Best Jienk in 2026

WIDELY APPLICATIONS:Mainly used in plasma TV, HD player, LCD TV, rear projection TV, projector, DVD recorder/player, D-VHS recording/player and digital audio and video display device for video and audio signal transmission.

DURABLE: Copper cored gold-plated joints are used for durability, plugging resistance and good contact, clearer picture quality. It adopts all-copper environmental protection copper terminal, which has good transmission and allows current of 10A.

RELIABLE: Each product is equipped with a nail clips, 5mm, 7mm, 9mm, 10mm 4 different sizes of tail pipe. Make sure that the cable is pulled in use without causing dropped wires or poor contact.

WIDELY APPLICATIONS: Suitable for U disk, keyboard, mouse, camera, printer, mobile phone and other devices with USB interface. Terminal blocks make it easy to test electronics equipment or power up.

DURABLE: Nickel-plated interface, anti-friction, strong oxidation resistance, effectively reduce resistance. The signal is more stable and has a longer service life.

EASY to USE: No soldering required. Just use a small screwdriver to open up the terminal blocks, slide in your stranded or solid-core wire, and re-tighten. Save you from solder trouble, no need to purchase expensive tool. Great time and money saver.

【Repair Airline】Pneumatic Fittings is mainly used for air piping, pneumatic tools, do not need joint tools can realize the pipeline connecting or disconnecting the link. Quick fix for repair your airline.

【Durable】The body made of strong thermoplastic (PBT) housings and the ferrule adopts zinc alloy. Operating pressure 0~145 Psi, high pressure resistance, corrosion resistance and a long service life.

【Push Lock】Quick connect fittings easy to install and remove. Just one touch to connect the tube. The release ring adopts ellipse design, removed conveniently.

【Durable】This fitting has nickel plated brass body with POM release button and zinc alloy ferrule. Operating Pressure: 0~145 Psi. High pressure resistance, corrosion resistance and a long service life.

【Push Lock】Quick connect fittings easy to install and remove, just one touch to connect the tube. The release ring adopts ellipse design, removed conveniently.

【Convenience】360°rotation, after installation, the tube direction can be changed easily. This fittings have hexagonal body allowing tightening with wrench, additionally can be screwed with Allen tool, which is especially convenient where there is limited access to installation place.

【Durable】This fitting has a strong PBT housing with POM release button and zinc alloy ferrule. The thread port adopts nickel plated brass material. High pressure resistance, corrosion resistance and a long service life.

【Good Sealing Performance】Stainless steel tube gripping claw makes the grip force stronger, not easy to trip or leak. External tightening with a flat wrench or socket wrench.

【Push Lock】 Quick connect fittings easy to install and remove, just a simple push to connect the tube. The release ring adopts ellipse design, removed conveniently. 360°rotation, after installation, the tube direction can be changed easily.

【Durable】This fitting has a strong PBT housing with POM release button and zinc alloy ferrule. The thread port adopts nickel plated brass material. High pressure resistance, corrosion resistance and a long service life.

【Good Sealing Performance】Stainless steel tube gripping claw makes the grip force stronger, not easy to trip or leak. External tightening with a flat wrench or socket wrench.

【Push Lock】Quick connect fittings easy to install and remove, just one touch to connect the tube. The release ring adopts ellipse design, removed conveniently. 360°rotation, after installation, the tube direction can be changed easily.

40mm anodized aluminum heatsink; Dimension: 1.57 x 1.57 x 0.79 inch / 40 x 40 x 20mm (L*W*H)

Pre-applied blue thermal conductive adhesive tape backing, easy attach to the application with no cutting to do.

This 40mm heatsink kit is suitable for a variety of cooling applications such as 3D printer stepper motor NEMA17, PC chipset, power IC, power electric device, TEC1-12706 Thermoelectric module, LED light devices etc.

This RJ45 screw terminal adaptor cable is wired in accordance with the EIA/TIA 568B wiring standard for structured cabling.

Stability: Reliable connection, made of pure copper wire, strong signal stability and reliability. It is used to connect external network cables and transmit network signals.

Easy to use: No soldering required. Just use a small screwdriver to open up the terminal blocks, slide in your stranded or solid-core wire, and re-tighten. Save you from solder trouble, great for splitting pairs on UTP cable,and CCTV camera or data distribution.

80mm anodized aluminum heatsink; Dimension: 3.15 x 1.57 x 0.43 inch / 80 x 40 x 11mm (L*W*H)

Pre-applied blue thermal conductive adhesive tape backing, easy attach to the application with no cutting to do.

This 40mm heatsink kit is suitable for a variety of cooling applications such as 3D printer stepper motor NEMA17, ender 3c, PC chipset, power IC, power electric device, TEC1-12706 Thermoelectric module, LED light, android auto MA1 devices etc.

