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Image	Part #	Mfr.	Description	Datasheet	Availability	Pricing (HKD) Filter the results in the table by unit price based on your quantity.	Qty.	Product	Type	Number of Ports	Maximum Data Rate	Interface Type	Supply Voltage - Min	Supply Voltage - Max	Minimum Operating Temperature	Maximum Operating Temperature	Series	Packaging
Interface Modules Gravity: Active Isolated RS485 to UART Signal Adapter Module DFR0845 DFRobot 1: HK$163.50 27In Stock 276On Order	Mfr. Part No. DFR0845 Mouser Part No 426-DFR0845	DFRobot	Interface Modules Gravity: Active Isolated RS485 to UART Signal Adapter Module Learn More about DFRobot gravity isolated rs485 uart signal adapter		27In Stock 276On Order On Order Ship Dates Mfr. No: DFR0845 Stock: 27 Can Dispatch Immediately On Order: 86 Pending 190 Expected 26/10/2026 Factory Lead Time: 7 Weeks	HK$163.50	Min.: 1 Mult.: 1	Adapters	RS-485 to UART	2 Port	1 Mb/s	RS-485, UART	3.3 V	5 V	- 40 C	+ 105 C
Interface Modules Gravity: LTC4316 I2C Address Shifter - I2C Conflict Resolver for Arduino & Raspberry Pi DFR1193 DFRobot 1: HK$48.50 12In Stock 10Expected 23/10/2026 New Product	Mfr. Part No. DFR1193 Mouser Part No 426-DFR1193 New Product	DFRobot	Interface Modules Gravity: LTC4316 I2C Address Shifter - I2C Conflict Resolver for Arduino & Raspberry Pi	Datasheet	12In Stock 10Expected 23/10/2026	HK$48.50	Min.: 1 Mult.: 1	Interface Modules				I2C	2.25 V	5.5 V	0 C	+ 70 C		Bulk
Interface Modules USB To RS485 Converter FIT0832 DFRobot 1: HK$138.92 33In Stock 46Expected 20/11/2026	Mfr. Part No. FIT0832 Mouser Part No 426-FIT0832	DFRobot	Interface Modules USB To RS485 Converter Learn More about DFRobot fit0832 usb to rs485 converter		33In Stock 46Expected 20/11/2026	HK$138.92	Min.: 1 Mult.: 1	Converters	USB 2.0 to RS-485	2 Port	921.6 kb/s	RS-485, USB 2.0	36 V	36 V
Interface Modules UR20-FBC-CAN 1334890000 Weidmuller 1: HK$3,027.10 1In Stock	Mfr. Part No. 1334890000 Mouser Part No 470-1334890000	Weidmuller	Interface Modules UR20-FBC-CAN Learn More about Weidmuller u remote ur20 modules	Datasheet	1In Stock	HK$3,027.10	Min.: 1 Mult.: 1	I/O Modules	Remote I/O Fieldbus Coupler						- 20 C	+ 60 C	UR20
Interface Modules UR20-FBC-MOD-TCP-ECO 2659700000 Weidmuller 1: HK$2,070.29 5In Stock	Mfr. Part No. 2659700000 Mouser Part No 470-2659700000	Weidmuller	Interface Modules UR20-FBC-MOD-TCP-ECO Learn More about Weidmuller u remote ur20 modules	Datasheet	5In Stock	HK$2,070.29	Min.: 1 Mult.: 1	Bus Couplers	Remote I/O Fieldbus Coupler						- 20 C	+ 60 C	UR20
