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Guangzhou Voita Electronic Technology Co., Ltd.
VOITA catalog

VOITA catalog

Product catalog summary

Overview

This document provides detailed technical information on various power solutions including DC-DC chargers, battery chargers, telecom rectifier systems, and power adapters. It targets applications such as motorhomes, campers, ships, electric vehicles, and communication systems.

1. DC-DC Battery Chargers

Functionality and Features

Designed to charge main batteries via alternator, starter battery, or solar panels (some models).
Utilizes Maximum Power Point (MPP) technology to improve solar panel charging efficiency by 10-30%.
Supports boosting or stepping down voltage/current to follow standard battery charging curves.
Maintains trickle charge for starter batteries during long vehicle inactivity to ensure reliable starts.

Charging Modes

Solar to Battery Charge: Charges main battery through alternator and starter battery or solar panels.
Battery to Battery Charge (B2B): Allows one battery to charge another, with specifications including voltage ranges (10.5-16V or 21-32V), max charge power (390W to 1300W), and max charge current (25A to 60A).

Battery Compatibility

Supports Lead-Acid, GEL, AGM, LiFePO4, and Lithium-ion (NCM) batteries.
Nominal voltages: 12V, 24V with capacity ranges from 45Ah to 520Ah depending on model.
Includes temperature compensation and sensors for optimized charging.

Additional Features

Stand-by current ranges from 16mA to 32mA depending on model.
Operating temperature: -20°C to 50°C.
Optional accessories: Meter (MT-2), Bluetooth Dongle (BT10), Temperature Sensor (TRS).

2. Water Proof and Semi-Sealed Battery Chargers

Applications

Suitable for flooded lead-acid, sealed lead-acid, lithium, Ni-MH, and Ni-Cd batteries. Used in electric bumper cars, sightseeing vehicles, patrol vehicles, forklifts, floor scrubbers, AGVs, and ships.

Models and Specifications

Waterproof chargers range from 12V 15A to 72V 30A with battery capacities from 40Ah to 400Ah.
Semi-sealed chargers cover 12V to 72V with currents from 3A to 50A and battery capacities from 18Ah to 400Ah.

Protection and Features

Output overvoltage, overcurrent, short circuit, and high temperature protections.
Automatic current sharing for parallel output.
Optional RS485 communication for real-time monitoring.
4-way dry contact nodes for output state, abnormal voltage, internal temperature, and low battery voltage.

3. Telecom Rack Mount DC-DC Converters and Rectifier Systems

Purpose and Design

Designed for communication and industrial DC power supply needs. Can operate independently or in parallel with modular design for scalability.

Key Specifications

Full load efficiency ≥ 90%.
Low noise and good electromagnetic compatibility.
Operating temperature range: -30°C to 65°C.
AC input voltage options: 110VAC or 220VAC.

Models and Output Currents

Various DC input to DC output voltage conversions (e.g., DC220V to DC48V, DC110V to DC24V) with output currents ranging from 5A to 50A.

System Components and Connections

Includes rectifier modules, monitor system panels, and battery float/equalizing current functions.
Terminal blocks for AC input (L, N, PE), load negative, battery negative, and positive bus bar.

4. Power Adapters

General Specifications

Input voltage: 100V-240VAC.
Output voltages customizable: 5V to 48V DC depending on model.
Output power ranges from 12W to 150W.
Available in wall plug and desktop types.
DC connector sizes typically 5.5×2.1mm or 5.5×2.5mm.

5. Technical and Safety Features

Active PFC and LLC technology for rapid fault response.
Software and hardware self-protection against voltage and current faults.
Advanced charging strategies to safeguard battery systems.
Protection rating IP45 for certain chargers.
Noise levels ≤ 45dB.

Summary

This document comprehensively covers a range of power charging solutions tailored for automotive, marine, industrial, and communication applications. It emphasizes efficiency, battery compatibility, safety protections, and modular design for scalability and monitoring. The inclusion of solar MPPT technology and battery-to-battery charging enhances charging efficiency and flexibility. Optional accessories and communication interfaces support advanced monitoring and control.

Catalog excerpts

Address: Floor 1st, Building C,No.,1 KuiLongWei, WenChong Street,HuangPu,510700 Guangzhou,China E)mail: [email protected] Phone: +8615876532906 Wechat/Whatsapp: +8615876532906 Skyp e: voita cici Website: www.voitatech.com Quality is our Culture To Offer Different Power Solutions for Users

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Battery Charger,Telecom Power supply etc. We own reliable quality 9hone sty service ^professional technical to serve the users. Win-win cooperation is our business philosophy. 04/Connection diagram 05/Step Up DC DC Converter 10/Step down DC DC Converter 16/Auto Boost Buck DC DC Converter 17/AC-DC Converter 18/USB DC-DC Charging Converter 21/ Fully Sealed Battery Charger 25/ Pure Sine Wave Inverter 27/ Modified Sine Wave Inverter 29/ UPS-Uninterruptible Power Source 33/ Telecom Rack Mount DC DC Converter 35/ Telecom Rectifier System 37/ Adjustable Power Supply 39/ Switching Power Supply

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Guangzhou VOITA Electronic TechnologyCo.,Ltd Guangzhou VOITA Electronic Technology Co.,Ltd Guangzhou VOITA Electronic Technology Co.,Ltd Guangzhou voita Electronic Technology Co., Ltd. is a manufacturer of different power supply designs. We began to export in 2009, mainly to the United States, Europe, the Middle East, Asia and Africa. We are committed to providing solutions for global users in the field of power. Our factory is located in Guangzhou, China. Certification We have more than 6 production lines to meet different production plans. Our main business scope is DC / DC converter, DC adjustable...