【Durable】This fitting has PBT body with POM release button and zinc alloy ferrule. Operating Pressure: 0~145 Psi. High pressure resistance, corrosion resistance and a long service life. High pressure resistance, corrosion resistance and a long service life.

【Good Sealing Performance】Stainless steel tube gripping claw makes the grip force stronger, not easy to trip or leak.

【Push Lock】Quick connect fittings easy to install and remove, just one touch to connect the tube. The release ring adopts ellipse design, removed conveniently. 360°rotation, after installation, the tube direction can be changed easily.

【Product Name】 6 Pin, Plug-In 5.08mm/0.2" PCB Terminal Block

【Fit for Cable】AWG 28-12; Terminal Distance : 5.08mm/0.2"

【Rated Voltage】300V, Rated Current：10A

Stability: Plastic house with gold plated joints and strain relief grommet, resistance to plug and stable transmission. White rubber core, high temperature resistant, not easy to melt during welding. Solder cup connectors more firm and stable, Not easy breaks under tension.

Widely Application: DB15 Connector can be used for connecting the computers to various serial port equipment such as automatic control equipment, industrial control equipment, cash register, tax control machine, computer,MODEM, set-top box, and other equipment for communication.

Flexibility: Compact and light weight allows you to make up your own custom cables with DB9 connectors. Each set of hood and screw were individually bagged.

【Thinner Design】Only 16mm. You can use it in smaller and narrower spaces without worrying won’t fit.

【Durable】Copper cored gold-plated joints are used for durability, plugging resistance and good contact. It adopts all-copper environmental protection copper terminal, which has good transmission.

【Reliable】Each product is equipped with a crimping ring, 5mm, 6mm, 7.5mm, 8.5mm 4 different sizes of tail pipe. Make sure that the cable is pulled in use without causing dropped wires or poor contact.

The circuit board mounting brackets are fit for mounting DIN C45 rail mounting (width 35mm/1.38in), 15mm din rail compatible.

Easy to install and detach. Din mount carrier can be taken apart for panel mount use.

These mounting brackets are designed to work with the 15mm depth rail. Hole distance：12.5mm

EXTEND RS-232 SERIAL CABLES：This PVC plastic sheath cable follows safety standards and will protect the cable itself from damage when you need an extension.

DURABLE: All Pins are copper cored gold-plated joints, plugging resistance and good contact. DB25 connectors with strain relief molding, prevent signal interference and stable transmission.

WIDELY APPLICATIONS:This cable provides high-performance connection between PCs and flat panel displays, digital CRT displays, projectors and HDTV.Suitable for printer, supermarket ticket printer, automation equipment, industrial equipment control system.

Aluminum alloy, great function for heat dissipation. Reduces CPU and LAN Temperature in enclosed and overclocked environments.

【Widely Application】Fit for TO-220 Mosfet Transistors, Power IC, can be applied for cooling voltage regulators LM78XX, LM317, IRFXXX, TDAXX etc.

【Small and Compact】It takes up little space, very useful for cooling power mosfets working in switching, or integrated type 7805 and similar that have to dissipate a few watts.

DB9 module leads out all the 9-pin signals of the DB port, which is convenient for customer to connect according to their own needs. Both end is DB9 male connector, This could be used to adapt any two female DB-9 connectors.

【Durable】All copper base with gold plated joints thickened FR-4 fiber glass PCB board, ensures good contact anti-oxidation and a long serve life.

【Wildly Applications】This db9 breakout board connect all kinds of serial devices. Such as automatic control equipment, industrial control equipment, cash register,computer and tax control machine, digital camera, PLC, PDA, MODEM, set-top box, barcode machine, industrial instrumentation and other equipment for communication.

【Bulkhead Design】Pneumatic Fittings is mainly used for air piping, pneumatic tools, do not need joint tools can realize the pipeline connecting or disconnecting the link. Excellent choice for through wall application.

【Durable】The body made of strong thermoplastic (PBT) housings and the ferrule adopts zinc alloy. Operating pressure 0~145 Psi, high pressure resistance, corrosion resistance and a long service life.

【Push Lock】Quick connect fittings easy to install and remove. Just one touch to connect the tube. The release ring adopts ellipse design, removed conveniently.

Convert your DB9 connector into an RJ45 female connector. Allows you to configure your own specific pinouts or make customized serial connections. You can create customized connections with terminals, serial printers, modems, POS and other serial devices.

RJ45 Pin Outs: 1-Blue, 2-Orange, 3-Black, 4-Red, 5-Green, 6-Yellow, 7-Brown, and 8-White.

