TwinCool Frequency Conversion ULT Freezer
Choose Your capacity (578 / 728 / 828 L); all members carry dual independent refrigeration systems
3 models in this family — select one to see full specs, documents, and pricing.
Haier TwinCool −86°C Upright ULT Freezer , 578 L Dual-System
$17,850.00
Haier DW-86L728BPST TwinCool Dual-System -86 °C ULT Freezer, 728 L / 25.7 cf
$19,720.00
Haier DW-86L828BPST TwinCool -86°C ULT Freezer , Dual Refrigeration
$21,505.00
Not sure which model fits your work? Make sure your quote request has the "🤝 Help me choose" box checked — that way our team will get in touch for a consultation.
Coming from this page, we check the consultation box for you — uncheck it if you just want pricing.
Compare all 3 models
Every model in the TwinCool Frequency Conversion ULT Freezer family differs by capacity (578 / 728 / 828 L); all members carry dual independent refrigeration systems. Specifications that differ are shown below.
| Model | DW-86L578BPSTHaier TwinCool −86°C Upright ULT Freezer , 578 L Dual-System | DW-86L728BPSTHaier DW-86L728BPST TwinCool Dual-System -86 °C ULT Freezer, 728 L / 25.7 cf | DW-86L828BPSTHaier DW-86L828BPST TwinCool -86°C ULT Freezer , Dual Refrigeration |
|---|---|---|---|
| Price | $17,850.00 $21,000.00 | $19,720.00 $23,200.00 | $21,505.00 $25,300.00 |
| Chamber Capacity | 578 L / 20.4 cu ft | 728 L / 25.7 cu ft (500 × 2-in boxes) | 828 L / 29.2 cu ft (manifest: 829L) |
| Max Power | 1100 W | 1100 W | 1400 W |
| Refrigeration | Dual independent HC circuits, frequency conversion | TwinCool — dual independent HC systems, frequency-conversion | Dual independent hydrocarbon (frequency-conversion) systems, each holds -80°C |
| Power Supply | 100–230 V / 50/60 Hz | 100–230 V, 50/60 Hz | — |
| Cooling Performance | −86°C | — | -86°C |
| View DW-86L578BPST → | View DW-86L728BPST → | View DW-86L828BPST → |
Shared by every model in this family
- Sound Level:
- 42 dB(A)
- Cabinet Type:
- Upright
- Certification:
- UL, ENERGY STAR
- Temperature Range:
- -40°C to -86°C
- Controller / Display:
- Microprocessor, LCD touchscreen
Looking at other brands too?
Compare this class of equipment spec-by-spec across our brands — same size, different manufacturer, honest guidance on which fits your application.
