Alto-Shaam 400-HW/D4 Halo Heat Steam Tables & Food Wells - 400-HW/D4
EcoSmart® electric holding with no water, steam or drains required
Keep menu items hot, fresh and ready to serve while slashing utility and maintenance costs. Alto-Shaam’s 400-HW/D4 uses gentle, radiant Halo Heat® technology to surround each pan with even heat—no boiling water, fans or harsh elements—so food quality and moisture stay locked in for hours.
Features
- Holds (4) full-size 12 × 20 in pans, 4 in deep (pans sold separately)
- Waterless design eliminates plumbing, lime/scale build-up and steam hazards
- Precise adjustable thermostat for each well—dial in the perfect holding temperature
- Durable stainless steel well and flange resist corrosion and daily wear
- EcoSmart® efficiency: only 243 BTU/hr heat gain to your kitchen
- Third-party approvals: cULus, UL EPH Classified, CE, IPX3, TÜV NORD
Flexible pan capacity
- 4 × full-size or GN 1/1 pans
- 8 × half-size or GN 1/2 pans
- 12 × third-size or GN 1/3 pans
Specifications
| Model |
400-HW/D4 |
| Exterior dimensions (H × W × D) |
7-5/16 in × 54 in × 23-1/8 in (185 × 1371 × 586 mm) |
| Well dimensions (H × W × D) |
4-3/8 in × 50-15/16 in × 20-3/16 in (111 × 1294 × 512 mm) |
| Well depth |
4-3/8 in — ideal for 4 in-deep pans |
| Net weight |
71 lb (32 kg) |
| Electrical options* |
120 V / 1-ph / 20 A / 2.4 kW
208 V / 1-ph / 8.7 A / 1.8 kW
240 V / 1-ph / 10 A / 2.4 kW
230 V / 1-ph / 10.4 A / 2.4 kW |
| Cord & plug |
6 ft (120 V) or 9 ft (208-240 V) cord; NEMA L5-30P, 6-15P or CEE 7/7 plug (per voltage) |
| Heat rejection |
243 BTU/hr (0.07 kW) |
| Ingress protection |
IPX3 splash-proof |
| Certifications |
cULus, UL EPH, CE, TÜV NORD, EcoSmart® |
What’s included
- (8) half/third-size divider bars
- (3) large pan divider bars
- Remote or flush-mount control box with 6 ft conduit (back exit standard, bottom exit optional)
- Comprehensive operator manual
What our Experts Think
-
Halo Heat® Technology – Provides gentle, even heat to maintain food quality without drying or overcooking.
-
Four-Well Design – Large capacity for holding multiple dishes simultaneously, ideal for high-volume operations.
-
Durable Stainless Steel Construction – Built to withstand heavy commercial use and easy to clean.
-
Energy-Efficient Operation – Maintains consistent holding temperatures while minimizing power consumption.
-
Perfect for Buffets, Catering & Large Restaurants – Ensures food stays hot, fresh, and visually appealing during service.
Q&A
Q: What is the Alto-Shaam 400-HW/D4 used for?
A: It’s a commercial hot food holding unit with Halo Heat® technology, designed to keep foods warm, moist, and ready for service.
Q: How many wells does it include?
A: The 400-HW/D4 features four heated wells, each independently controlled for precise temperature management and flexible menu options.
Q: What makes this steam table unique?
A: Its Halo Heat® radiant system provides gentle, even heat without water or steam, preserving flavor, moisture, and texture while reducing maintenance and energy usage.
Q: What types of food can it hold?
A: Ideal for meats, vegetables, soups, sides, and prepared entrees, keeping them at safe serving temperatures.
Q: Where is this unit commonly used?
A: Perfect for restaurants, hotels, buffets, schools, hospitals, and catering operations needing reliable, high-quality hot food holding.
Maintenance Tips
-
Four hot food wells with Halo Heat® technology for gentle, even warming
-
Maintains food moisture, flavor, and texture without water or steam
-
Independent well controls for precise temperature management
-
Durable stainless steel construction built for long-term commercial use
-
Smooth surfaces and removable pans for easy cleaning
-
Energy-efficient operation helps reduce operating costs
-
Ideal for buffets, cafeterias, and catering service lines
