| 1DVR001A | ROM/CD-R/RW drive |
| 1KBD001A | USB keyboard-smaller keyboard |
| 1MSE001A | Mouse |
| MLP001A | Minimum loss pad, 50 to 75 ohm |
| 1CN103A | Handle kit 177.0mm H (4U) - two front handles - New Phantom Gray Color |
| 1CP105A | Rack mount flange and handle kit 177.0mm H (4U) - two brackets and front handles - Phantom Gray Color |
| 12M | |
| 1CM113A | Rack mount flange kit 177.0mm H (4U) - two flange brackets - New Phantom Gray Color |
| 1CR013A | Rack Slide Kit for 11in, 14in, and 16in Mounting Holes |
| CV1117A | Cover, Front Panel, Phantom Gray for 4U X-Series Signal Analyzers |
| 24M | |
| 36M | |
| 60M | |
| A6J | ANSI Z540-1-1994 Calibration |
| B40 | Analysis bandwidth, 40 MHz |
| C12 | |
| C36 | |
| C60 | |
| CR3 | Connector rear, second IF output |
| CRP | Connector, programmable rear IF output |
| N90EMEDPB | Enhance Display Package |
| N90EMTDSB | Time Domain Scan |
| EA3 | Electronic attenuator, 3.6GHz |
| EXM | External mixing |
| FSA | Fine resolution step attenuator |
| M01 | |
| M02 | |
| M03 | |
| N9073EM0E | W-CDMA/HSPA+ Measurement Application |
| N9077EM0E | WLAN 802.11a/b/g/j/p/n/af/ah Measurement Application |
| N9080EM0E | LTE and LTE-Advanced FDD Measurement Application |
| N9081EM0E | Bluetooth (TM) Measurement Application |
| N9082EM0E | LTE and LTE-Advanced TDD Measurement Application |
| N9083EM0E | |
| N9084EM0E | Short Range Communications and IoT Measurement Application |
| N9085EM0E | 5G NR Measurement Application |
| N9054EM0E | Vector Modulation Analysis Digital Demodulation Measurement Application |
| N9061EM0E | Remote Language Compatibility Measurement Application |
| N9062EM0E | SCPI Language Compatibility Measurement Application |
| N9063EM0E | Analog Demodulation Measurement Application |
| N9067EM0E | Pulse Analysis Measurement Application |
| N9068EM0E | Phase Noise Measurement Application |
| N9069EM0E | Noise Figure Measurement Application |
| N9071EM0E | GSM/EDGE/Evo Measurement Application |
| E6141EM0E | EMI Measurement Application |
| E9054EM0E | Vector Modulation Analysis Digital Demodulation Measurement Application |
| E9055EM0E | Power Amplifier Measurement Application |
| E9056EM0E | |
| E9061EM0E | Remote Language Compatibility Measurement Application |
| E9062EM0E | SCPI Language Compatibility Measurement Application |
| E9063EM0E | Analog Demodulation Measurement Application |
| E9067EM0E | Pulse Analysis Measurement Application |
| E9068EM0E | Phase Noise Measurement Application |
| E9069EM0E | Noise Figure Measurement Application |
| E9071EM0E | GSM/EDGE/Evo Measurement Application |
| E9072EM0E | cdma2000 Measurement Application, remote control only |
| E9073EM0E | W-CDMA/HSPA+ Measurement Application |
| E9076EM0E | EV-DO Measurement Application, remote control only |
| E9077EM0E | WLAN 802.11a/b/g/j/p/n/af/ah Measurement Application |
| E9079EM0E | TD-Scdma/HSPA Measurement Application, remote control only |
| E9080EM0E | LTE and LTE-Advanced FDD Measurement Application |
| E9081EM0E | Bluetooth (TM) Measurement Application |
| E9082EM0E | LTE and LTE-Advanced TDD Measurement Application |
| E9083EM0E | |
| E9084EM0E | Short Range Communication and IoT Measurement Application |
| E9085EM0E | 5G NR Measurement Application |
| N6141EM0E | EMI Measurement Application |
| E9077EM1E | WLAN 802.11ac/ax Measurement Application |
| E9054EM1E | Vector Modulation Analysis Custom OFDM Application |
| N9054EM1E | Vector Modulation Analysis Custom OFDM Application |
| N9060EM1E | |
| N9077EM1E | WLAN 802.11ac/ax Measurement Application |
| E9077EM2E | WLAN 802.11be Measurement Application |
| E9080EM3E | NB-IoT and eMTC FDD Measurement Application |
| N9080EM3E | NB-IoT and eMTC FDD Measurement Application |
| N9080EM4E | LTE V2X measurement application |
| E9080EM4E | LTE V2X Measurement Application |
| N90EMEMCB | Basic EMC Functionality |
| MPB | Microwave preselector bypass |
| N9071EMXE | Single Acquisition Combined GSM/EDGE/Evo Measurement Application |
| N9073EMXE | Single Acquisition Combined W-CDMA Measurement Application |
| NF2 | Noise floor extension, instrument alignment |
| P03 | Preamplifier, 3.6 GHz |
| P07 | Preamplifier, 7 GHz |
| P13 | Preamplifier, 13.6 GHz |
| P26 | Preamplifier, 26.5 GHz |
| N90EMFP2B | Fast power |
| P32 | Preamplifier, 100 kHz - 32 GHz |
| P44 | Preamplifier, 100 kHz - 44 GHz |
| PFR | Precision frequency reference |
| PRC | Portable configuration |
| N90EMESCB | External Source Control |
| SF1 | Security features, exclude launching programs |
| SF2 | Security features, prohibit saving results |
| SF3 | Security feature, secure RAM disk boot |
| N90EMPSMB | Power Suite Measurement Application |
| W10 | |
| YAS | Y-Axis Screen Video Output |