Scientemp 34-09A Chest Freezer (9 cu ft), 115 V / 60 Hz vs Scientemp Model 40-21 Chest Freezer 0°C to -40°C with 21 Cu. Ft. Capacity 230V
Which should you choose?
- ▸If budget is the priority, Scientemp 34-09A Chest Freezer (9 cu ft), 115 V / 60 Hz is the lower-cost option; Scientemp Model 40-21 Chest Freezer 0°C to -40°C with 21 Cu. Ft. Capacity 230V lists higher and typically adds capability or capacity.
Specifications side by side
| Spec | Scientemp 34-09A Chest | Scientemp Model 40-21 |
|---|---|---|
| Type | Chest-style laboratory freezer | — |
| Alarm | Audible only (no battery backup) | — |
| Class | Capital — laboratory freezer | — |
| Casters | 4 locking casters | — |
| Defrost | Manual (cold-wall evaporator) | — |
| Capacity | 9 cu ft | — |
| Compressor | 1/8 hp (single stage) | — |
| Insulation | Urethane foam | — |
| Door / lock | Key-locking | — |
| Running amps | 7 A (115 V) | — |
| Refrigeration | R-404A (single stage) | — |
| Voltage options | 115 V / 60 Hz (this model is single-voltage per the 34-09 spec table) | — |
| Temperature range | 0°C to -34°C (-30°F) | — |
| Voltage (this SKU) | 115 V / 60 Hz, single phase | — |
| Exterior dimensions | 35"H x 37"W x 26"D | — |
| Interior dimensions | 26.5"H x 32.25"W x 18.5"D | — |
| Temperature controller | Love digital display | — |
| Tags | — | Freezers, Low Temp, Manual Defrost |
| Style | — | Chest |
| Voltage | — | 230V |
| Temp Range | — | (Low Temp) ~0°C to ~-40°C |
| Size / Capacity | — | 21 Cu. Ft. / 595L |
Highlighted rows differ. Specs are sourced from manufacturer documentation.
FAQ
- What's the difference between the Scientemp 34-09A Chest Freezer (9 cu ft), 115 V / 60 Hz and the Scientemp Model 40-21 Chest Freezer 0°C to -40°C with 21 Cu. Ft. Capacity 230V?
- The main differences are in Type, Alarm, Class. The table above shows every spec side by side; the decision guide highlights which fits which use case.
- Which should I buy?
- If budget is the priority, Scientemp 34-09A Chest Freezer (9 cu ft), 115 V / 60 Hz is the lower-cost option; Scientemp Model 40-21 Chest Freezer 0°C to -40°C with 21 Cu. Ft. Capacity 230V lists higher and typically adds capability or capacity.
- Do both carry a warranty?
- Yes — both are sold through Legacy Lab Supplies as an authorized distributor and carry full manufacturer warranty.
Still deciding? Our team compares options with you — no pressure.