 1 ph / 12 A / 3.0 kW – CEE 7/7 or BS 1363 |
What our Experts Think
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Industry-leading Halo Heat performance
The Alto-Shaam 500-HW/D6 uses gentle radiant heat to surround food evenly—maintaining temperature without hot spots, overcooking, or moisture loss, which is a major upgrade over traditional steam tables.
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High-capacity solution for demanding service lines
Designed to hold up to five full-size hotel pans, experts consider it ideal for buffets, cafeterias, and high-volume operations needing consistent multi-item hot holding.
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Waterless design = lower costs & zero hassle
No water, plumbing, or drainage required—eliminating lime buildup, maintenance issues, and installation complexity, while improving kitchen safety by removing hot steam.
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Precise temperature control for menu flexibility
Adjustable thermostatic controls allow operators to fine-tune holding temperatures, ensuring each dish stays at optimal serving condition.
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Improved food quality & reduced waste
The stable heat environment helps retain moisture, flavor, and appearance, extending holding times and minimizing shrinkage or product loss.
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Energy-efficient EcoSmart engineering
Designed to reduce energy usage compared to traditional steam wells, helping operators lower utility costs while maintaining performance.
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Durable, commercial-grade construction
Built with heavy-duty stainless steel, ensuring long-term reliability, corrosion resistance, and easy cleaning in busy kitchens.
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Seamless drop-in installation
The built-in design integrates cleanly into counters or serving lines, improving workflow efficiency and delivering a professional presentation.
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Safer and cleaner operation
With no boiling water or steam, it enhances workplace safety, hygiene, and overall kitchen comfort during continuous service.
Q&A
Q: What is the Alto-Shaam 500-HW/D6 used for?
A: It is a drop-in, waterless Halo Heat hot food well designed to hold multiple hot dishes at safe serving temperatures in buffets, cafeterias, and commercial kitchens.
Q: How does Halo Heat technology work?
A: It uses gentle radiant heat (no steam, water, or fans) to evenly surround food, preserving moisture, flavor, and texture without drying or overcooking.
Q: Does it require water or plumbing?
A: No. It is a fully waterless system, eliminating the need for plumbing, drains, or steam—reducing maintenance and installation costs.
Q: What is the capacity of the 500-HW/D6?
A: It holds 5 full-size 12" × 20" pans (up to 6" deep) and supports flexible configurations with half and third-size pans using divider bars.
Q: Does it offer independent temperature control?
A: Yes. It includes adjustable thermostatic controls (multi-zone in some configurations) for precise holding of different foods.
Q: What are the key advantages over traditional steam tables?
A: It provides better food quality, lower energy use, no lime buildup, and improved safety by eliminating hot water and steam.
Q: What type of installation does it require?
A: It features a drop-in design for seamless integration into counters or buffet lines with a clean, professional appearance.
Q: Where is it best used?
A: Ideal for hotels, buffets, catering lines, cafeterias, and high-volume foodservice operations needing reliable, multi-pan hot food holding.
Maintenance Tips
- Clean stainless-steel wells daily with mild detergent; avoid abrasives to protect surfaces and performance.
- Wipe dry after each use to prevent grease buildup, staining, and bacteria growth.
- Remove food debris promptly to maintain even Halo Heat distribution and consistent holding quality.
- Descale periodically if exposed to minerals—though waterless design reduces lime buildup vs. steam tables.
- Inspect thermostatic controls regularly to ensure accurate, safe holding temperatures.
- Check divider bars, seals, and hardware for wear to maintain proper heat consistency across wells.
- Keep ventilation and installation areas free of grease and debris for optimal energy efficiency.
- Avoid chlorine or harsh chemical cleaners that can damage stainless steel construction.
- Schedule preventive maintenance to ensure long-term reliability and EcoSmart efficiency.
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