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- 232 to 485/422 optical isolation converter lightning protection two-wayOpens in a new window or tabBrand New$95.90infinitus-1 (667) 99.3%+$3.00 shippingfrom China
- Industrial grade optical isolation 4-channel RS485 hub 1 in 4 out DC9-40VOpens in a new window or tabBrand New$129.90infinitus-1 (667) 99.3%+$3.00 shippingfrom China
- Lightning protection type two-way eight-port RS485 hub hub repeater 9-40V DCOpens in a new window or tabBrand New$175.90infinitus-1 (667) 99.3%+$3.00 shippingfrom China
- Optically isolated USB to RS485/422/232/TTL industrial lightningprotectionOpens in a new window or tabBrand New$65.90infinitus-1 (667) 99.3%+$3.00 shippingfrom China
- 8-PORT RS-232 SERIAL to Ethernet Quatech brandOpens in a new window or tabPre-Owned$150.00stockseller2024 (22) 100%+$6.68 shipping
- MAX3232 RS232 Serial Port To TTL Converter Module Male DB9 Connector COM SerialOpens in a new window or tabBrand New$2.68top_electronic1980_techwin (1,566) 98.5%+$3.59 shippingfrom China
- CH340G USB 2.0 to 9-pin RS232 COM Port Serial Convert Adapter NEW M66Opens in a new window or tabBrand New$1.52gotw3527 (3,386) 99.2%Was: $1.60 5% off+$2.99 shippingfrom China
- RS-232 RS232 to RS-485 RS485 Serial Adapter Converter L3USOpens in a new window or tabBrand New$3.39techwin_us (1,887) 97.7%+$3.59 shippingfrom China
- 5PCS MAX3232 RS232 Serial Port To TTL Converter Male DB9 Connector COM SerialOpens in a new window or tabBrand New$6.74top_electronic1980_techwin (1,566) 98.5%+$3.73 shippingfrom China
- CH340G USB 2.0 to 9-pin RS232 COM Port Serial Convert Adapter M66Opens in a new window or tabBrand New$1.32modulefans (115,346) 99.1%+$3.20 shippingfrom ChinaFree returns
- 5PCS DB9 male adapter signals Terminal module RS232 to Terminal DB9 connectorOpens in a new window or tabBrand New$5.25top_electronic1980_techwin (1,566) 98.5%+$4.67 shippingfrom China
- 2PCS DB9 male adapter signals Terminal RS232 to Terminal DB9 connector M257Opens in a new window or tabBrand New$3.43top_electronic1980_techwin (1,566) 98.5%+$3.59 shippingfrom China
- MAX3232 RS232 Serial Port To TTL Converter Module Male DB9 Connector COM SerialOpens in a new window or tabBrand New$2.09techwin_us (1,887) 97.7%+$3.59 shippingfrom China
- 10PCS USB to RS232 Serial Port 9 Pin DB9 Cable Serial COM Port Adapter ConvertorOpens in a new window or tabBrand New$14.05Top Rated PlusWas: $14.79 5% offgc_electronics (1,307) 98.2%+$3.59 shippingfrom ChinaFree returns
- 10PCS MAX3232 RS232 Serial Port To TTL Converter Male DB9 Connector COM SerialOpens in a new window or tabBrand New$12.49techwin_us (1,887) 97.7%+$4.86 shippingfrom China
- 10PCS MAX3232 RS232 Serial Port To TTL Converter Male DB9 Connector COM SerialOpens in a new window or tabBrand New$12.49skytech_electronic (129) 99.2%+$4.86 shippingfrom China
- MAX3232 RS232 Serial Port To TTL Converter Module Male DB9 Connector COM SerialOpens in a new window or tabBrand New$2.68techwin_us (1,887) 97.7%+$3.59 shippingfrom China
- 2PCS MAX3232 RS232 Serial Port To TTL Converter Male DB9 Connector COM SerialOpens in a new window or tabBrand New$3.94top_electronic1980_techwin (1,566) 98.5%+$3.59 shippingfrom China
