Filters

Under $20 3.3V

Shop the best prices on 282 great value under $20 3.3v products. Shopping for under $20 3.3v is easy with Fruugo, with SALE discounts, offers and savings on many brands. Buy power converters, voltage transformers & regulators, integrated circuits & chips and more online safely with Fruugo, with secure payment and fast shipping to Singapore.

Power ConvertersVoltage Transformers & RegulatorsIntegrated Circuits & ChipsSpecialty Electrical Switches & RelaysStorage & Data Transfer Cables
Filters
1 - 32 of 282
Voltages Converters Module Auto Boost Bucking Converters 3V-15V Input To 3.3V/5V Efficient Design For Microcontroller Projects Multicolor
$15.95
3.3v 5v 12v 24v 1 Channel Relay Module High And Low Level Trigger Relay Board
$2.95 Save $10.00 RRP: $12.95
Single Channel Highly power Relays Module Configurable Triggering Level AC10A 250V DC30V Optocoupler Isolation Safe Operation Multicolor
$18.95
Relays Module With Optically Isolated Input 3.3V 5V 12V 24V Operating Voltages Jumper Selectable Triggering Mode LED Indicators Multicolor
$16.95
Voltages Converters Module Auto Boost Bucking Converters 3V-15V Input To 3.3V/5V Efficient Design For Microcontroller Projects Multicolor
$15.95
Stepping Down Module Adjustable 4.5V-28V To 3.3V 5V 9V 12V Electricity Regulator Stepping Down Board Power Supply Module Multicolor
$18.95
Miniature Power Module 3.3V/5V Stable Output Automatic Boost Bucking Converters Module 3-15V Input For Embedde Systems Multicolor
$15.95
TypeC to Serial Port 232 Mobile Phone USB to Serial Port USB to Serial Port
$21.95
USB TypeC Cable for Serial 232 Connection for Mobile Data Acquisition
$21.95
3.3v 5v 12v 24v 1 Channel Relay Module High And Low Level Trigger Relay Board
$2.95 Save $10.00 RRP: $12.95
Miniature Auto Voltages Regulator With Automatic Polarity Conversion 3V-15V Input Ranges For Prototyping Circuits Multicolor
$15.95
Compactly 8A Bucking Converters Module With 90%Efficiency Optional 3.3V 5V 9V 12V Output For DIY Electronics Projects Multicolor
$19.95
Thin Steps Up Down Voltages Regulator Boost Bucking Converters Module Wide Input Ranges Battery Powered Device Optimization Multicolor
$20.95
Universal Power Management Module Auto Boost Bucking Converters 3-15V Input 3.3V/5V Stable Output For Development Boards Multicolor
$15.95
Multifunctional USB TypeC Cable for Serial 232 Connection for System
$19.95 Save $2.00 RRP: $21.95
Mini Mini560 Steps Down Power Module 3.3V5V9V12V Voltages Regulator Board for Electronics High Conversion Efficiency Multicolor
$14.95
High Efficiency Mini560 DCBuck Converters Module 5A Voltages Regulator for Precise Power Supply Stable Performances
$13.95
3A Depressurize Power Supply Module 12V 24V to 5V 3.3V 9V 12V Fixed/Adjustable Output Depressurize Adapter Board Replacement Multicolor
$13.95
3A Regulator Module Power Supply Module 12V 24V to 5V 3.3V 9V 12V Depressurize Adapter Board For Electronics Project Multicolor
$13.95
3A Depressurize Adapter Board Supply Module MP1584EN Replacement 12V 24V to 5V 3.3V 9V 12V Fixed/Adjustable Output Multicolor
$13.95
3A MP1584EN Power Supply Module Depressurize Adapter Board 12V 24V to 5V 3.3V 9V 12V Fixed/Adjustable Output Module Multicolor
$13.95
3A MP1584EN Power Supply Module Depressurize Adapter Board 12V 24V to 5V 3.3V 9V 12V Fixed/Adjustable Output Module
$13.95
3A Depressurize Adapter Board Supply Module MP1584EN Replacement 12V 24V to 5V 3.3V 9V 12V Fixed/Adjustable Output
$13.95
Stepping Down Module Adjustable 4.5V-28V To 3.3V 5V 9V 12V Electricity Regulator Stepping Down Board Power Supply Module Multicolor
$18.95
MP1584EN Stepping Down Board Regulated Power Supply Module 4.5V-28V To 3.3V 5V 9V 12V Adjustable Output Supply Module Multicolor
$18.95
Stepping Down Module Adjustable 4.5V-28V To 3.3V 5V 9V 12V Electricity Regulator Stepping Down Board Power Supply Module Multicolor
$18.95
Stepping Down Module Adjustable 4.5V-28V To 3.3V 5V 9V 12V Electricity Regulator Stepping Down Board Power Supply Module Multicolor
$18.95
Stepping Down Module Adjustable Electricity Regulator Module 4.5V-28V To 3.3V 5V 9V 12V Adapter for Car Motorcycle Battery Multicolor
$18.95
Stepping Down Power Supply Module 4.5V-28V To 3.3V 5V 9V 12V Adjustable Output Power Supply Module Adapter for Car Multicolor
$18.95
MP1584EN Stepping Down Board Regulated Power Supply Module 4.5V-28V To 3.3V 5V 9V 12V Adjustable Output Supply Module Multicolor
$18.95
Stepping Down Module Adjustable Electricity Regulator Module 4.5V-28V To 3.3V 5V 9V 12V Adapter for Car Motorcycle Battery Multicolor
$18.95
MP1584EN Stepping Down Board Regulated Power Supply Module 4.5V-28V To 3.3V 5V 9V 12V Adjustable Output Supply Module Multicolor
$18.95