TUFZEN Electronics Tools & Test Gear

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FNIRSI LCR-P1 Multifunction Transistor Tester product image
Test & Measurement
M5Stack Cardputer Adv Programmable Computer StampS3A IoT Controller 56Key Keyboard Card Microcontrolle De product image
Development Boards
Heat Resistant Soft Silicone Wire 5 Colors in A Box Kit 30/28/26/24/22/20/18AWG Stranded Cable Electrical product image
Tools & DIY
DIY FM Radio Electronic Kit Adjustable Frequency 87-108MHZ LCD1602 Display PCB Soldering Project Practice product image
RF & Wireless Communication
Intelligent LCD Battery USB Charger - 1/2/4 Slots for 18650 4.2V Li-ion & 1.2V Ni-MH AA/AAA Rechargeable product image
Power Modules
DIY FM Radio Electronic Kit Adjustable Frequency 87-108MHZ LCD1602 Display PCB Soldering Project Practice product image
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MultimetersClamp, continuity and component testing. OscilloscopesBandwidth, sample rate and channels. BoardsESP32, Raspberry Pi and modules. RF & SDRLoRa, SDR and antenna hardware.

Best Sellers

Popular picks from TUFZEN customers
30% off
FNIRSI DMT-99 Digital Multimeter Current Voltage Tester product image
 4.9
14 Reviews
FNIRSI DMT-99 Digital Multimeter Current Voltage Tester
$45.25
$64.63
30% off
FNIRSI LC1020E Handheld Digital Bridge LCR Meter Auto-Ranging Inductance, Capacitance, Resistance Measure product image
 5.0
10 Reviews
FNIRSI LC1020E Handheld Digital Bridge LCR Meter Auto-Ranging Inductance, Capacitance, Resistance Measurement Tool
$80.00
$114.28
Sale
FNIRSI SAG-55 Micro Hot Air Gun 550W with Stand BGA Welding Repair Tools product image
 4.7
11 Reviews
FNIRSI SAG-55 Micro hot air rework tool 550W with Stand BGA Welding Repair Tools
From $75.00
Sale
FNIRSI HS-02 Adjustable Temperature Soldering Iron DC 20V 100-450C Welding Solder Rework Station PD 100W product image
 5.0
15 Reviews
FNIRSI HS-02 Adjustable Temperature Soldering Iron DC 20V 100-450C Welding Solder Rework Station PD 100W Portable Repair Tool
From $86.74
30% off
FNIRSI SG004A Signal Generator 4-20mA SDR Receiver GeneratorThe exterior has been updated to blue product image
 5.0
3 Reviews
FNIRSI SG004A Signal Generator 4-20mA SDR Receiver GeneratorThe exterior has been updated to blue
$138.00
$197.14
Sale
Sold out
M5Stack Cardputer Adv Programmable Computer StampS3A IoT Controller 56Key Keyboard Card Microcontrolle De product image
 5.0
49 Reviews
M5Stack Cardputer Adv Programmable Computer StampS3A IoT Controller 56Key Keyboard Card Microcontrolle Development Kit
From $51.56
Sale
EM-25/ EM-43 1.8-30MHz Shortwave Choke Coil Magnetic Ring Shortwave 1:1 Current Balun For HF Shortwave R product image
 5.0
14 Reviews
EM-25/ EM-43 1.8-30MHz Shortwave Choke Coil Magnetic Ring Shortwave 1:1 Current Balun For HF Shortwave Radio The Feeder
From $16.67
Sale
ESP32 Development Board / Module Wireless WiFi Bluetooth module Ultra-Low Power Consumption Dual Core 30P product image
 5.0
99 Reviews
ESP32 Development Board/ Module Wireless WiFi Bluetooth module Ultra-Low Power Consumption Dual Core 30Pin ESP32-32D Smart Home
From $3.42
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Test Equipment Picks

Multimeters, oscilloscopes, signal tools and inspection gear
30% off
FNIRSI LCR-P1 Multifunction Transistor Tester product image
 4.9
45 Reviews
FNIRSI LCR-P1 Multifunction Transistor Tester
$35.00
$50.00
30% off
FNIRSI LCR-ST1 Smart Tweezer Mini Tester product image
 5.0
31 Reviews
FNIRSI LCR-ST1 Smart Tweezer Mini Tester
$36.00
$51.42
30% off
FNIRSI DMT-99 Digital Multimeter Current Voltage Tester product image
 4.9
14 Reviews
FNIRSI DMT-99 Digital Multimeter Current Voltage Tester
$45.25
$64.63
30% off
FNIRSI LC1020E Handheld Digital Bridge LCR Meter Auto-Ranging Inductance, Capacitance, Resistance Measure product image
 5.0
10 Reviews
FNIRSI LC1020E Handheld Digital Bridge LCR Meter Auto-Ranging Inductance, Capacitance, Resistance Measurement Tool
$80.00
$114.28
Shop Test Equipment