- 10PCS MAX3232 RS232 Serial Port To TTL Converter Male DB9 Connector COM SerialOpens in a new window or tabBrand New$12.49top_electronic1980_techwin (1,566) 98.5%+$4.86 shippingfrom China
- H9MSER40XX Dual Serial Port PCI Card TwinOpens in a new window or tabPre-Owned$19.17nerd4me (8,157) 98.4%Was: $22.55 15% offFree shipping
- Optically isolated USB to RS485/422/232/TTL industrial lightningprotectionOpens in a new window or tabBrand New$59.98howa2023 (138) 99.3%Free shippingfrom China
- Optically isolated USB to RS485/422/232/TTL industrial lightningprotectionOpens in a new window or tabBrand New$60.58industrial_solutions_hw (86) 100%Free shippingfrom China
- 2PC DB9 male adapter signals Terminal module RS232 to Terminal DB9 connectorA2TMOpens in a new window or tabBrand New$3.50txhang-module (1,137) 95.6%+$3.59 shippingfrom China
- DB9 connector female adapter Terminal RS232 Serial to Terminal M114 A2TMOpens in a new window or tabBrand New$2.73txhang-module (1,137) 95.6%+$3.59 shippingfrom China
- RS-232 RS232 to RS-485 RS485 Interface Serial Adapter Converter M104 A2TMOpens in a new window or tabBrand New$3.89txhang-module (1,137) 95.6%+$3.59 shippingfrom China
- 2PCS DB9 male adapter signals Terminal RS232 to Terminal DB9 connector M257Opens in a new window or tabBrand New$3.43skytech_electronic (129) 99.2%+$3.59 shippingfrom China
- 2PCS DB9 male adapter signals Terminal RS232 to Terminal DB9 connector M257Opens in a new window or tabBrand New$3.43horizon_electroparts (151) 93.3%+$3.59 shippingfrom China
- 5PCS DB9 male adapter signals Terminal module RS232 to Terminal DB9 connectorOpens in a new window or tabBrand New$5.25skytech_electronic (129) 99.2%+$4.67 shippingfrom China
- MAX3232 RS232 Serial Port To TTL Converter Module Male DB9 Connector COM SerialOpens in a new window or tabBrand New$2.68horizon_electroparts (151) 93.3%+$3.59 shippingfrom China
- 2PCS MAX3232 RS232 Serial Port To TTL Converter Male DB9 Connector COM SerialOpens in a new window or tabBrand New$3.94horizon_electroparts (151) 93.3%+$3.59 shippingfrom China
- 2PCS MAX3232 RS232 Serial Port To TTL Converter Male DB9 Connector COM SerialOpens in a new window or tabBrand New$3.94skytech_electronic (129) 99.2%+$3.59 shippingfrom China
- MAX3232 RS232 Serial Port To TTL Converter Module Male DB9 Connector COM SerialOpens in a new window or tabBrand New$2.68skytech_electronic (129) 99.2%+$3.59 shippingfrom China
- 5PCS MAX3232 RS232 Serial Port To TTL Converter Male DB9 Connector COM SerialOpens in a new window or tabBrand New$6.74skytech_electronic (129) 99.2%+$3.73 shippingfrom China
- CH340G USB 2.0 to 9-pin RS232 COM Port Serial Convert Adapter NEW M66Opens in a new window or tabBrand New$1.21alice1101983 (569,773) 99.5%+$3.20 shippingfrom China285 sold
- Enhanced Isolated Bidirectional 1-way RS232/485 To 8-channel RS485 Hub RepeaterOpens in a new window or tabBrand New$154.90infinitus-1 (667) 99.3%+$3.00 shippingfrom China
- RS-445PW-20115 Motor from Lexmark MS810n 146Opens in a new window or tabPre-Owned$19.99fleasales (1,114) 97.5%+$5.95 shipping
- 1 Chromebook Laptop, 256GB MSDC, Headphones, Wi-Fi Extender + (Read Description)Opens in a new window or tabPre-Owned$175.00watsonbargains (381) 96.4%Free shipping
- Used Lot of 8 Assorted Motors - 5 Brush Motors - 3 Stepper MotorsOpens in a new window or tabPre-Owned$49.99columbusmicrosystems (7,378) 99.3%Free shippingFree returns
