Smart Heater© Replacement Sensors
| Model | Leadwire | Descriptions | Amps |
| Option A | 2 Red | One-time fuse, temperature under 200° F (93.3° C) | 25 |
| Option AH | 2 Yellow | One-time fuse, temperature over 200° F (93.3° C) | 25 |
Retrofit sensors available to adapt CLEPCO heater products to other brand installations. Consult factory.