HartScientific 5665 Series – Miniature immersion secondary thermistor probes
Each probe includes
- Probe linearization coefficients
- Programmed INFO-CON connector
- Resistance vs temperature table
- Termination to match your thermometer readout (see specchart)
5665 Series – Miniature immersion secondary thermistor probes: Feature the stability necessary for use as high-accuracy thermometry standards, and if you”re looking for economical lab-grade thermistor probes for accurate work across a narrow temperature range.
- Miniature Immersion Probe
- Resistance: Nominal 10,000W at 25 °C
- Range: 0 °C to 100 °C
- Calibration: R vs. T table with 0.1 °C increments,interpolation equation furnished
- Calibration Uncertainty: Table and equation areaccurate to ±0.01 °C
- Drift: Better than ±0.01 °C per year
- Repeatability: Better than ±0.005 °C
- Termination: Info-Con for 1521 or 1522 HandheldThermometer





![Lowrance Eagle Power Cord f/Eagle 5/7/9Eagle Eye 9 [000-16314-001]](https://www.pipekitparts.com/wp-content/uploads/2026/10/lowrance-eagle-power-cord-f-eagle-5-7-9eagle-eye-9-000-16314-001.webp)
![Lowrance Elite FS 12 Suncover [000-16444-001]](https://www.pipekitparts.com/wp-content/uploads/2026/10/lowrance-elite-fs-12-suncover-000-16444-001.webp)
![Lowrance Eagle 5" Suncover [000-16249-001]](https://www.pipekitparts.com/wp-content/uploads/2026/10/lowrance-eagle-5-suncover-000-16249-001.webp)
