VWR Analog Dual Heat Block, Cat. #: 12621-110, 230V
Temperature Range
± 2°C at 37°C (± 4°C at 60°C)
Temperature Stability
± 0.1°C at 37°C
Temperature Uniformity
± 0.4°C at 37°C (± 0.6°C at 60°C)
- Ideal for incubation, activation of cultures, enzyme reactions, and immunoassays
- Versatile performance suitable for melting and boiling point determinations
- Heat indicator light provides clear visual confirmation of heater operation
- Built-in thermometer well accommodates glass or digital probes for accurate readings
- Compact, low-profile design conserves valuable bench space
- Reliable temperature consistency ideal for a wide variety of laboratory applications

All of our equipment is fully tested before being shipped.
The VWR Analog Dual Heat Block, Cat. #: 12621-110, 230V includes:
- > Power Cord
- > Operator's Manual
- > Full 180 Day Parts and Labor Warranty
- > Please Note: Heat blocks are NOT INCLUDED with this Dry Bath Heater. If you require heat blocks, please inquire
VWR Analog Dual Heat Block, Cat. #: 12621-110, 230V Specifications
| Temperature Range | Ambient +5° to 150°C |
| Temperature Stability | ± 2°C at 37°C (± 4°C at 60°C) |
| Temperature Uniformity | ± 0.4°C at 37°C (± 0.6°C at 60°C) |
| Dimensions (L x W x H) | 15.4 x 8 x 3.5 in (39.1 x 20.3 x 8.9 cm) |
| Weight | 6.4 lbs. (2.9 kg) |
| Electrical Requirements | 230V, 50/60Hz, 0.9A, 210W |
- Verify the number and correct sizes of heat blocks to ensure compliance with system specifications
- Test functionality of all displays, knobs, and switches, ensuring reliable control and accurate readings
- Inspect all internal wiring for any signs of damage, including frays or compromised insulation
- Clean internal insulation and chamber to maintain optimal thermal efficiency and system hygiene
- Check machine feet and confirm the unit sits properly balanced for stable operation
- Use an independent temperature probe to confirm heating accuracy within the specified temperature range
- Validate temperature uniformity across heat blocks for consistent thermal distribution
- Inspect line cord for any signs of wear, cuts, or damage affecting safety or performance
- Ensure cosmetic condition meets quality standards, free of damage that could impact operation or aesthetics
Technician Inspection and Recertification Checklist: Dry Bath Heater
The Following Checklist Is to Be Performed on All Incoming and Outgoing Equipment| Task | Completed? | Remarks? |
| Verify the number and sizes of heat blocks | Completed | |
| Test functionality of displays, knobs, and switches | Completed | |
| Inspect internal wiring for damage | Completed | |
| Clean internal insulation and chamber | Completed | |
| Check machine feet for proper balance | Completed | |
| Confirm heat within range using an independent probe | Completed | |
| Validate temperature uniformity across heat blocks | Completed | |
| Inspect line cord for damage | Completed | |
| Ensure cosmetic condition is acceptable | Completed |
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