Alto-Shaam 300-HWI/D4 Halo Heat Steam Tables & Food Wells - 300-HWI/D4
Waterless holding technology for consistently fresh, ready-to-serve food
Give your buffet, cafeteria line or made-to-order station the unbeatable holding performance of Alto-Shaam’s patented Halo Heat®. This gentle, radiant heat surrounds food evenly—no water, steam or fans required—so every bite tastes as fresh as the first while you slash utility and maintenance costs.
Features
- Waterless Halo Heat® design extends holding times without scorching or drying food.
- No plumbing or drains to install—drop it in, plug it in, start serving.
- Three independent thermostatic controls let you fine-tune each 12" × 20" well section.
- EcoSmart® efficiency lowers energy use and eliminates lime/scale service calls.
- 304 stainless steel well and flange stand up to daily commercial abuse.
- Includes six half/third-size divider bars for flexible pan layouts (pans not included).
- Cool-to-touch exterior improves employee safety and guest comfort.
- Fully certified: cULus, UL EPH, CE, IPX3 & TÜV NORD for hassle-free code compliance.
Specifications
| Pan Capacity* |
3 × Full-Size 12" × 20"
6 × Half-Size
9 × Third-Size |
| Well Depth |
4-3/8" – accepts 4" deep pans |
| Overall (H × W × D) |
7-5/16" × 40-15/16" × 23-1/8" (185 × 1039 × 586 mm) |
| Cut-Out (non-combustible) |
39-13/16" × 22-1/8" (1011 × 562 mm) |
| Interior Well (H × W × D) |
4-3/8" × 37-7/8" × 20-3/16" (111 × 962 × 512 mm) |
| Electrical |
120 V 1 ph 50/60 Hz 1.8 kW 15 A (NEMA 5-20P)
208 V 1 ph 50/60 Hz 1.4 kW 6.5 A (NEMA 6-15P)
240 V 1 ph 50/60 Hz 1.8 kW 7.5 A (NEMA 6-15P)
230 V 1 ph 50/60 Hz 1.8 kW 7.8 A (CEE 7/7) |
| Construction |
304 stainless steel well & flange, insulated housing, attached control box |
What’s in the Box
- Halo Heat® 300-HW/D4 drop-in hot food well
- Integrated control box with 3 independent thermostats (approx. 9 ft cord, voltage-dependent)
- 6 half/third-size pan divider bars
- Installation & operation manual
What our Experts Think
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3-Well Hot Holding – Provides ample capacity for keeping multiple menu items hot and ready for service.
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Halo Heat® Technology – Uses gentle, even radiant heat instead of harsh elements or steam, helping preserve food texture, flavor, and moisture.
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Insulated Wells – Designed for improved energy efficiency and consistent performance.
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Drop-In Configuration – Fits neatly into counters or serving lines, making it ideal for both front- and back-of-house applications.
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Durable Stainless Steel Build – Ensures long-lasting reliability in heavy-use commercial kitchens.
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Low Maintenance Operation – No water, steam, or fans required, reducing scale buildup and service needs.
Q&A
Q: What is the Alto-Shaam 300-HWI/D4?
A: It’s a Halo Heat® hot food drop-in unit with four independent wells, designed for consistent, gentle holding without added water or harsh heat.
Q: What does the “HWI” designation mean?
A: “HWI” indicates it is a hot food well with individual controls, allowing each of the four wells to operate at different temperatures for menu flexibility.
Q: How does Halo Heat® technology work?
A: Halo Heat® uses a gentle, radiant heating method that surrounds food evenly, preventing hot and cold spots while maintaining moisture and freshness.
Q: Do these wells require water or plumbing?
A: No. Unlike traditional steam tables, Halo Heat® wells are waterless, reducing installation costs, maintenance, and energy use.
Q: What size pans does it accept?
A: Each well can hold full-size or fractional pans, giving operators the flexibility to adapt to menu needs.
Q: Where is this model best used?
A: Perfect for buffet lines, cafeterias, hotels, and catering stations, where extended holding and consistent food quality are essential.
Maintenance Tips
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Clean food wells and interior surfaces daily with warm water and mild detergent.
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Sanitize food-contact areas regularly to ensure safe food holding.
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Monitor and maintain proper water levels for consistent heating.
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Inspect gaskets, hinges, and hardware often; replace if worn or damaged.
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Avoid harsh cleaners or abrasive pads that can scratch stainless steel.
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Drain and descale wells periodically to prevent mineral buildup.
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Schedule professional maintenance to ensure long-term heating efficiency.
