- Solar, Battery and BMS Modules
DC Digital Meter PZEM-025
- High-precision DC monitoring of voltage, current, power and energy.
- Wide measurement range: 0-300V and 0-100A for diverse DC systems.
- Bright LCD for real-time values and built-in data logging for trend analysis.
- RS485 Modbus communication for remote monitoring and integration.
- Compact, durable design with overload and over-voltage protection.
- Easy installation — ideal for solar, electric vehicles and battery systems.
SKU: n/a
Solar, Battery and BMS Modules
DC Digital Meter PZEM-025
Availability:
Out of stock
- High-precision DC monitoring of voltage, current, power and energy.
- Wide measurement range: 0-300V and 0-100A for diverse DC systems.
- Bright LCD for real-time values and built-in data logging for trend analysis.
- RS485 Modbus communication for remote monitoring and integration.
- Compact, durable design with overload and over-voltage protection.
- Easy installation — ideal for solar, electric vehicles and battery systems.
DC Digital Meter PZEM-025 Overview
The DC Digital Meter PZEM-025 is a high-precision instrument for real-time monitoring and analysis of DC power systems. Designed for reliability and ease of use, the PZEM-025 measures voltage, current, power and cumulative energy with accuracy and stability suitable for professional and hobbyist applications.
Key Features of the PZEM-025
- Accurate measurements of voltage and current with ±1% accuracy.
- Wide measurement range: 0-300V and 0-100A to support most DC systems.
- Real-time LCD with backlight for clear on-site monitoring.
- Built-in data logging to record historical values for trend analysis and reporting.
- RS485 communication using Modbus RTU protocol for remote data access and integration into energy management systems.
- Multiple safety protections including overload and over-voltage safeguards.
- Compact, rugged housing for use in industrial, outdoor and residential environments.
Technical Specifications
- Voltage Measurement Range: 0-300V
- Current Measurement Range: 0-100A
- Power Measurement Range: 0-30kW
- Energy Measurement Range: 0-9999kWh
- Accuracy: ±1% (voltage and current)
- Display: LCD with backlight
- Communication Interface: RS485 (Modbus RTU)
- Power Supply: DC 6-80V
- Dimensions: 96mm x 49mm x 24mm
- Operating Temperature: -10°C to 50°C
- Storage Temperature: -20°C to 70°C
Connectivity and Integration
The PZEM-025 supports RS485 communication with Modbus RTU protocol, allowing simple integration into SCADA, PLCs, data loggers and building or solar monitoring platforms. Use the RS485 link to poll voltage, current, power and energy values remotely and log them centrally for analysis.
Quick Installation Guide
- Turn off power and isolate the DC circuit before installation.
- Connect the meter’s voltage input across the DC source (0-300V) according to the wiring diagram.
- Install the appropriate current shunt or sensor and connect the meter’s current input (0-100A).
- Wire the RS485 terminals for remote communication if required.
- Power the device with DC 6-80V and verify the LCD display shows readings.
- Follow user manual for calibration, Modbus address configuration and data logging setup.
Applications
- Solar power systems: monitor panel output, inverter input and storage status.
- Electric vehicles: track battery usage, charging and energy consumption.
- Battery management: monitor state of charge, discharge rates and total energy delivered.
- DC power supplies and labs: validate outputs and measure load behavior.
- Industrial automation: include in control panels for power monitoring and cost allocation.
Benefits and Why Choose the PZEM-025
- Reliable data: ±1% accuracy ensures trustworthy readings for decision making.
- Flexible integration: RS485 Modbus enables centralized monitoring and automation.
- Robust design: compact form factor and protective features make it suitable for harsh conditions.
- Cost effective: combines measurement, logging and communication in one device.
Ordering and Support
Invest in the DC Digital Meter PZEM-025 to improve visibility into your DC power systems and optimize performance. For installation help, configuration of Modbus communication or bulk ordering, contact our sales and technical support teams.
