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Under $20 Modulators

Shop the best prices on 949 great value under $20 modulators. Shopping for modulators is easy with Fruugo, with SALE discounts, offers and savings on many brands. Buy modulators online safely with Fruugo, with secure payment and fast shipping to Singapore.

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1 - 32 of 949
PCF8575 IO Expander Module I2C To 16IO
$15.95
PWM Generator Plastic 2‑Channel Frequency Module Adjustable Drive Electronic Component
$15.95 Save $14.00 RRP: $29.95
1 pcs Green NE555 Stepper Motor Drive Pulse Module Signal Generator(Pulse Module )
$20.95 Save $18.00 RRP: $38.95
Adjustable Regulated Power Supply Kit Output Protection Rectifier Circuit Input Adjustable Voltage Set
$16.95 Save $18.00 RRP: $34.95
ATX Power Supply Adapter Module Wiring Breakout Board for 24PIN 20PIN Desktop Interface
$20.95 Save $18.00 RRP: $38.95
Timer Relay Module Adjustable Delay Switch Board Accessory for Home Factory
$20.95 Save $18.00 RRP: $38.95
Mini USB Camera Board 0.3MP 30FPS Wide Angle Lens OV7675 Computer Camera Module for Laptop
$20.95 Save $18.00 RRP: $38.95
Automatic Battery Charger Charging Controller Protection Module 24V
$21.95 Save $19.00 RRP: $40.95
Voltage Regulator Board Solar Controller 2 USB Output Buck Module DC6V-30V to 5V
$21.95 Save $19.00 RRP: $40.95
Liion Battery Charger Module Boost Charging Board Electronic Component DDTCCRUB 3S4A
$14.95 Save $18.00 RRP: $32.95
Camera Module Mini 5MP for Raspberry Pi 3B+4B Small Lens Non Night Viewing HBVRPI1509BSML V11
$21.95 Save $19.00 RRP: $40.95
2Pcs Boost Step up Module DC DC Ultra-Small 3.3V 3.7V 4.5V 5V to 12V Voltage Conversion Board
$18.95 Save $18.00 RRP: $36.95
DC Buck Module Adjustable Power Supply Converter High Power Voltage Stabilizer 8A 200W XHM400
$20.95 Save $18.00 RRP: $38.95
Relay Module Bistable State 1Way StartStop SelfLocking Microcomputer Automobile Modification Switch(12V )
$16.95 Save $18.00 RRP: $34.95
2Pcs Thermal Silicone Heatsink Pad for CPU Cooling Conductive Cooler 100 x 100 x 1mm
$18.95 Save $18.00 RRP: $36.95
Voltage Protection Module DC 12‑36V Over Discharge Low Voltage Disconnect Battery Protection Board
$20.95 Save $18.00 RRP: $38.95
Double USB Port 6-40V Step down 5V Voltage Stabilized Power Module 3A for Phone Tablet
$16.95 Save $18.00 RRP: $34.95
DC-DC Boost Step Up Module DD1718PA Strong Compatibility for MCU Development Board(±5V )
$18.95 Save $18.00 RRP: $36.95
USB to USB 5V to 6-15V Adjustable Output DC-DC Step up Boost Converter Module
$16.95 Save $18.00 RRP: $34.95
LiFePO4 Battery Charing Board Module Charging Board for Electric Toy 3.8~6ithout Pin
$16.95 Save $18.00 RRP: $34.95
3pcs 1.5A 2-Way DC Motor Driver Module PWM Speed Regulation Dual H Bridge Replace L298N
$14.95 Save $18.00 RRP: $32.95
5V-28V 5A PWM DC Motor Speed Control Switch Controller Volt Regulator LED Dimmer
$14.95 Save $18.00 RRP: $32.95
Lithium Battery Active Equalizer nce Module Inductance Energy Transfer Board 2.0V‑4.5V 1.2A3S
$18.95 Save $18.00 RRP: $36.95
MH MX8 Module Wireless for Bluetooth o Receiver Board Lossless Decoder Kit M18 M28 M38(M28 Headphone Interface Type )
$14.95 Save $18.00 RRP: $32.95
DC3.7-6V 800KV High Voltage Generator Super Arc Boost Step Up Power Module Transformer
$20.95 Save $18.00 RRP: $38.95
11 in 1 Survival Credit Card Tool Beer Opener Fits Perfect in Your Wallet Gifts for Him
$14.95 Save $18.00 RRP: $32.95
5V EG8010 IR2110 Pure Sine Wave Inverter Driver Board 23.4KHZ PWM Carrier Frequency
$21.95 Save $19.00 RRP: $40.95
Double Dual Power Amplifier Rectifier Filter Board Flat Bridge Unregulated Power Supply Board Module 25A AC9‑17V
$20.95 Save $18.00 RRP: $38.95
DEWIN Charging Module, 2Pcs Charging Module 1-8 Cell Nickel–Cadmium/Nickel–Metal Hydride Battery Charger Electronic Components(4-Cell(4S))
$16.95 Save $18.00 RRP: $34.95
Microphone Pickup Module, Dual Channel Output Adjustable Gain Amplifier Board for Detection
$15.95 Save $19.00 RRP: $34.95
Step Up Module, 2V/9V Lithium Battery Step Up Module 5 in 1 Boost Board UPS Charge Discharge Lithium Battery Charge Protection Board IRBOA
$20.95 Save $18.00 RRP: $38.95
DEWIN Charging Module, 2Pcs Charging Module 1-8 Cell Nickel–Cadmium/Nickel–Metal Hydride Battery Charger Electronic Components(6-Cell(6S))
$16.95 Save $18.00 RRP: $34.95