Interface Modules USB A Socket to USB Type C Plug Adapter 5030 Adafruit 1: HK$7.81 400In Stock	Mfr. Part No. 5030 Mouser Part No 485-5030	Adafruit	Interface Modules USB A Socket to USB Type C Plug Adapter		400In Stock	HK$7.81	Min.: 1 Mult.: 1	Adapters	USB To USB Type-C	2 Port			5 V	5 V
Interface Modules Eaton Tripp Lite Series 2x1 Bi-Directional HDMI Switch - 4K 60 Hz, HDR, HDCP Passthrough B119-002-BDS Eaton 1: HK$296.00 4In Stock 2Expected 6/10/2026 New Product	Mfr. Part No. B119-002-BDS Mouser Part No 545-B119-002-BDS New Product	Eaton	Interface Modules Eaton Tripp Lite Series 2x1 Bi-Directional HDMI Switch - 4K 60 Hz, HDR, HDCP Passthrough	Datasheet	4In Stock 2Expected 6/10/2026	HK$296.00 HK$262.46 HK$250.30 HK$241.42 View HK$232.87 HK$224.00	Min.: 1 Mult.: 1	Interface Modules	HDMI Switch	2 Port		HDMI			- 10 C	+ 45 C
Interface Modules Auto-configuration adapter 64 MB, USB 1.1, EEC ACA21-USB (EEC) Hirschmann 1: HK$3,445.91 1In Stock	Mfr. Part No. ACA21-USB (EEC) Mouser Part No 566-943271003	Hirschmann	Interface Modules Auto-configuration adapter 64 MB, USB 1.1, EEC	Datasheet	1In Stock	HK$3,445.91 HK$3,059.81 HK$2,927.39	Min.: 1 Mult.: 1	Adapters	USB 1.1	2 Port		USB 1.1			- 40 C	+ 70 C	ACA
Interface Modules ISOLATED INLINE 485 CONVERTER, 25 PIN VE BB-4WSD25OTB Advantech 1: HK$1,198.97 2In Stock	Mfr. Part No. BB-4WSD25OTB Mouser Part No 600-4WSD25OTB	Advantech	Interface Modules ISOLATED INLINE 485 CONVERTER, 25 PIN VE	Datasheet	2In Stock	HK$1,198.97	Min.: 1 Mult.: 1	Converters	RS-232 to RS-422/485	2 Port	115.2 kb/s	RS-232/422/485	10 V	48 V	0 C	+ 70 C
Interface Modules FL COMSERVER BASIC 232/422/485 2313478 Phoenix Contact 1: HK$4,215.05 1In Stock 5Expected 19/10/2026	Mfr. Part No. 2313478 Mouser Part No 651-2313478	Phoenix Contact	Interface Modules FL COMSERVER BASIC 232/422/485 Learn More about Phoenix Contact servers gateways	Datasheet	1In Stock 5Expected 19/10/2026	HK$4,215.05	Min.: 1 Mult.: 1	Converters	RS-232/422/485 to Ethernet	1 Port	100 Mb/s	Ethernet, RS-232/422/485	22.8 V	25.2 V	- 25 C	+ 60 C
Interface Modules PSI-TERMINATOR-PB- TBUS 2702636 Phoenix Contact 1: HK$1,421.48 5In Stock	Mfr. Part No. 2702636 Mouser Part No 651-2702636	Phoenix Contact	Interface Modules PSI-TERMINATOR-PB- TBUS	Datasheet	5In Stock	HK$1,421.48	Min.: 1 Mult.: 1	Interface Modules	PROFIBUS, RS-485	2 Port		PROFIBUS, RS-485	18 V	30 V	- 40 C	+ 70 C
Interface Modules EM-MODBUSGATEWAYIFS 2901528 Phoenix Contact 1: HK$3,656.09 1In Stock	Mfr. Part No. 2901528 Mouser Part No 651-2901528	Phoenix Contact	Interface Modules EM-MODBUSGATEWAYIFS Learn More about Phoenix Contact control cabinets	Datasheet	1In Stock	HK$3,656.09	Min.: 1 Mult.: 1	Converters	RS-232/422/485 to Ethernet	1 Port	100 Mb/s	Ethernet, Modbus	19.2 V	28.8 V	- 35 C	+ 50 C