Note: Images are for illustration purposes only. Actual product design and appearance may vary.
Only logged in customers who have purchased this product may leave a review.
Vendor Information
- Store Name: College Road Electronics
- Vendor: College Road Electronics
-
Address:
Microwave Electronics, Basement Azhar Shaheed Plaza, DAV College Road
Rawalpindi
Punjab
46000 - 4.80 rating from 570 reviews
- Integrated Circuits (ICs)
7401 Quad 2-Input NAND Gate IC (DIP)
- Quad 2-Input NAND Gate IC with four independent gates in a single 14-pin DIP package
- Open-collector output configuration for flexible interfacing and wired-AND logic applications
- TTL logic family compatible with 5V operating voltage and high-speed digital switching
- Ideal for digital logic circuits, control systems, microprocessor applications, and educational projects
- Through-hole mounting design suitable for breadboard prototyping and PCB integration
SKU: n/a - BMS Modules and Accessories
5S 18/21V 20A Li-Ion Cell BMS Charging Protection Module
– Protection module for 5S Li-Ion battery packs (18.5V nominal / up to 21V)
– 20A continuous discharge current for medium- to high-power applications
– Multi-level safety: overcharge, over-discharge, overcurrent, short-circuit
– Balanced charging function to extend individual cell life
– High-quality MOSFETs and control IC for reliable thermal and electrical stability
– Compact, easy-to-wire design ideal for e-bikes, power tools, DIY battery packsSKU: n/a - Automation Solutions
IR Human Body Motion Sensor Control Panel Switch (Type 86) 220V
– Infrared motion detection: automatically turns lights on and off when human motion is detected
– Energy-saving function: prevents unnecessary lighting to reduce electricity bills
– Sleek Type 86 panel: clean wall-mounted design that fits most interiors
– Hands-free operation: promotes hygiene by eliminating the need for physical contact
– Pakistan 220V compatibility: designed for common 220V electrical systems in Pakistan
– Universal bulb support: compatible with LED, CFL, and incandescent lightingSKU: n/a - Boards, Modules and Accessories, Boards and Programmers
ESP32 S3 44Pin Terminal Adapter Expansion Breakout Module
Boards, Modules and Accessories, Boards and ProgrammersESP32 S3 44Pin Terminal Adapter Expansion Breakout Module
– Breaks out all 44 ESP32-S3 pins into labeled screw terminals
– Secure, solderless connections for sensors, actuators, and modules
– Clearly labeled GPIO, power (3.3V/5V), and GND connections
– Compact, durable PCB design for prototyping and permanent installations
– Ideal for IoT, home automation, robotics, and industrial projects
– Enables rapid wiring, easy maintenance, and quick module swapsSKU: n/a - Boards, Modules and Accessories, Motors, Drivers and Wheels
16-Channel 12-Bit PWM Servo Motor Driver Module PCA9685
Boards, Modules and Accessories, Motors, Drivers and Wheels16-Channel 12-Bit PWM Servo Motor Driver Module PCA9685
– Controls up to 16 independent servo motors or LEDs
– 12-bit PWM resolution for ultra-smooth motion (4,096 steps)
– I2C interface, compatible with Arduino and Raspberry Pi
– Chainable up to 62 modules for up to 992 outputs
– Built-in oscillator, no external clock required
– Supports 3.3V and 5V logic levels for broad compatibilitySKU: n/a - Boards, Modules and Accessories
16×2 LCD Keypad Shield for Arduino
– Plug-and-play 16×2 LCD with blue backlight for Arduino UNO and Mega
– Integrated tactile keypad (select, up, down, left, right) for intuitive menus
– No soldering required; stack directly onto your Arduino board
– Durable silicone keys and quality PCB for reliable, long-lasting use
