Filters

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.

Filters
1 - 32 of 949
PCF8575 IO Expander Module I2C To 16IO
$15.95
DC to DC Buck Module 100A Double Rectifier Bridge Large Energy Storage Inductor PWM Voltage Regulator, High Conversion Rate
$22.95 Save $18.00 RRP: $40.95
100mm 4" Wet Diamond Grinding Disc Polishing Pad for Marble Stone(Granularity 1000)
$16.95 Save $18.00 RRP: $34.95
High Sensitivity Microphone o Amplifier Module Output 20dB Gain Low Noise DC 3.3V/5V
$12.95 Save $19.00 RRP: $31.95
100mm 4" Wet Diamond Polishing Disc Polishing Pad for Granite Marble Stone(Granularity 150)
$16.95 Save $18.00 RRP: $34.95
40 * 40mm Thermoelectric Power Generator High Temperature Generation Element Peltier Module TEG High Temperature 150℃
$18.95 Save $15.00 RRP: $33.95
Microphone Board Amplifier Module Voice o Signal Amplification Adjustable Gain DC 2.6-10V, with Very Little Background Noise
$17.95 Save $19.00 RRP: $36.95
DC 12V PIR Human Motion Sensor Module Relay Output Split Type Pyroelectric Infrared Sensing Switch Module TAD‑758
$20.95 Save $18.00 RRP: $38.95
9V‑12V DC Brushless Motor Driver Board Controller for Hard Disk Drive
$20.95 Save $18.00 RRP: $38.95
12V Battery Automatic Charging Controller Module Protection Board Relay Board
$20.95 Save $18.00 RRP: $38.95
o Amplifier, Digital Power Amplifier Board Preamp Module Dual Channel Preamplifier Tone Board for Digital Amplifier DC 12V‑24V 37C5R
$20.95 Save $18.00 RRP: $38.95
Level Converter Module, High Efficiency RS422 to TTL Bidirectional UART Serial Port Conversion Board 5V
$16.95 Save $18.00 RRP: $34.95
100pcs Momentary Tactile Push Button Switch Mini Micro Tact Switch Accessory 6 x 6 x 8mm
$16.95 Save $6.00 RRP: $22.95
Solar Street Lamp Circuit Board with Remote Control Solar Landscape Light Controller Module with Power Off Memory
$21.95 Save $19.00 RRP: $40.95
Tesla Coil Module Plasma Speaker Unassembled Mini DIY Electronic Kit Tool 15W DC 15-24V 2A
$21.95 Save $7.00 RRP: $28.95
MPPT Solar Charger Board Auto Charging 3.7V 4.2V Lithium Battery Charger Module 9V
$20.95 Save $7.00 RRP: $27.95
1pc DC-DC Buck Converter Voltage Regulator Step Down Module 5A 4.0V~38V to 1.25V~36V Adjustable
$20.95 Save $18.00 RRP: $38.95
10pcs Banana Plug Audio Jack Connector Double Banana Plug Connector Accessory
$19.95 Save $49.05 RRP: $69.00
65x33mm Cylinder Shape Rubber Pad Rubber Block for Hopper Stock Bin Jack Durable
$21.95 Save $19.00 RRP: $40.95
DEWIN Capacitive Touch Switch Module, Intelligent Control Sensor Bistable State Sensitive Response for Night Light DC 3V‑18V
$13.95 Save $18.00 RRP: $31.95
Low Voltage DC 1.8V to 15V 2A Mini PWM Motor Speed Controller Regulator Control Module
$16.95 Save $18.00 RRP: $34.95
Digital RF Modulator, M65ANTSC RF Modulator RCA to RF Modulator, VHF Demodulator Converter for CAT
$19.95 Save $59.05 RRP: $79.00
AD831 High Frequency RF Mixer Module Professional 0.1500MHz Single Chip Frequency Converter for HF VHF Receiver
$17.95 Save $10.00 RRP: $27.95
0.96 Inch OLED Display Module 12864 Screen Module with Matrix & 4 Key Keyboards IIC
$9.95 Save $17.00 RRP: $26.95
Microwave Radio Frequency Double Balanced RF Mixer RFin=1.5--4.5GHz RFout=DC--1.5GHz LO=312
$19.95 Save $6.00 RRP: $25.95
Preamp Module o Preamplifier Board NE5532 Chip Accessory Part for Replacement
$20.95 Save $18.00 RRP: $38.95
Full Automatic Water Level Controller PCB Low Consumption Liquid Level Detection Sensor Module DC5V
$18.95 Save $18.00 RRP: $36.95
Digital Amplifier Board Low Power Consumption DualChannel USB Charging o Stereo Car Speaker Amplifier Board
$15.95 Save $14.00 RRP: $29.95
10X -12 433Mhz SI4463 Wireless Serial Port Module 1000M Replace Bluetooth HC12
$16.95 Save $17.00 RRP: $33.95
Power Bank Module PCB Board Stable Sturdy Charging Module Board for NiMH NiCd Battery 5S 6.75V‑8.5V 230mA-240mA
$18.95 Save $18.00 RRP: $36.95
100mm 4" Wet Diamond Grinding Wheel Polishing Pad for Granite Marble Stone(Granularity 100)
$16.95 Save $18.00 RRP: $34.95
DC to DC Converter Adjustable Voltage Reverse Connection Protection 2 Layer Circuit Board Voltage Regulator Module
$18.95 Save $15.00 RRP: $33.95