Interface Modules PV string com module RS-485 Modbus/RTU 2901674 Phoenix Contact 1: HK$2,265.84 3In Stock	Mfr. Part No. 2901674 Mouser Part No 651-2901674	Phoenix Contact	Interface Modules PV string com module RS-485 Modbus/RTU Learn More about Phoenix Contact solarcheck	Datasheet	3In Stock	HK$2,265.84	Min.: 1 Mult.: 1	Interface Modules	Modbus RTU, RS-485		38.4 kb/s	Modbus RTU, RS-485	21.6 V	30 V	- 20 C	+ 70 C	SCK
Interface Modules DeviceNet TTap 3 drop Clamp DCN1-3NC Omron Automation and Safety 1: HK$1,249.44 3In Stock	Mfr. Part No. DCN1-3NC Mouser Part No 653-DCN1-3NC	Omron Automation and Safety	Interface Modules DeviceNet TTap 3 drop Clamp	Datasheet	3In Stock	HK$1,249.44 HK$1,142.83	Min.: 1 Mult.: 1
Interface Modules EtherCAT 3 Port Branching Unit GX-JC03 Omron Automation and Safety 1: HK$4,996.86 1In Stock 2Expected 29/9/2026	Mfr. Part No. GX-JC03 Mouser Part No 653-GXJC03	Omron Automation and Safety	Interface Modules EtherCAT 3 Port Branching Unit	Datasheet	1In Stock 2Expected 29/9/2026	HK$4,996.86 HK$4,814.29	Min.: 1 Mult.: 1						20.4 V	28.8 V	- 10 C	+ 55 C
Interface Modules NX1P RS-422/485 module 500M NX1W-CIF12 Omron Automation and Safety 1: HK$1,450.17 2In Stock	Mfr. Part No. NX1W-CIF12 Mouser Part No 653-NX1W-CIF12	Omron Automation and Safety	Interface Modules NX1P RS-422/485 module 500M	Datasheet	2In Stock	HK$1,450.17 HK$1,426.83 HK$1,405.70 View Quote	Min.: 1 Mult.: 1		RS-422/485
Interface Modules NX EtherCAT Coupler NX-ECC201 Omron Automation and Safety 1: HK$2,948.68 3In Stock	Mfr. Part No. NX-ECC201 Mouser Part No 653-NXECC201	Omron Automation and Safety	Interface Modules NX EtherCAT Coupler	Datasheet	3In Stock	HK$2,948.68 HK$2,900.43 HK$2,845.60	Min.: 1 Mult.: 1										NX
Interface Modules reTerminal E10-1 - Expansion Board supports DC Jack/PoE/UPS, Gigabit Ethernet, LTE/4G/5G/LoRaWAN, RS485/232, CAN, SATA 2.0 103060001 Seeed Studio 1: HK$978.18 1In Stock 6Expected 5/10/2026	Mfr. Part No. 103060001 Mouser Part No 713-103060001	Seeed Studio	Interface Modules reTerminal E10-1 - Expansion Board supports DC Jack/PoE/UPS, Gigabit Ethernet, LTE/4G/5G/LoRaWAN, RS485/232, CAN, SATA 2.0		1In Stock 6Expected 5/10/2026	HK$978.18	Min.: 1 Mult.: 1	Expansion Modules	4G, 5G, CAN, Ethernet	3 Port	8 Mb/s	4G, 5G, CAN, Ethernet, LoRa/LoRaWAN, LTE, RS-232/485	12 V	12 V
Interface Modules MODLINK MSDD SINGLE COMBI INSERT USA NEMA 5-15, 1xUSB-A female/female + 1xRJ45 female/female 4000-68000-4030000 Murrelektronik 1: HK$1,512.81 5In Stock	Mfr. Part No. 4000-68000-4030000 Mouser Part No 867-4000680004030000	Murrelektronik	Interface Modules MODLINK MSDD SINGLE COMBI INSERT USA NEMA 5-15, 1xUSB-A female/female + 1xRJ45 female/female Learn More about Murrelektronik modlink msdd interfaces	Datasheet	5In Stock	HK$1,512.81	Min.: 1 Mult.: 1	Ethernet I/O Modules				Ethernet, USB	30 VAC	48 V, 125 VAC			4	Bulk
