Keysight (Agilent)
Keysight (Agilent) 8485A
50MHz-26.5GHz 100mW Power Sensor
thermocouple Sensor Type
3.5 mm male Connector
0.2 kg Weight
50 MHz to 26.5 GHz (33 GHz with Opt. 033) Frequency Range
-30 to +20 dBm (1 µW to 100 mW) Power Range

| Attribute | Value |
|---|---|
| Sensor Type | thermocouple |
| Connector | 3.5 mm male |
| Weight | 0.2 kg |
| Frequency Range | 50 MHz to 26.5 GHz (33 GHz with Opt. 033) |
| Power Range | -30 to +20 dBm (1 µW to 100 mW) |
| Maximum Power | 300 mW average, 15 W peak (30 W·µs per pulse) |
| SWR | 1.15 max. at 50 to 100 MHz, 1.10 max. at 100 MHz to 2 GHz, 1.15 max. at 2 to 12.4 GHz, 1.20 max. at 12.4 to 18 GHz, 1.25 max. at 18 to 26.5 GHz |
| Compatible Meters | EPM N1913A/N1914A, E4418B/E4419B, EPM-P E4416A/E4417A, P-Series N1911A/N1912A, 43xA/B, E1416A, 70100A |
Compatible power meters
435B · 436A · 437B · 438A · E4418A · E4419A · EPM-441A · EPM441A · EPM-442A · EPM442A · E4418B · E4419B · E4416A · E4417A · N1913A · N1914A · N1911A · N1912A · N8262A
The Keysight (Agilent) 8485A Power Sensor delivers high-frequency power measurements from 50 MHz to 26.5 GHz, supporting a power range of 1 µW to 100 mW. Featuring a high-precision APC-3.5mm (male) connector, this sensor is designed for seamless integration with Keysight (Agilent) power meters including EPM-441A, EPM-442A, 435B, 436A, 437B, 438A, 70100A, E1416A, E4418A/B, and E4419A/B. With a linearity accuracy of 0.6 dBm, it ensures precise signal tracking across its full bandwidth.
Ideal for microwave signal applications and broad-spectrum RF testing, the 8485A offers reliable power sensing with excellent repeatability and minimal mismatch loss.
Testwall can supply the used Keysight (Agilent) 8485A, 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) 8485A.