Development Boards & Modules

ESP32, M5Stack, Flipper, Raspberry Pi and wireless module picks
Sale
Sold out
M5Stack Cardputer Adv Programmable Computer StampS3A IoT Controller 56Key Keyboard Card Microcontrolle De product image
 5.0
49 Reviews
M5Stack Cardputer Adv Programmable Computer StampS3A IoT Controller 56Key Keyboard Card Microcontrolle Development Kit
From $51.56
Sale
For Flipper Zero Modification Module 3IN1 NRF24+ESP32+CC1101 Development Board Multi-function WIFI Sniffe product image
 4.9
8 Reviews
For Flipper Zero Modification Module 3IN1 NRF24+ESP32+CC1101 Development Board Multi-function WIFI Sniffer Air Mousejacker
From $13.99
Flipper Zero BW16 5G WiFi Deauther Module Dual Band 2.4GHz 5GHz Pre-Flashed Firmware Compact Design Expan product image
 5.0
2 Reviews
Flipper Zero BW16 5G WiFi WiFi test Module Dual Band 2.4GHz 5GHz Pre-Flashed Firmware Compact Design Expansion Board Portable
$37.99
Sale
10pcs/1pc ESP32 Seeed Studio XIAO ESP32C6 WiFi 6+Bluetooth-compatible Ble 5 Zigbee Matter Wireless Develo product image
 5.0
49 Reviews
10pcs/1pc ESP32 Seeed Studio XIAO ESP32C6 WiFi 6+Bluetooth-compatible Ble 5 Zigbee Matter Wireless Development Board esp32C3
From $3.69
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New In

Fresh arrivals for current builds and repairs
37% off
FNIRSI SWM-20 Portable Spot Welder Double Pulse Battery Welding Machine 18650 Battery DIY Pack Welding To product image
 5.0
68 Reviews
FNIRSI SWM-20 Portable Spot Welder Double waveform Battery Welding Machine 18650 Battery DIY Pack Welding Tool 0.5mm Nickel Chip
$75.99
$120.00
Sale
FNIRSI TDM-120/TDM-120P Thermal Imaging Multimeter 2 in 1 IR Camera Tester 120x90 Resolution -20°C~400°C product image
 5.0
49 Reviews
FNIRSI TDM-120/TDM-120P Thermal Imaging Multimeter 2 in 1 IR Camera Tester 120x90 Resolution -20 deg C-400 deg C Touchscreen Temperature Alarm
From $169.99
Sale
FNIRSI Automatic DC Boost/Down Converter Power Supply Module CC CV 0.5-30V 3A 35W/4A 50W Adjustable Power product image
 4.9
21 Reviews
FNIRSI Automatic DC Boost/Down Converter Power Supply Module CC CV 0.5-30V 3A 35W/4A 50W Adjustable Power Supply Voltmeter
From $20.00
27% off
FNIRSI HS-03 Wireless Soldering Iron 10W Rechargeable Portable Soldering Iron 100-450C Adjustable Profess product image
 5.0
111 Reviews
FNIRSI HS-03 Wireless Soldering Iron 10W Rechargeable Portable Soldering Iron 100-450C Adjustable Professional Soldering Kit
$73.99
$100.00
53% off
FNIRSI FNB-C2 USB PD 3.1 Type-C Fast Charging Tester product image
 5.0
2 Reviews
FNIRSI FNB-C2 USB PD 3.1 Type-C Fast Charging Tester
$37.99
$80.00
16% off
FNIRSI CTG-20 Coating Thickness Gauge 0-1400um Fe nFe Fe+Zn Electroplate Metal & Putty Powder product image
 4.8
18 Reviews
FNIRSI CTG-20 Coating Thickness Gauge 0-1400um Fe nFe Fe+Zn Electroplate Metal & Putty Powder
$38.95
$45.99
Sale
FNIRSI TSG6020 TSG3020 Function Signal Generator 2Ch 60MHz/30MHz 200MSa/s Touchscreen and Type-C Power fo product image
FNIRSI TSG6020 TSG3020 Function Signal Generator 2Ch 60MHz/30MHz 200MSa/s Touchscreen and Type-C Power for Electronics Repair
From $199.99
Sale
FNIRSI LCR-ST2 2-in-1 Digital Tweezer Bridge LCR ESR Meter Tool product image
 5.0
13 Reviews
FNIRSI LCR-ST2 2-in-1 Digital Tweezer Bridge LCR ESR Meter Tool
From $47.99
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FNIRSI Test Equipment

Oscilloscopes, meters, signal tools, power supplies and soldering gear.

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FNIRSI — Best-Selling Test Equipment

FNIRSI Best Sellers

Test equipment from one of TUFZEN's strongest instrument brands
30% off
FNIRSI LCR-P1 Multifunction Transistor Tester product image
 4.9
45 Reviews
FNIRSI LCR-P1 Multifunction Transistor Tester
$35.00
$50.00
30% off
FNIRSI LCR-ST1 Smart Tweezer Mini Tester product image
 5.0
31 Reviews
FNIRSI LCR-ST1 Smart Tweezer Mini Tester
$36.00
$51.42
30% off
FNIRSI DMT-99 Digital Multimeter Current Voltage Tester product image
 4.9
14 Reviews
FNIRSI DMT-99 Digital Multimeter Current Voltage Tester
$45.25
$64.63
30% off
FNIRSI LC1020E Handheld Digital Bridge LCR Meter Auto-Ranging Inductance, Capacitance, Resistance Measure product image
 5.0
10 Reviews
FNIRSI LC1020E Handheld Digital Bridge LCR Meter Auto-Ranging Inductance, Capacitance, Resistance Measurement Tool
$80.00
$114.28
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