Interface Modules MIRO TR 24VDC SK OPTO-COUPLER MODULE, IN: 53 VDC - OUT: 48 VDC / 0,5 A, 6,2 mm screw-type terminal 52500 Murrelektronik 1: HK$413.06 14In Stock	Mfr. Part No. 52500 Mouser Part No 867-52500	Murrelektronik	Interface Modules MIRO TR 24VDC SK OPTO-COUPLER MODULE, IN: 53 VDC - OUT: 48 VDC / 0,5 A, 6,2 mm screw-type terminal	Datasheet	14In Stock	HK$413.06	Min.: 1 Mult.: 1								- 20 C	+ 60 C	1	Bulk
Interface Modules MIRO TR 5VDC SK OPTO-COUPLER MODULE, IN: 5,5 VDC - OUT: 48 VDC / 2 A, 6,2 mm screw-type terminal 52502 Murrelektronik 1: HK$660.07 13In Stock	Mfr. Part No. 52502 Mouser Part No 867-52502	Murrelektronik	Interface Modules MIRO TR 5VDC SK OPTO-COUPLER MODULE, IN: 5,5 VDC - OUT: 48 VDC / 2 A, 6,2 mm screw-type terminal	Datasheet	13In Stock	HK$660.07	Min.: 1 Mult.: 1								- 20 C	+ 60 C	1	Bulk
Interface Modules FL SPD USB ISOLATOR 1000V 41x36.5mm USB-ISO Olimex Ltd. 1: HK$174.10 42In Stock 177Expected 12/10/2026	Mfr. Part No. USB-ISO Mouser Part No 909-USB-ISO	Olimex Ltd.	Interface Modules FL SPD USB ISOLATOR 1000V 41x36.5mm		42In Stock 177Expected 12/10/2026	HK$174.10	Min.: 1 Mult.: 1	Isolators	USB 2.0	2 Port	12 Mb/s	USB 2.0	8 V	15 V				Bulk
Interface Modules VGA to HDMI converter for retro computers VGA2HDMI-BOXED Olimex Ltd. 1: HK$164.89 6In Stock New At Mouser	Mfr. Part No. VGA2HDMI-BOXED Mouser Part No 909-VGA2HDMI-BOXED New At Mouser	Olimex Ltd.	Interface Modules VGA to HDMI converter for retro computers	Datasheet	6In Stock	HK$164.89	Min.: 1 Mult.: 1											Bulk
Interface Modules 1 port isolated USB to RS232 converter m ADAM-4562-AE Advantech 1: HK$1,044.76 4In Stock 3Expected 2/11/2026	Mfr. Part No. ADAM-4562-AE Mouser Part No 923-ADAM-4562-AE	Advantech	Interface Modules 1 port isolated USB to RS232 converter m Learn More about Advantech adam 4000 controller modules	Datasheet	4In Stock 3Expected 2/11/2026	HK$1,044.76	Min.: 1 Mult.: 1	Converters	USB to RS-232/422/485	2 Port	115.2 kb/s	RS-232/422/485, USB	5 V	5 V	0 C	+ 70 C	ADAM-4562
Interface Modules ULI-361TK - USB to RS-485 2 Wire Converter. Locked Serial Number BB-485USBTB2WLS-A Advantech 1: HK$871.32 4In Stock 11Expected 19/10/2026	Mfr. Part No. BB-485USBTB2WLS-A Mouser Part No 923-BB485USBTB2WLSA	Advantech	Interface Modules ULI-361TK - USB to RS-485 2 Wire Converter. Locked Serial Number Learn More about Advantech bb 485usbtb2wls a converters	Datasheet	4In Stock 11Expected 19/10/2026	HK$871.32	Min.: 1 Mult.: 1	Adapters	USB to RS-485	1 Port	12 Mb/s	RS-485, USB			0 C	+ 70 C	BB-485USBTB-2W-LS