Description
Watlow 988A-22CD-AARG
High-precision PID temperature controller designed for demanding industrial thermal management applications
| Brand | Watlow |
| Model | 988A-22CD-AARG |
| Voltage | 100-240V AC |
| Country of Origin | USA |
| Weight | 0.4 kg |
| Dimensions | 96 x 96 x 100 mm |
| Warranty | 6 months |
| Certifications | CE, UL, cUL, RoHS |
| SKU / MPN | 988A-22CD-AARG |
| What’s in the box | Temperature Controller, mounting brackets, user manual |
| Control Type | PID Autotune |
| Display | Dual 4-digit LED |
| Sensor Input | Thermocouple / RTD |
| Output | Relay and DC Pulse |
| Communication | Modbus RS-485 |
| Mounting | Panel / DIN Rail |
Key benefits: Universal sensor input, autotune PID algorithm, dual LED display, Modbus communication, compact panel design
Typical applications: Heat treatment ovens, plastics extrusion, packaging machinery, semiconductor manufacturing, food processing, laboratory equipment
Lifecycle: Active product, long-term availability supported by Watlow
Our Advantages
Exact match for many brands
We make replacements easy with an exact match for almost any brand.
We use OEM catalogs to match your part number
Don't worry about ordering the wrong part by matching your part number with our OEM catalogs.
Competitively priced
Shop with confidence knowing we are offering very competitive pricing!
Orders usually ship the same day
Rest assured your order will arrive as soon as possible knowing we usually ship the same day.
Individually inspected
Before any package is shipped we carefully inspect every product to ensure quality.
Guaranteed for one full year
All of our New Surplus and Reconditioned products come with a 1 year warranty.
Run Business
Building a reputation for quality products at a reasonable price. Our inventory is far more extensive than what can be represented on our web site, so please call one of our knowledgeable salesmen with your specific needs.







Andrew C. –
The power supply unit is stable under full load. Better than expected.