Filters

Under $20 Modulators

Shop the best prices on 222 great value under $20 modulators. Shopping for modulators is easy with Fruugo, with SALE discounts, offers and savings on Dirtypigs. Buy modulators online safely with Fruugo, with secure payment and fast shipping to New Zealand.

Filters
1 - 32 of 222
DCDC Power Supply Module BuckBoost Negative Pressure Device for Operational Amplifier(-3.3V )
$13.95 Save $31.00 RRP: $44.95
0.96 Inch OLED Display Module 12864 Screen Module with Matrix & 4 Key Keyboards IIC
$13.95
Digital Light Intensity Module,GY-302 Digital Light Intensity Module BH1750 Chip Integration Module 3-5V Power Supply
$17.95 Save $26.00 RRP: $43.95
Mobile Power Bank Module, Dual USB 5V 1A 2.1A Power Bank 18650 Lithium Batery Charger DIY Module LCD Display for Phone DIY Mobile Power Bank SMBZ0
$21.95 Save $25.00 RRP: $46.95
0.96 Inch OLED Display Module 12864 Screen Module with Matrix & 4 Key Keyboards IIC
$9.95 Save $6.00 RRP: $15.95
Mini DC-DC Boost Converter Board Voltage Step up Module 5V
$20.95 Save $25.00 RRP: $45.95
4 Series High Current Li ion Lithium Battery Charger Protection Board 14.4V 14.8V 16.8V
$20.95 Save $25.00 RRP: $45.95
Ultra light Ultra thin DC 3.5-5V to 3.3V DC-DC Step Down Buck Regulator Module
$20.95 Save $25.00 RRP: $45.95
10Pcs T5577 EM4305 Copy Rewritable Writable RFID Tag Card,Black
$18.95 Save $2.00 RRP: $20.95
10Pcs T5577 EM4305 Copy Rewritable Writable RFID Tag Card,Mixed Color
$20.95 Save $2.00 RRP: $22.95
0.96 Inch OLED Display Module 12864 Screen Module with Matrix & 4 Key Keyboards IIC
$14.95
Risegun QRE1113 IR LED Infrared Reflective Sensor Module Capacitor Discharge Circuit Breaker Board DC 3.3-5V
$19.95 Save $26.00 RRP: $45.95
Fyearfly Charging Voltage Convertor, Battery Charger Module DC5.0V‑12.0V UPS Voltage Converter Step Up Boost Charging Voltage Regulator
$19.95 Save $26.00 RRP: $45.95
Telituny USB Power Supply Module DC3.5-12V To DC1.2-24V Voltage Regulator Buck Boost Buck B Converter Module for Technical Engineers to Develop
$21.95 Save $25.00 RRP: $46.95
5V-28V 5A PWM DC Motor Speed Control Switch Controller Volt Regulator LED Dimmer
$20.95 Save $25.00 RRP: $45.95
GY-SHT31 D Temperature and Humidity Sensor, Measurement Module Digital Output Temperature and Humidity Sensor Module I2C Interface NQSM3
$20.95 Save $26.00 RRP: $46.95
MH MX8 Module Wireless for Bluetooth o Receiver Board Lossless Decoder Kit M18 M28 M38(M28 Headphone Interface Type )
$20.95 Save $25.00 RRP: $45.95
DC Motor Speed Control 100W Rated Power Plastic Material Motor Speed Controller Module
$19.95 Save $20.00 RRP: $39.95
3pcs 1.5A 2-Way DC Motor Driver Module PWM Speed Regulation Dual H Bridge Replace L298N
$20.95 Save $25.00 RRP: $45.95
11 in 1 Survival Credit Card Tool Beer Opener Fits Perfect in Your Wallet Gifts for Him
$20.95 Save $25.00 RRP: $45.95
Electret Microphone Amplifier Module MAX4466 Preamplifier Sound Sensor o AMP
$20.95 Save $25.00 RRP: $45.95
USB DC Converter 5V 3A Charger Nonisolated Buck Module w Indicator For Phone
$17.95 Save $26.00 RRP: $43.95
Mp3 Lossless Decoder Board Buttons Control Mp3 Decoding Module with Amplifier for U Disk Memory Card DC 3.7‑5.5V
$20.95 Save $25.00 RRP: $45.95
DC 3.3‑5V PIR IR Pyroelectric Sensor High Sensitivity Infrared Human Motion Detector Module with Cable XH2.0 3P
$20.95 Save $25.00 RRP: $45.95
PWM Generator Plastic 2‑Channel Frequency Module Adjustable Drive Electronic Component
$21.95 Save $20.00 RRP: $41.95
Boost Module Adjustable Step Up Discharge Board for Charging Multimeter and Lithium Battery
$17.95 Save $26.00 RRP: $43.95
Mini DC-DC Boost Converter Board Voltage Step up Module 12V
$20.95 Save $25.00 RRP: $45.95
o Receiver Module DIY Stereo o Receiver Module Board for Bluetooth 5.0
$20.95 Save $25.00 RRP: $45.95
Buck Charger DC to DC Dual USB Output 9V 12V 24V to 5.2V 3A Charging Regulator Module
$17.95 Save $26.00 RRP: $43.95
Liion Battery Charger Module Boost Charging Board Electronic Component DDTCCRUB 3S4A
$20.95 Save $25.00 RRP: $45.95
Lithium Battery Protection Board OverCurrent Short Circuit Charger Protection Module
$20.95 Save $25.00 RRP: $45.95
50Pcs Access Control Card RFID Card 125KHz EM4100 TK4100 Smart Proximity Card RFID Tag Key for Acces
$20.95 Save $12.00 RRP: $32.95