AEG AS-S908-000
Part Number: AS-S908-000
Product Introduction:
The AS-S908-000 is a temperature sensor module used in AEG ovens for precise cavity temperature monitoring. It contains an NTC thermistor and signal conditioning circuitry that provides an accurate analog voltage output proportional to temperature.
Detailed content
Technical Specifications:
- Sensor Type: NTC Thermistor (Negative Temperature Coefficient)
- Resistance at 25°C: 10 kΩ (±1% Tolerance)
- B-Constant (B25/85): 3950K (±1%)
- Operating Temperature Range: -40°C to +300°C
- Output Signal: 0.5V to 4.5V (Analog, Linearized)
- Accuracy: ±1°C at 150°C
- Response Time: < 5 seconds (t63)
- Connector: 2-Pin Molex / AEG Proprietary (Rated 250V / 3A)
- Board Dimensions: Approximately 40 mm x 25 mm
Functions:
- Cavity Temperature Measurement for PID Control Loop
- Over-Temperature Safety Cut-Off Trigger (Threshold: ~320°C)
- Defrost Cycle Temperature Monitoring
- Pyrolytic Cleaning Cycle Temperature Verification
Material Composition:
- Thermistor Element: Mn-Ni-Co Oxide Ceramic (Epoxy Encapsulated)
- PCB: FR-4 (Small Form Factor)
- Signal Conditioning IC: Operational Amplifier (LM358 or Equivalent)
- Protective Sheath: Stainless Steel 304 (Length: 80mm, Diameter: 6mm)
Applicable Industry: Residential Oven Manufacturing, Appliance Repair & Calibration
Installation Requirements:
- Must be inserted into designated sensor well in oven cavity
- Sensor tip must be flush with inner cavity wall
- Wire routing must avoid contact with heating elements
Usage Precautions:
- Do not bend the stainless steel sheath — minimum bend radius: 15mm
- Replace only with AEG-specified NTC thermistor (10kΩ / B3950)
- Calibrate against reference thermometer after replacement