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Guangzhou VOITA Electronic Technology Co.,Ltd Guangzhou VOITA Electronic Technology Co.,Ltd DC-DC Converter Connection diagramFeature 1. Synchronous rectification technology, imported components, conversion efficiency more than 90% 2. Imported internal resistance capacitor filter, withstand high temperature. 3. Fla me retardant plastic or aluminum shell, Almost no heat generated when using 4. Chip smart protection, anti-overheating, overcurrent protection Connection Mode:lnput Side-- Battery Output Side--Load device Attention:Please do not reverse the input and output Please do not reverse the...

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Guangzhou VOITA Electronic Technology Co.,Ltd Guangzhou VOITA Electronic Technology Co.,Ltd Step Up DC DC Converter Step Down DC DC Converter Auto Boost Buck DC DC Converter AC DC Converter USB DC DC Charging Converter

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Guangzhou VOITA Electronic TechnologyCo.,Ltd Guangzhou VOITA Electronic Technology Co.,Ltd Step Up DC DC ConverterStep Up DC DC Converter 12V to 36V (1A-5A)

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Guangzhou VOITA Electronic Technology Co.,Ltd Guangzhou VOITA Electronic Technology Co.,Ltd Step Up DC DC ConverterStep down DC DC Converter 24V to 48V(1 A-6A) Product Name

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Guangzhou VOITA Electronic Technology Co.,Ltd Guangzhou VOITA Electronic Technology Co.,Ltd Step down DC DC ConverterStep down DC DC Converter12V/24V-3.3V/4.2V/6V/7.5V/9V 24V to 12V (15A-60A)

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Guangzhou VOITA Electronic Technology Co.,Ltd Guangzhou VOITA Electronic Technology Co.,Ltd Step down DC DC ConverterStep down DC DC Converter 48V to 24V (1A-30A)

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Guangzhou VOITA Electronic TechnologyCo.,Ltd Guangzhou VOITA Electronic Technology Co.,Ltd Step down DC DC Converter Auto Boost Buck DC DC Converter 60V/72V to 12V (1A-20A)

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Guangzhou VOITA Electronic TechnologyCo.,Ltd Guangzhou VOITA Electronic Technology Co.,Ltd AC-DC Converter

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Guangzhou VOITA Electronic Technology Co.,Ltd Guangzhou VOITA Electronic Technology Co.,Ltd Parameter DC- DC charger that can charge the main battery through the alternator and starter battery, or Solar panels charge the main battery (some models) , DC- DC battery charger designed specifically for motorhomes , campers , ships , etc . Battery to Battery Charge It means to charge the main battery through alternator and starter battery. If it is not used in the vehicle , you can also use one battery to charge another battery 1 . When the vehicle is running , the vehicle alternator can quickly charge...

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Guangzhou VOITA Electronic Technology Co.,Ltd Guangzhou VOITA Electronic Technology Co.,Ltd Fully Sealed Battery Charger Water Proof Battery Charger Customize List This series chargers design of sealed structure. It suitable for flooded lead-acid batteries, sealed lead acid batteries, Lithium batteries, NI-MH batteries, Nickle Cadmium batteries, etc. They ate used to cycle charge or floating charge battery pack in electric Bumper Car, sightseeing vehicles, patrol vehicles, fork lifts, Floor Scrubber, AGV, ships, etc. Application Eletric motorcycle Switchboard Pallet car

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Guangzhou VOITA Electronic Technology Co.,Ltd Guangzhou VOITA Electronic Technology Co.,Ltd Semi-sealed charger Semi-sealed Battery Charger Customize List Active PFC and LLC technique is applied for a rapid respond on a fault; Quick active software self -protection and reliable passive hardware self-protection on VOLT-AGE&CURRENT; Advanced charging strategy is integrated as a safeguard for battery system Main Features: AC Input Voltage Range : 110VAC/220VAC Optional Operating Temperature: —30’C—65’C Storage Temperature: —40’C—95’C

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Guangzhou VOITA Electronic Technology Co.,Ltd Guangzhou VOITA Electronic Technology Co.,Ltd incandescent lamps, razors, sewing machines 5.Office equipment: computers, printers, surveillance, fax machines, scanners 6.Kitchen appliances: blender, ice mark, toaster Pure Sine Wave Inverter Pure sine wave inverters are typically the most expensive of the bunch. That's because they produce AC power that most closely matches an actual sine wave, or the power provided by wall outlets. A pure sine wave is a steady, continuous wave that provides a smooth, periodic oscillation. Pure sine wave inverters...

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Guangzhou VOITA Electronic Technology Co.,Ltd Guangzhou VOITA Electronic Technology Co.,Ltd Modified Sine Wave Inverter A modified sine wave inverter, actually has a waveform more like a square wave but with an extra step. A modified sine wave inverter will work fine with most equipment, although the efficiency or power of the equipment will be reduced with some. Due to the modified sine wave inverter's construction, Technical Parameter 1KW-1.5KW Model these inverters are often more affordable than their pure sine wave counterparts. These types of inverters may be the optimal solution for larger...

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