products
Qa Series - Quartz Constant Temperature Bath 
The
Modutek Qa Series of Constant
Temperature Baths are the result of almost 20 years of evolutionary bath
design and a passion for establishing the quality and performance
standard in quartz baths. At Modutek, we define quality by the degree of
safety, reliability, and cost of ownership integrated into every aspect
of all our products.
Options
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Custom vessel sizes
-
Custom heater ratings
-
Custom housing materials
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Autolid
-
Model C1115a PCT
-
Refluxor
-
Chemical Inject System
-
Drain (Tube, Flaretek-style)
-
Drain Adapter (½” NPT, ¾” NPT, & ¾” Flaretek versions)
-
Aspirator
Drain (water assisted drain)
-
Teflon
Drain Valve (gravity drain)
-
Process
thermocouple
-
Liquid
level sensor kit
-
Magnetic Stirrer
- Quartz Bubbler
| Features |
Benefits |
| Bonded 5-sided heating element |
Improves process yield by faster, more efficient and even heating |
| Redundant safety devices |
Minimizes potential damage caused by runaway temperatures |
| Seamless, sloped flange design |
Improves uptime and reliability due to longer vessel life |
System Specifications |
| Applications |
Etching, Stripping, Cleaning |
| Chemical usage |
H2SO4, H2O2, HCl, etc. |
| Operating temperature range |
30° - 180° C |
| Process temperature control |
± 1° C (depends on controller and process) |
| Heat-up rate |
2° C per minute (rate affected by size of system, fluid, etc.) |
| One year warranty |
Facility Requirements |
| Electrical |
208VAC, 50/60Hz, 1Ø (Current requirements depend on bath size) |
Materials of Construction |
| Process Vessel |
Semiconductor grade, flame-polished, quartz |
| Housing |
UL-94 VO rated FRPP |
| Insulation |
High density alumina silica fiber rated to 1260° C |
| Heater |
High temperature, etched foil |
| Safety thermal switch |
Normally closed bimetallic switch opens at 205° C ± 10° C, 250VAC, 1Amp (100,000 cycles) |
| Overtemperature thermocouple |
J-type, iron-constantan, twisted and shielded, 20 gauge |
| Model |
Inside Dimension (ID)
L x W x D (in) |
Deck Cutout
L x W x D (in) |
Deck Area
L x W (in) |
Heater
(kW) |
| Qa16 |
7.75 x 7.75 x 9.81 |
10.13 x 10.13 x 10.00 |
11.63 x 11.63 |
2.2 |
| Qa18 |
12.00 x 11.00 x 11.69 |
14.38 x 13.38 x 11.88 |
15.88 x 14.88 |
3.7 |
| Qa24 |
11.50 x 7.50 x 7.81 |
13.88 x 9.88 x 8.00 |
15.38 x 11.38 |
2.5 |
| Qa25 |
13.50 x 7.50 x 8.81 |
15.88 x 9.88 x 9.00 |
17.38 x 11.38 |
2.5 |
| Qa26 |
16.00 x 8.00 x 9.81 |
18.38 x 10.38 x 10.00 |
19.88 x 11.88 |
3.0 |
| Qa28 |
21.50 x 11.50 x 11.69 |
23.88 x 13.88 x 11.88 |
25.38 x 15.38 |
7.0 |
| Qa112 |
17.88 x 10.75 x 16.00 |
20.25 x 13.13 x 17.69 |
21.75 x 14.63 |
9.0 |
|
