Keysight (Agilent)
Keysight (Agilent) 432B
RF Power Meter
1 Channels
10 MHz to 40 GHz Frequency Range
±0.2% ±0.5 µW Accuracy
average Measurement Types
3 digit LED display Display

| Attribute | Value |
|---|---|
| Channels | 1 |
| Frequency Range | 10 MHz to 40 GHz |
| Accuracy | ±0.2% ±0.5 µW |
| Measurement Types | average |
| Display | 3 digit LED display |
| Compatible Sensors | 478A, 8478B, 486A series thermistor mounts |
| Power Range | 10 µW to 10 mW full scale, 4 ranges |
| Interfaces | recorder output 1 V full scale, BCD output |
| Dimensions | 130 × 155 × 279 mm |
| Weight | 3 kg |
Compatible power sensors
| Model | Frequency Range | Power Range | Sensor Type |
| 478A | 10 MHz to 10 GHz | -30 to +10 dBm | thermistor mount |
| 8478B | 10 MHz to 18 GHz | -30 to +10 dBm | thermistor mount |
| 486A | 8.2 to 40 GHz (X486A 8.2 to 12.4 GHz, P486A 12.4 to 18 GHz, K486A 18 to 26.5 GHz, R486A 26.5 to 40 GHz) | -30 to +10 dBm | thermistor mount |
| R486A | 26.5 to 40 GHz | -30 to +10 dBm | thermistor mount |
Keysight Technologies 432B Options:
- 432B - 001 - Rechargeable battery installed, provides up to 20 hours continuous operation
- 432B - 002 - Input connector placed on rear panel in parallel with front
- 432B - 003 - Input connector on rear panel only
- 432B - 009 - 3.1 m (10 ft) cable for 110-Ω or 200-Ω sensor
- 432B - 010 - 6.1 m (20 ft) cable for 100-Ω or 200-Ω sensor
- 432B - 011 - 15.2 m (50 ft) cable for 100-Ω or 200-Ω sensor
- 432B - 012 - 30.5 m (100 ft) cable for 100-Ω or 200-Ω sensor
- 432B - 013 - 61 m (200 ft) cable for 100-Ω or 200-Ω sensor
- 432B - 100 - 100 Vac operation, 48–66 Hz
- 432B - 910 - Extra operating and service manual
The Keysight (Agilent) 432B Digital Thermistor Power Meter measures power levels from 10µW to 10mW, offering precise measurement capabilities through its 3-digit display. This benchtop unit does not require external input power and uses a proprietary user interface for streamlined operation.
Ideal for legacy test setups, the 432B is best used in applications that do not require modern connectivity but demand reliability in power measurements.
Testwall can supply the used Keysight (Agilent) 432B, fully tested. With expert support and global delivery, Testwall ensures high-performance instrumentation with unmatched reliability and service quality. Please contact us directly if you need calibration or repair of the Keysight (Agilent) 432B.





