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Electronics, sensors, robotics kits, PC components, peripherals — everything Unik Systems carries, in one place.
Out of stockAMD Ryzen 5 5500
Zen 3, 6 cores / 12 threads, 4.2 GHz boost, AM4. Budget builder favourite, no iGPU.
Out of stockPC Builder Screw Kit (500 pc)
500-piece complete PC build screw kit — case, motherboard, HDD, ODD, fan, PSU. Includes M.2 standoffs.
Out of stockMagnetic Screw Tray (Builder's Tray)
Magnetised parts tray, holds tiny screws + standoffs during open-case builds.
XT30 Connector Male-Female Pair – High-Current Plug for RC Drones, LiPo Batteries & DIY Electronics
[Power Connector] The XT30 Connector Male-Female Pair is a compact, high-quality power connector designed for reliable high-current applications. Made from durable nylon material with gold-plated terminals, the XT30 provides a secure, low-resistance connection ideal for RC drones, Li-Po batteries, ESCs, quadcopters, FPV systems, robotics projects, and DIY electronics. Its tight-fit design prevents loosening during vibration and high-speed operations, making it a popular choice for RC hobbyists and electronics builders. The connector is easy to solder, heat-resistant, and capable of handling continuous high currents without overheating. Lightweight and compact, the XT30 is perfect for small to medium power setups requiring stable, efficient power delivery. ✅ Features High-current XT30 connector pair (Male + Female) for secure power transfer Gold-plated contacts provide low resistance and excellent conductivity Heat-resistant nylon shell ensures durability under high load Compact and lightweight design ideal for drones and portable devices Provides strong anti-loosening grip for vibration-heavy applications Easy to solder for DIY battery packs and electronics projects Suitable for LiPo batteries, ESCs, FPV equipment, robotics, RC models Handles high continuous current safely without overheating 📘 Specifications Connector Type: XT30 (Male + Female Pair) Material: High-temperature nylon Contacts: Gold-plated, low-resistance Current Rating: 15A–30A (continuous depending on setup) Voltage Compatibility: Suitable for LiPo battery packs (2S–6S) Wire Compatibility: 16–18 AWG recommended Applications: Drones, RC planes, FPV systems, robotics, battery packs, DIY electronics Durability: High mechanical strength and vibration resistance 📦 Package Includes 1 × XT30 Male Connector 1 × XT30 Female Connector
Rubber Passive Radiator Bass Vibration Plates
[Passive Radiator] The Oval Shape Passive Radiator Bass Diaphragm Rubber Speaker Plate is designed to enhance the low-frequency bass response of speaker systems without requiring additional power. Made from high-quality flexible rubber, this passive radiator works by using the air pressure generated inside the speaker enclosure to produce deep and powerful bass vibrations. Passive radiators act as an alternative to traditional bass reflex ports. Instead of allowing air to escape through a port, the radiator diaphragm vibrates in response to internal air pressure from the active driver, resulting in stronger bass performance, reduced distortion, and improved overall sound quality. These DIY speaker passive radiators are ideal for portable speakers, Bluetooth speakers, subwoofers, home audio systems, and custom speaker enclosures. Their lightweight yet durable construction ensures long-lasting operation and easy installation in a wide variety of audio projects. Available in sizes 4080, these passive radiators allow builders and audio enthusiasts to choose the right size for their speaker design and enclosure. Perfect for DIY speaker upgrades, custom audio builds, and professional speaker system enhancements, this rubber bass vibration plate delivers powerful bass performance without increasing power consumption. ⭐ Key Features Durable Rubber Construction for long-lasting use Enhances Bass Performance and low-frequency response Passive Operation – No Power Required Improves Sound Clarity and reduces distortion Lightweight and Compact Design Available in Sizes 4080 Ideal for DIY speaker projects and audio upgrades Easy to integrate into speaker enclosures 🔧 Technical Specifications Product Type: Passive Radiator / Bass Diaphragm Plate Shape: Oval Material: High-quality Rubber Function: Passive Bass Radiator Operation: Air-pressure driven vibration Available Sizes: 4080variants Installation Type: Speaker enclosure mounting Application: Audio speakers & subwoofer systems 🎯 Applications DIY speaker projects Portable Bluetooth speakers Home theater systems Subwoofer speaker boxes Custom speaker cabinets Audio system upgrades 📦 Package Includes 1 × Oval Shape Passive Radiator Bass Diaphragm Plate
Single Hole Electrical Insulating Adhesive Mat for 18650 Battery Cell Terminal Insulation-25Pcs
Protect your 18650 lithium battery cells with these Single-Hole Electrical Insulating Adhesive Mats, designed specifically for positive terminal insulation. These high-temperature resistant insulation pads prevent short circuits, accidental contact, and terminal damage during battery assembly. Made from durable PVC/Fish Paper insulation material, each pad provides strong adhesive backing for quick placement and long-lasting protection. Essential for battery pack builders, DIY enthusiasts, and anyone working with 18650 lithium-ion cells. Perfect for battery pack assembly for power banks, e-bike packs, solar storage, DIY battery packs, robotics, and portable electronics. ⭐ Key Features Designed for 18650 Cells: Perfect fit for the positive terminal of lithium-ion 18650 cells. High-Quality Insulation: Prevents short circuits, metal contact, welding splashes, and accidental bridging. Strong Adhesive Backing: Easy to apply—sticks firmly to the battery top. Heat-Resistant Material: Made from durable PVC/Fish Paper capable of withstanding high temperatures. Essential for Battery Packs: Ideal for spot-welding, soldering, and pack assembly. Pack of 24: Enough for small and medium battery building projects. 🔧 Applications 18650 battery packs DIY lithium-ion projects E-bike, e-scooter battery packs Power banks & energy storage Solar battery packs Robotics & electronics Battery repair and assembly This Single Hole Electrical Insulating Adhesive Mat for Battery Cell terminal Insulation Ring is a cardboard paper for 18650 battery insulator. Better protection to avoid short circuit on batteries. Easy peel and stick application. Package Includes: 1x 25 pcs Single Hole Electrical Insulating Adhesive Mat for Battery Cell terminal Insulation
32650/32700 Holder Lithium Phosphate LifePo4 Battery Spacer Plastic Holder for DIY Battery Pack
[Lithium Battery Holder] The 32650 / 32700 LiFePO4 Battery Holder Spacer is a durable plastic bracket designed to securely hold cylindrical lithium iron phosphate (LiFePO4) battery cells during battery pack assembly. It ensures proper alignment, spacing, and airflow between cells, improving safety and structural stability. These holders are ideal for DIY battery pack builders working on solar storage systems, electric vehicles, power banks, UPS systems, inverters, and backup power solutions. Made from high-quality heat-resistant plastic, the spacer provides mechanical support and insulation between cells, reducing vibration and short-circuit risks. 🔹 Key Features Compatible with 32650 and 32700 LiFePO4 cells Strong and durable plastic construction Maintains proper spacing between battery cells Improves pack ventilation and heat dissipation Easy snap-fit design for quick assembly Lightweight and reusable Ideal for DIY and professional battery pack building 🔹 Technical Specifications Compatible Cell Size: 32650 / 32700 Material: ABS / High-strength plastic Color: Black (may vary by batch) Application: Battery pack assembly Mount Type: Snap-fit interlocking design Heat Resistance: Suitable for spot welding environments Insulation: Non-conductive plastic body 🔹 Applications LiFePO4 battery pack assembly Solar energy storage systems Electric vehicle battery packs UPS and inverter systems DIY power wall projects E-bike battery packs Industrial battery modules 🔹 Package Contents 1 × 32650 / 32700 Battery Spacer Holder