– Easy-to-use Arduino library for custom characters, scrolling, and key reads
– Perfect for rapid prototyping: dashboards, sensor monitors, thermostats, and gamesSKU: n/a
Related products
- BMS Modules and Accessories, Solar, Solar, Battery and BMS Modules
JK BMS 3.2 Inch PB LCD Display for Power Board Series
BMS Modules and Accessories, Solar, Solar, Battery and BMS ModulesJK BMS 3.2 Inch PB LCD Display for Power Board Series
- 3.2-inch color LCD display designed for JK BMS PB (Power Board) series battery management systems
- Real-time monitoring of pack voltage, current, individual cell voltages, SOC, and temperature readings
- Plug-and-play installation with standard RJ45 communication port, no external power required
- Panel-mountable compact design ideal for battery box and enclosure installations
- Backlit LCD screen for clear reading in any lighting condition
- Instant battery status monitoring without needing app, phone, or Bluetooth connection
- Complete kit includes display unit, RJ45 cable, mounting hardware, and user guide
SKU: JK-LCD-32-PB - BMS Modules and Accessories, Solar, Solar, Battery and BMS Modules
JK Inverter BMS V19 8S to 16S 1A 150A Smart BMS for Solar Inverter
BMS Modules and Accessories, Solar, Solar, Battery and BMS ModulesJK Inverter BMS V19 8S to 16S 1A 150A Smart BMS for Solar Inverter
- JK Inverter BMS V19 for 8S to 16S battery packs with 150A continuous current rating
- 1A active balancing system, perfect for 48V LiFePO4 home solar storage applications
- Direct integration with Deye, Growatt, Voltronic, Sol-Ark, and MPP Solar inverters
- RS485, CAN, and Bluetooth 5.0 communication with latest V19 protocol library
- 150A rating supports 5kW to 7kW residential hybrid inverters comfortably
- Pylontech emulation mode for universal inverter compatibility
- Complete protection suite with programmable thresholds for safe operation
SKU: JK-INV-BMS-8S16S-1A-150A-V19 - BMS Modules and Accessories, Solar, Solar, Battery and BMS Modules
JK BMS 4S to 8S 1A Active Balancer 100A Smart Bluetooth BMS
BMS Modules and Accessories, Solar, Solar, Battery and BMS ModulesJK BMS 4S to 8S 1A Active Balancer 100A Smart Bluetooth BMS
- Smart Active Balance BMS for 4S to 8S Li-ion, LiFePO4, and LTO cells
- 1A active balancing current with 100A continuous charge/discharge rating
- Bluetooth 5.0, RS485, CAN, and UART for inverter and monitoring integration
- 2.5x faster balancing than 0.4A models for larger capacity packs (100Ah-280Ah)
- Programmable cell voltage, current, and temperature thresholds via app
- Ideal for 12V to 24V solar storage, e-bike, and home backup systems
- Aluminum heatsink housing with dual NTC temperature sensors included
SKU: JK-BMS-4S8S-1A-100A - BMS Modules and Accessories, Solar, Solar, Battery and BMS Modules
JK Inverter BMS V19 8S to 16S 1A 100A Smart BMS for Solar Inverter
BMS Modules and Accessories, Solar, Solar, Battery and BMS ModulesJK Inverter BMS V19 8S to 16S 1A 100A Smart BMS for Solar Inverter
- JK Inverter BMS V19 firmware for 8S to 16S battery packs (24V to 48V systems)
- 1A active balancing with 100A continuous charge/discharge rating for reliable performance
- Designed specifically for residential solar inverter integration with hybrid systems
- RS485 and CAN protocols support Deye, Growatt, Voltronic, MPP Solar, Sol-Ark inverters
- Bluetooth 5.0 connectivity with JK BMS app for real-time monitoring and parameter adjustments
- V19 firmware includes enhanced inverter protocol library and faster communication updates
- Perfect for 48V LiFePO4 home solar energy storage battery banks
SKU: JK-INV-BMS-8S16S-1A-100A-V19
Reviews
There are no reviews yet