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Main image of FNIRSI FNB58 USB Tester, PD/QC, USB-C E-Marker Reader, 28V 7A, USB-A/C | PD2.0/3.0 & QC2.0/3.0, Voltage/Current/Power Monitoring, Real-Time Graphs, Capacity, Ripple, PD Trigger (NO APP/PC Software)

Alt view image 2 of 7 - FNIRSI FNB58 USB Tester, PD/QC, USB-C E-Marker Reader, 28V 7A, USB-A/C | PD2.0/3.0 & QC2.0/3.0, Voltage/Current/Power Monitoring, Real-Time Graphs, Capacity, Ripple, PD Trigger (NO APP/PC Software)

Alt view image 3 of 7 - FNIRSI FNB58 USB Tester, PD/QC, USB-C E-Marker Reader, 28V 7A, USB-A/C | PD2.0/3.0 & QC2.0/3.0, Voltage/Current/Power Monitoring, Real-Time Graphs, Capacity, Ripple, PD Trigger (NO APP/PC Software)

Alt view image 4 of 7 - FNIRSI FNB58 USB Tester, PD/QC, USB-C E-Marker Reader, 28V 7A, USB-A/C | PD2.0/3.0 & QC2.0/3.0, Voltage/Current/Power Monitoring, Real-Time Graphs, Capacity, Ripple, PD Trigger (NO APP/PC Software)

Alt view image 5 of 7 - FNIRSI FNB58 USB Tester, PD/QC, USB-C E-Marker Reader, 28V 7A, USB-A/C | PD2.0/3.0 & QC2.0/3.0, Voltage/Current/Power Monitoring, Real-Time Graphs, Capacity, Ripple, PD Trigger (NO APP/PC Software)

Alt view image 6 of 7 - FNIRSI FNB58 USB Tester, PD/QC, USB-C E-Marker Reader, 28V 7A, USB-A/C | PD2.0/3.0 & QC2.0/3.0, Voltage/Current/Power Monitoring, Real-Time Graphs, Capacity, Ripple, PD Trigger (NO APP/PC Software)

Alt view image 7 of 7 - FNIRSI FNB58 USB Tester, PD/QC, USB-C E-Marker Reader, 28V 7A, USB-A/C | PD2.0/3.0 & QC2.0/3.0, Voltage/Current/Power Monitoring, Real-Time Graphs, Capacity, Ripple, PD Trigger (NO APP/PC Software)

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FNIRSI FNB58 USB Tester, PD/QC, USB-C E-Marker Reader, 28V 7A, USB-A/C | PD2.0/3.0 & QC2.0/3.0, Voltage/Current/Power Monitoring, Real-Time Graphs, Capacity, Ripple, PD Trigger (NO APP/PC Software)

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LCD Display USB TesterFNIRSI FNB58 has a 2.0-inch TFT LCD display, integrated USB-A, Micro-USB, Type-C interface. It is a USB voltage andcurrent detection meter and a mobile communication terminal fast charging trigger with gravity sensor; Multifunction USB Digital TesterFNB58 uses external 16-bit ADC, PD protocol physical chip. FNB58 USB tester can monitor the voltage, current, power, resistance, capacity, D+/D- voltage etc, it can be used to test the fast charging protocol of chargers; Fast Charge Protocol Trigger DetectionFNB58 supports QC2.0/QC3.0, FCP/SCP, AFC, PD2.0/3.0, VOOC/WARP, Super VOOC 1.0/2.0 trigger. The above protocols all support automatic monitoring. MTK-PE automatic detection. Support QC2.O->PD2.0 protocol conversion; Parameter RecordingThe highest six-digit display of voltage, current and power. 10 sets of switchable capacity, power etc. Support low-speed waveform drawing, 2 sps-100 sps sampling rate. Support high-speed ripple drawing, up to 4 M sps sampling rate; USB tester detection functionThe resistance measurement of the wire by the differential pressure method. E-Marker Cable chip reading. DASH Cable data reading. Record of startup time. Onboard temperature measurement. PD monitor. Analog DASH cable; NoteTo support environmental protection and reduce paper use, the FNB58 does not include a printed manual. You can access the manual, firmware updates, and app information via the QR code provided in the packaging

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Product description FNB58 USB tester has a 2.0 -inch full-color ultra-wide viewing angle TFT LCD display, integrated USB-A, Micro-USB, Type-C interface. FNB58 uses external 16-bit ADC, PD protocol physical chip, it can be used to test the fast charging protocol of chargers. FNB58 can be used to measure the power supply or power consumption of products such as USB interfaces, mobile phone chargers, and U disks. FNB58 can be used to measure the charging power of mobile phones and the input and output of mobile power supplies. Four Functional Curve Display Real-time voltage and current curve View the change of the charging curve in real time, find the abnormal charging immediately.

Offline curve recording Supports up to 9 hours of offline voltage and current curve recording, charging process fully displayed. D+/D- voltage curve Charging protocols Changes. Master in real time. High-speed power ripple measurement Charger ripple measurement, easy to screen inferior chargers. Cable Detection Just Use FNB58 PD E-Marker Cable Detection Read data information of CC line with E-Marker chip DASH Cable Detection Read DASH cable chip related data Cable Interal Resistance Measurement Constant current load two-step fast measurement of wire resistance FNB58 USB tester FNB58 Standard USB tester FNB48P USB tester DMT-99 Multimeter DMC-100 Clamp Meter Add to Cart Add to Cart Add to Cart Add to Cart Add to Cart Customer Reviews 4.3 out of 5 stars 520 4.4 out of 5 stars 185 4.1 out of 5 stars 61.

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First Listed on Newegg	August 06, 2026

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Item#: 9SIC6T1M3T7419