I can provide a large number of spare parts for old PCs.
eBay
OWON XSA800 Series Spectrum Analyzer Frequency Range from 9 kHz up to 1.5 GHz resolution ratio 1280×800 9 inches LCD XSA805/815
Aliexpress UK
Detect most of the gases containing chlorine, fluorine and bromine (halogen gas). This product works with all halogenated refrigerants (including chlorine and fluorine). Equipped with high-strength box to protect detector.
eBay
HOPI HP-9800 Handheld Power Meter Power Analyzer LED Metering Socket Measurable Current-voltage Power Factor
Aliexpress UK
High sensitivity: Equipped with highly sensitive sensors, it can respond to changes in the concentration of gases such as ammonia, helping users effectively prevent potential hazards. 1 x Ammonia Gas Detectors.
eBay
New Original TinySA ULTRA Handheld Tiny Spectrum Analyzer TinySA 4 Inch Touch Screen Build in Battery
Aliexpress UK
It also features a unique wireless module, to allow for connectivity with a range of peripheral devices, thus providing future-proof functionality. Tests the performance and safety of any fossil fuelled /petrol engine and can also be used to test in-vehicle air quality, cab heaters, motorbikes, scooters, generators etc.
eBay
CANable 2.0 USB To CAN Cangaroo Candlelight CAN-FD SLCAN Firmware Debugger CAN Bus Analyzer Debugging Software Communication
Aliexpress UK
Right angled flue adapter tight space tool for Anton, Testo, Kane or any 6mm flue gas probe. This model will NOT fit the Kane model with the small barbs at the end. - Designed to fit any 15mm horizontal and 12mm vertical flue test points.
eBay
AC85-265V 16A Tuya WiFi Smart EU Socket Voltmeter Ammeter Power Meter Curve Electricity Bill Energy Consumption Analyzer Monitor
Aliexpress UK
Working fine for flue gas readings and tightness testing.
eBay
Portable Color Analyzer,Mobile APP Colorimeter,RGB,HBS,etc 38 Indexes,Precise 0.01 for Color Matching,Measuring Color Difference
Aliexpress UK
Peristaltic pump 20251352 Gas analyzer drain pump. water storage tanks, etc. After the gas analyzer condenser, the water tank, etc., in a continuous vacuum state to extract the gas separated from the.
eBay
SONOFF ZBDongle-E USB Dongle Plus Zigbee 3.0 Wireless Zigbee Gateway Analyzer Smart Home Automation Via Ewelink Alexa Google
Aliexpress UK
We will send you an invoice. Warranty : 1 month. Condition: Used.
eBay
Makerbase CANable USB to CAN canbus debugger analyzer adapter Isolated VESC XDRIVE klipper
Aliexpress UK