High Compatibility: You can use these systems for computer-related equipment such as printers, mice, keyboards, networks, and modems.

WIDELY APPLICATIONS: The breakout board can be used for automatic control equipment, industrial control equipment, cash register, tax control machine, computer, etc.

DURABLE: Copper cored gold-plated joints are used for durability, plugging resistance and good contact. It adopts all-copper environmental protection copper terminal, which has good transmission and allows current of 10A.

RELIABLE: Each product is equipped with a crimping ring, 5mm, 6mm, 7.5mm, 8.5mm 4 different sizes of tail pipe. Make sure that the cable is pulled in use without causing dropped wires or poor contact.

【Durable】All-copper base, contacted better. Pure copper gold plated joints,resistance to plug.

【Reliable】Each product is equipped with a crimping ring, and a 6.5mm tail pipe. Make sure that when in use won't causing dropped wires or poor contact.

【Thinner Design】The thickness is only 16.5mm, ensuring that the product can be used in a narrow space.

Durable: Copper cored gold-plated joints are used for durability, plugging resistance and good contact. It adopts all-copper screw terminal, which has good transmission and allows current of 10A.

Reliable: The shell is locked with screws and nuts and Each product is equipped with a crimping ring, 5mm, 6mm, 7.5mm, 8.5mm 4 different sizes of tail pipe, Make sure the wiring is neat and tidy No dropped wires .

Easy to Use: No Soldering Required. Just use a small screwdriver to open up the terminal blocks, slide in your stranded or solid-core wire, and re-tighten.

Convert your DB9 connector into an RJ45 female connector. Allows you to configure your own specific pinouts or make customized serial connections. You can create customized connections with terminals, serial printers, modems, POS and other serial devices.

RJ45 Pin Outs: 1-Blue, 2-Orange, 3-Black, 4-Red, 5-Green, 6-Yellow, 7-Brown, and 8-White.

High Compatibility: You can use these systems for computer-related equipment such as printers, mice, keyboards, networks, and modems.

Durable: Copper cored gold-plated joints are used for durability, plugging resistance and good contact. It adopts all-copper environmental protection copper terminal, which has good transmission.

Reliable: Each product is equipped with a crimping ring, 5mm, 7mm, 9mm, 10mm 4 different sizes of tail pipe. Make sure that the cable is pulled in use without causing dropped wires or poor contact.

No Soldering Required: Adopt environmentally friendly insulated terminal block. Just use a small screwdriver to open up the terminal blocks, slide in your stranded or solid-core wire, and re-tighten.

25Amp 240V 2x4 position terminal block distribution module. Support for multiple module extension connections. Maximum Voltage: 240V, Maximum Current Rating 25A(Single circuit branch current less than 8A).

Input terminals(+,-): pitch: 5.0mm/0.2", wire size 24~12 AWG, stripping length 8mm, Metric M3 slotted screw.

Output terminals: Pitch 5.0mm/0.2", Wire range 24AWG ~ 12AWG.

【Product Name】4 Pin, Plug-In 2.54mm/0.1" PCB Terminal Block

【Fit for Cable】AWG 26-18; Terminal Distance :2.54mm/0.1"

【Rated Voltage】125V, Rated Current：4A

Fast Lock plugs with self-crimping teeth for an easy and reliable connection

Base Diameter = 13.2mm - Tip Diameter = 4.6mm, but can be compressed to the standard 4mm for a firm fit in your speaker or receiver

24K gold plating over steel tip for crystal clear signal and superior durability

Fast Lock plugs with self-crimping teeth for an easy and reliable connection

Base Diameter = 13.2mm - Tip Diameter = 4.6mm, but can be compressed to the standard 4mm for a firm fit in your speaker or receiver

24K gold plating over steel tip for crystal clear signal and superior durability

IN THE BOX: (1) 9.8 foot USB 2.0 A-Male to A-Female high-speed extension cable

EXTENDS YOUR USB CONNECTION: Ideal extending your connection with printers, cameras, mice, keyboards and other USB computer peripherals

GOLD-PLATED CONNECTORS: Constructed with corrosion-resistant, gold-plated connectors for optimal signal clarity and shielding to minimize interference

The angled HDMI adapters avoid bending HDMI cables and relief the strain on HDMI ports to increase the lifespan of your device and HDMI cable

This HDMI Adapter right angle supports resolution to 4k@60Hz（UHD）,including 4096x2160, 3840x2160, 2560x1600, 2560x1440, 1920x1200, and 1080p

Fully compliant with the HDMI 2.0 standard, these right angle and left angle HDMI adapters are capable of carrying the increased bandwidth of HDMI 2.0 at 18 Gbps