- New ListingTape on Window Visor Deflectors, Compatible with 2013-2019 Audi A3 S3 RS3 Sedan,Opens in a new window or tabBrand New$77.60happiestdreams (6) 85.7%+$2.00 shippingFree returns
- Squishy Face Flirt Pole Jr V2 with Rainbow Squeaker Lure Dog ExerciseOpens in a new window or tabBrand New$24.99shiftythrifty09 (234) 99%+$9.99 shipping
- Amazon Echo Dot 2 RS03QR T35Opens in a new window or tabPre-Owned$13.95gadgetssupreme1 (3,401) 99.3%Free shipping
- RS232 To RS485 Converter 8 Ports RS485 Hub For Controlling DataOpens in a new window or tabBrand New$62.69Save up to 8% when you buy moreWas: $65.99 5% offbellacomeon (328) 97.7%Free shippingFree returns
- USB to TTL RS485 Serial Converter Adapter FTDI interface FT232RL ModuleOpens in a new window or tabBrand New$8.23Save up to 8% when you buy moreWas: $9.80 16% offTop Rated Plusgocartgo (3,711) 93.9%Free shippingFree returnsLast one1 watchers
- 1pcs 125K EM4100 RFID Card Reader Module RDM6300 ID RF UART Output For ArduinoOpens in a new window or tabBrand New$7.39Save up to 9% when you buy moreWas: $8.80 16% offTop Rated Plustechm-70 (2,329) 94.5%Free shippingFree returns
- SEALEVEL 7202R PCI 2-Port RS-232 Serial Interface PCI Card REV.G FREE SHIPPING!!Opens in a new window or tabPre-Owned$99.99$10 off $55+ with couponmusthavegear (22,684) 98.7%Free shipping
- KT-96A Cable Length MeterOpens in a new window or tabBrand New$195.00xux2007 (594) 100%+$35.00 shippingfrom China
- Photoelectric isolation 1 way RS232 to 4 way RS485 industrial grade HUB railOpens in a new window or tabBrand New$125.90infinitus-1 (667) 99.3%+$3.00 shippingfrom China
- Bihl Wiedemann BWU1567 - BRAND NEW!!Opens in a new window or tabBrand New$1,100.00kincardine222-sonela (69) 100%+$99.99 shipping
- Pioneer Elite SC-85 Atmos 11.2 channel (9 amps) AVR Virtually Perfect ConditionOpens in a new window or tabPre-Owned$649.95tiberiusspock (231) 100%+$63.44 shipping11 watchers
- Carlo Gavazzi RS1A23D25 240V 25A Solid State RelayOpens in a new window or tabPre-Owned$18.68nerd4me (8,157) 98.4%Free shippingLast one
- 10PCS MAX233CPP MAX233 RS-232 Drivers/Receivers NEWOpens in a new window or tabBrand New$8.39horizon_electroparts (151) 93.3%+$3.59 shippingfrom China
- 433Mhz CC1101 USB Wireless RF Transceiver Module 10mW USB UART MAX232 RS232 NEWOpens in a new window or tabBrand New$14.31Top Rated Plusworldchips (190,283) 99.1%+$3.50 shippingfrom ChinaFree returns
- 5PCS PL2303 USB To RS232 TTL Converter Adapter Module cable NEWOpens in a new window or tabBrand New$7.12skytech_electronic (129) 99.2%+$3.59 shippingfrom China
- RS-232 RS232 to RS-485 RS485 Serial Adapter ConverterOpens in a new window or tabBrand New$3.39top_electronic1980_techwin (1,566) 98.5%+$3.59 shippingfrom China
- KIMAX U35WF 3.5inch Mobile Hard Disk Box WIFI Wireless NAS Private Cloud StorageOpens in a new window or tabBrand New$54.96 to $61.06fmt-model (66,675) 99.7%Was: $64.66 15% offFree shippingfrom ChinaFree returns
- RS485/422 industrial repeater with optical isolation module lightning protectionOpens in a new window or tabBrand New$95.90infinitus-1 (667) 99.3%+$3.00 shippingfrom China
- 8-channel rs485 splitter 485 sharer Industrial grade optically isolated repeaterOpens in a new window or tabBrand New$165.90infinitus-1 (667) 99.3%+$3.00 shippingfrom China
