Keithley
Keithley 7173-50
High Frequency Two-pole Matrix Card, 4x12
Keithley 7001, 7002 Switch/Control Mainframes Compatible Mainframe
50-Pin DIN Matrix Card Card Type
4 x 12 (expandable to 4 x 36 with three cards) Matrix Configuration
110 V DC or RMS Maximum Voltage
1 A per channel Maximum Current

| Attribute | Value |
|---|---|
| Compatible Mainframe | Keithley 7001, 7002 Switch/Control Mainframes |
| Card Type | 50-Pin DIN Matrix Card |
| Matrix Configuration | 4 x 12 (expandable to 4 x 36 with three cards) |
| Maximum Voltage | 110 V DC or RMS |
| Maximum Current | 1 A per channel |
| Maximum Power | 1 W per channel |
| Contact Resistance | Less than 1 Ω initial |
| Insulation Resistance | Greater than 10^9 Ω at 500 V DC |
| Relay Type | Reed relays |
| Connector Type | 50-Pin DIN connector for signal connections |
Keithley 7173-50 Options:
- 7173-50 - 3Y-EW - 1-year factory warranty extended to 3 years from date of shipment
- 7173-50 - CSEP - Expansion cables (four 25-inch cables) to expand switching configuration to include more than one Model 7173-50
| Model | 7173-50 |
|---|
The Keithley 7173-50 offers 200MHz bandwidth and 50Ω impedance in a 4×12 configuration with <15µV offset per crosspoint. It supports 2-pole switching and is compatible with Models 707A, 707B, 708A, and 708B.
Ideal for high-frequency applications, the 7173-50 ensures accurate DC switching with minimal offset and excellent signal integrity.
Testwall can supply the used Keithley 7173-50, 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 Keithley 7173-50.





