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Shop the best prices on 3,147 great value modulators. Shopping for modulators is easy with Fruugo, with SALE discounts, offers and savings on GreenZech, TribalSensation, SML and more. Buy modulators online safely with Fruugo, with secure payment and fast shipping to Singapore.

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3,009 - 3,040 of 3,147
LM317 Adjustable Voltage Regulator Power Supply Board Digital Voltage Display ATZ7R
$22.95 Save $18.00 RRP: $40.95
Opto Isolator Module 1 Channel Optocoupler Isolation Board Voltage Detection for PLC AC 220V
$14.95 Save $18.00 RRP: $32.95
USB to TTL Serial Adapter, USB to COM/TTL Converter PL2303HX RS232 37.4 Inch USB to Serial Port for STC Download Cable (Black) B9HST
$13.95 Save $18.00 RRP: $31.95
125khz Rfid Tag Card Key Fob Token Ring Proximity TribalSensation
$41.95 Save $7.05 RRP: $49.00
Risegun Upgraded Basic Electronics Component Starter Kit, Electronics Kit Starter Fun Assortment Development Component with 400 Hole Breadboard
$18.95 Save $18.00 RRP: $36.95
Hotel RFID Key FOB Re-Writable Multiple Times. 100 Pcs. Works in 13.56 MHz Frequency hwy
$39.95
AD8347 Down-Conversion Broadband Quadrature Demodulator 800MHz - 2.7GHz IQ Demodulator
$42.95
24 Channel Relay Module ESP8266 WiFi Wireless Control Development Board for Home DC 12V
$104.00 Save $15.00 RRP: $119.00
TESLONG SA200 1.85 Inch Screen WIFI Handheld Smart Visual Otoscope
$429.00
DEWIN 60W Mini Mono High Power Amplifier Module, HIFI Digital Small Power Amplifier Module DC 7.5‑24V
$18.95 Save $18.00 RRP: $36.95
USB Relay Module, MCU PC USB Smart Control Switch USB Controller Board Delay Jog Self-Locking WUAP6
$18.95 Save $18.00 RRP: $36.95
KSTEE XT30 XT60 Plug 2‑6S Lithium Batteries nced Charging Board Compatible with for IMAX B6, for ISDT Q6 Pro, for D2, for T8 Chargers
$34.95 Save $19.05 RRP: $54.00
Nikou Moisture Controller Module, HCW-M214 12V Soil Digital Humidity Sensor Controller Board for Automatic Watering System
$16.95 Save $18.00 RRP: $34.95
Ultrasonic Module Waterproof Distance Sensor Meter Tester, Measuring Ranging Board Ultrasonic Distance Measuring Sensor(PWM Output) UWATX
$37.95 Save $21.05 RRP: $59.00
Hotel RFID Key FOB Re-Writable Multiple Times. 100 Pcs. Works in 13.56 MHz Frequency
$26.95 Save $42.05 RRP: $69.00
Wifi V2.0 Radio Telemetry Module for Flight Controller
$19.95 Save $2.00 RRP: $21.95
Rfid Nfc Copier Duplicator Key Fob 13.56mhz Encrypted Programmer Us-haoyi Ty
$59.00
Differential Amplifier, AD8130 Module RF Wideband Amplifier Module Dual End to Single Terminal Electric Component Part QO3J0
$22.95 Save $18.00 RRP: $40.95
Motor Speed Controller,DC10-60V 20a Pulse Width Modulator PWM Motor Speed Controller Waterproof Shell LDJ0W
$27.95 Save $17.00 RRP: $44.95
Risegun PIR Pyroelectric Human Body Sensing Module DC 3.3-5V Level Intelligent Advertising Machine Infrared Automatic Control Sensing Head
$12.95 Save $18.00 RRP: $30.95
Uadme Computer Monitoring Secondary Screen Set-PC Sensor Panel Display 3.5 Inch Display with Bracket Data Cable Double Sided Adhesive
$84.00 Save $15.00 RRP: $99.00
Delaman Analog Module s7-200 Analog Input and Output PLC Extension Module 6ES7 235-0KD22-0XA8 EM235
$239.00 Save $10.00 RRP: $249.00
Rfid Nfc Copier Duplicator Key Fob 13.56mhz Encrypted Programmer Us-haoyi
$74.00
Dual Discrete Board, Op Amp Module o Amplifier 1 Channel Dual Discrete Board for Microphone Circuit GA3DK
$119.00 Save $10.00 RRP: $129.00
220V AC Geared Motor Single Phase 25W Gear Box Capacitance 50K Reduction Ratio
$269.00 Save $20.00 RRP: $289.00
5W BNC Male to Female RF Damper Attenuator 50 Ohm, 20dB DC-3GHz, 1dB to 40dB Options for Fixed RF Applications
$94.00 Save $55.00 RRP: $149.00
Class A Analog Circuit Power Amplifier Board 2 Channel o Amplifier Circuit Module DC24V 2A
$23.95 Save $18.00 RRP: $41.95
Samfoxy RS485 Serial Port Meter- RS485 Meter 0.56 in 4 LED RS485 Display Module Serial Port
$31.95 Save $18.00 RRP: $49.95
TICFOX Motor Drive Module High Power Driver for Smart Car BTS7960 43A Electric Components
$21.95 Save $18.00 RRP: $39.95
2025 Hotel RFID Key FOB Re-Writable Multiple Times. 100 Pcs. Works in 13.56 MHz Frequency
$36.95 Save $37.05 RRP: $74.00
Miniature Circuit Breaker PA66 Flame Retardant Housing 4P Automatic Circuit Breaker for Commercial Building AC 400V 40A
$54.00 Save $20.00 RRP: $74.00
DEWIN Charging Module, 2Pcs Charging Module 1-8 Cell Nickel–Cadmium/Nickel–Metal Hydride Battery Charger Electronic Components(7-Cell(7S))
$15.95 Save $18.00 RRP: $33.95