- 2-way RS-485 repeater industrial with optical isolation 2 in 2 out LightningOpens in a new window or tabBrand New$105.90infinitus-1 (667) 99.3%+$3.00 shippingfrom China
- ECS8208CP industrial grade 8 RS485 hub repeater allocator HUB 8 isolation typeOpens in a new window or tabBrand New$147.40newst*4678 (595) 97.2%Free shippingfrom China
- USR-TCP232-T2 Serial to RJ45 Module UART TTL to Ethernet/TCPIP ConverterOpens in a new window or tabBrand New$12.37skytech_electronic (129) 99.2%+$3.59 shippingfrom China
- CH340G RS232 Upgrade to USB TTL Auto Converter Adapter STC Brush Module GoldenOpens in a new window or tabBrand New$5.95Save up to 8% when you buy moreWas: $7.00 15% offTop Rated Plusqkmallllc_1 (35,274) 95.1%Free shippingFree returns
- 4 Zone Channel PID Temperature Controller Recorder SSR Output USB RS485 PC 4 TCOpens in a new window or tabBrand New$139.99thermomart (11,074) 99.3%+$22.99 shippingfrom Canada
- Audioplex Luma-VR-1 Remote Controlled S video AUDIO Video Switcher Project BoxOpens in a new window or tabNew (Other)$34.99bigavsound (12,609) 99.6%+$15.15 shipping
- Photoelectric isolation lightning protection 4 way RS485 hub 2 in 4 outOpens in a new window or tabBrand New$94.90infinitus-1 (667) 99.3%+$3.00 shippingfrom China
- RS232 to RS485 1.2KM Data Interface Adapter Converter Good qualityOpens in a new window or tabBrand New$3.39top_electronic1980_techwin (1,566) 98.5%+$3.59 shippingfrom China
- SEALEVEL 7202 Rev. G, PCI 2-Port RS-232 Serial InterfaceOpens in a new window or tabPre-Owned$30.78nerd4me (8,157) 98.4%Was: $36.21 15% offFree shipping
- CH340G RS232 Upgrade to USB TTL Auto Converter Adapter STC Brush Module GoldenOpens in a new window or tabBrand New$6.47Save up to 8% when you buy moreWas: $7.70 16% offTop Rated Plusgocartgo (3,711) 93.9%Free shippingFree returns
- RS-445PW-20115 MotorOpens in a new window or tabPre-Owned$30.37nerd4me (8,157) 98.4%Was: $35.73 15% offFree shipping
- 6Pin PL2303HXD USB to RS232 TTLCable module for win XP VISTA 7 8 Android OTG 6Opens in a new window or tabBrand New$8.19Save up to 8% when you buy moreWas: $9.64 15% offTop Rated Plusqkmallllc_1 (35,274) 95.1%Free shippingFree returns
- Industrial USB To RS485 CH340 Converter Upgrade Protection RS485 ConverterOpens in a new window or tabBrand New$10.08Save up to 8% when you buy moreWas: $10.72 6% offTop Rated Plusjinsche (36,897) 94.6%Free shippingFree returns
- Digi-Key Part Number RS125-KIT-NDOpens in a new window or tabBrand New$48.00oakle3 (355) 95.2%Free shipping
- MQ-3 Alcohol Ethanol Sensor Gas Detector Sensor For ArduinoOpens in a new window or tabBrand New$3.24horizon_electroparts (151) 93.3%+$3.59 shippingfrom China
- Industrial USB To RS485 CH340 Converter Upgrade Protection RS485 ConverterOpens in a new window or tabBrand New$9.19Save up to 8% when you buy moreWas: $10.81 15% offTop Rated Plusqkmallllc_1 (35,274) 95.1%Free shippingFree returns
- vBoxStudio® – ViZion D1 – PTZ NDI Camera FHD 20XOpens in a new window or tabBrand New$1,250.00satella_power (388) 100%+$13.10 shipping
- 10PCS MAX233CPP MAX233 RS-232 Drivers/Receivers NEWOpens in a new window or tabBrand New$8.83top_electronic1980_techwin (1,566) 98.5%+$3.59 shippingfrom China
