---
product_id: 506601492
title: "FNB58 standard"
brand: "fnirsi"
price: "₹ 9967"
currency: INR
in_stock: true
category: "Fnirsi"
url: https://www.desertcart.in/products/506601492-fnb58-standard
store_origin: IN
region: India
---

# 28V 7A max power monitoring 2.0-inch TFT LCD display Supports PD/QC fast charge protocols FNB58 standard

**Brand:** fnirsi
**Price:** ₹ 9967
**Availability:** ✅ In Stock

## Summary

> ⚡ Power up your USB testing game with pro-grade precision!

## Quick Answers

- **What is this?** FNB58 standard by fnirsi
- **How much does it cost?** ₹ 9967 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.in](https://www.desertcart.in/products/506601492-fnb58-standard)

## Best For

- fnirsi enthusiasts

## Why This Product

- Trusted fnirsi brand quality
- Free international shipping included
- Worldwide delivery with tracking
- 15-day hassle-free returns

## Key Features

- • **Universal USB Interface:** Integrated USB-A, Micro-USB & Type-C ports for versatile device compatibility
- • **Precision Power Analytics:** High-speed sampling up to 4M sps with ripple, resistance & temperature measurement for expert diagnostics
- • **Advanced Cable Intelligence:** Reads USB-C E-Marker & DASH cable chip data to verify cable authenticity and performance
- • **Crystal-Clear Real-Time Data:** Vivid 2.0-inch TFT display with auto-rotate for instant voltage, current & power insights
- • **Pro-Level Fast Charge Detection:** Seamlessly triggers & monitors QC2.0/3.0, PD2.0/3.0, VOOC, Super VOOC & more protocols

## Overview

The FNIRSI FNB58 is a compact, multi-interface USB tester featuring a bright 2.0-inch TFT LCD that delivers real-time voltage, current, and power monitoring up to 28V/7A. It supports a wide range of fast charging protocols including PD2.0/3.0 and QC2.0/3.0, with advanced capabilities like USB-C E-Marker chip reading and high-speed ripple analysis. Designed for tech-savvy professionals, it offers precise diagnostics and active power triggering in a sleek metal housing, making it an essential tool for anyone serious about USB device and charger testing.

## Description

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): desertcart.com: Tools & Home Improvement

## Features

- 【LCD Display USB Tester】FNIRSI 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 Tester】FNB58 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 Detection】FNB58 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 Recording】The 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 function】The 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
- 【Note】To 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

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B0BS2ZS813 |
| Best Sellers Rank | #14,535 in Tools & Home Improvement ( See Top 100 in Tools & Home Improvement ) #14 in Voltage Testers |
| Brand Name | FNIRSI |
| Color | multi-color |
| Compatible Devices | USB devices, mobile phones, mobile power supplies, U disks, chargers |
| Customer Reviews | 4.4 4.4 out of 5 stars (189) |
| Included Components | USB Tester |
| Item Dimensions | 3.23 x 1.65 x 0.47 inches |
| Item Highlight | PD2.0/3.0 & QC2.0/3.0, Voltage/Current/Power Monitoring, Real-Time Graphs, Capacity, Ripple, PD Trigger (NO APP/PC Software) |
| Item Weight | 1.6 ounces |
| Manufacturer | FNIRSI |
| Measurement Type | Multimeter |
| Minimum Operating Voltage | 4 |
| Model | FNIRSI-FNB58-bp |
| Number of Items | 1 |
| Part Number | FNIRSI-FNB58-bp |
| Power Source | Battery Powered |
| Specification Met | CE, FCC, RoHS, UL |
| Style Name | FNB58 |
| Upper Temperature Rating | 125 °C |

## Product Details

- **Brand:** FNIRSI
- **Color:** multi-color
- **Item Weight:** 1.6 ounces
- **Power Source:** Battery Powered
- **Style:** FNB58

## Images

![FNB58 standard - Image 1](https://m.media-amazon.com/images/I/411qHvEseEL.jpg)
![FNB58 standard - Image 2](https://m.media-amazon.com/images/I/51RXJD4-z0L.jpg)
![FNB58 standard - Image 3](https://m.media-amazon.com/images/I/51p169hTW7L.jpg)
![FNB58 standard - Image 4](https://m.media-amazon.com/images/I/515YPm8X8nL.jpg)
![FNB58 standard - Image 5](https://m.media-amazon.com/images/I/516CQfkamVL.jpg)

## Available Options

This product comes in different **Size** options.

## Frequently Bought Together

- USB Tester 4-28V 7A LCD USB A&C Voltage Current Power Tester Multimeter, Fast Charge Detection Trigger Capacity Ripple Measurement, PD2.0/PD3.0,QC2.0/QC3.0
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- DROK USB Load Tester, Electronic Load Test Resistor Module 25W LD25 USB and Type C Interface Discharge Adjustable Constant Current 0.25A-4A Intelligent Temperature Control with Cooling Fan

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*Product available on Desertcart India*
*Store origin: IN*
*Last updated: 2026-10-12*