- 433Mhz CC1101 USB Wireless RF Transceiver Module 10mW USB UART MAX232 RS232 USOpens in a new window or tabBrand New$17.66Save up to 5% when you buy moremodulesworld2022 (2,959) 99.1%Free shipping
- 4-Channel Opto-isolator IC Module Arduino High and Low level Expansion BoardOpens in a new window or tabBrand New$1.09auto-best2023 (165) 100%Free shippingfrom ChinaFree returns
- 10pcs MAX233CPP +5V-Powered Multichannel RS-232 Drivers/Receivers MAX233Opens in a new window or tabBrand New$9.39xiaobao_semi (36,244) 98.4%Was: $9.99 6% off+$4.50 shippingfrom China
- 30ft Wireless BT RF Transceiver Module serial RS232 TTL arduino HC-06 BC417 chipOpens in a new window or tabBrand New$5.37top_electronic1980_techwin (1,566) 98.5%+$3.59 shippingfrom China
- 433MHZ CC1101 USB Wireless RF Transceiver Module 10mW USB UART MAX232 RS232Opens in a new window or tabBrand New$12.12diybox (76,975) 98.6%Was: $12.89 6% off+$3.20 shippingfrom ChinaFree returns
- 433Mhz CC1101 USB Wireless RF Transceiver Module 10mW USB UART MAX232 RS232 USOpens in a new window or tabBrand New$18.54bingospace (1,443) 99%Was: $19.52 5% offFree shipping
- HP Serial Port Adapter 628646-001 641397-001 628646-001 REV 0A OEM 2004Opens in a new window or tabPre-Owned$9.99electronic-63 (3,306) 98.2%Free shipping
- Pack of 4 MAX3232ECDW Dual Transmitter/Receiver RS-232 16-Pin SOIC, Cut Tape, RoOpens in a new window or tabBrand New$5.99Top Rated Plusavlis-co (8,665) 100%+$7.21 shippingFree returns
- Industrial USB To RS485/422 CH340 Converter Upgrade Protection RS485 Converter DOpens in a new window or tabBrand New$4.37diybox (76,975) 98.6%Was: $4.65 6% off+$2.98 shippingfrom ChinaFree returns
- 30ft Wireless Bluetooth RF Transceiver Module serial RS232 TTL HC-05 for arduinoOpens in a new window or tabBrand New$7.81top_electronic1980_techwin (1,566) 98.5%+$3.59 shippingfrom China
- 1 PCS TURCK TN-Q14-0.15-RS4.47T Read/Write Head ALL NEW IN BOXOpens in a new window or tabBrand New$385.00pepperlfuchs2015 (102) 100%+$36.00 shippingfrom China
- 30ft Wireless Bluetooth RF Transceiver Module serial RS232 TTL HC-05 for arduinoOpens in a new window or tabBrand New$7.81techwin_us (1,887) 97.7%+$3.59 shippingfrom China
- MAX485 module RS-485 TTL to RS485 MAX485CSA Converter Module For ArduinoOpens in a new window or tabBrand New$1.89top_electronic1980_techwin (1,566) 98.5%+$3.59 shippingfrom China
- Industrial USB To RS485 CH340 Converter Upgrade Protection RS485 ConverterOpens in a new window or tabBrand New$9.83Save up to 8% when you buy moreWas: $11.70 16% offTop Rated Plusgocartgo (3,711) 93.9%Free shippingFree returns
- 6Pin PL2303HXD USB to RS232 TTLCable module for win XP VISTA 7 8 Android OTG 6Opens in a new window or tabBrand New$8.82Save up to 8% when you buy moreWas: $9.38 6% offTop Rated Plusjinsche (36,897) 94.6%Free shippingFree returns
- EMERSON - Model AA24910, RS5 REV 190W REV 03Opens in a new window or tabPre-Owned$37.18nerd4me (8,157) 98.4%Was: $43.74 15% offFree shipping
- STARTECH PROFESSIONAL 2 PORT USB TO RS-232 SERIAL ADAPTER ICUSB2322XOpens in a new window or tabPre-Owned$26.48nerd4me (8,157) 98.4%Was: $31.15 15% offFree shipping
- 433Mhz CC1101 USB Wireless RF Transceiver Module 10mW USB UART MAX232 RS232Opens in a new window or tabBrand New$12.79xyz-electronics (1,785) 99%+$2.99 shippingfrom China