The 4000W AC 220V SCR Voltage Regulator & Motor Speed Controller is a professional AC power control module based on SCR (Silicon Controlled Rectifier) technology, supporting loads of up to 4000W at 220V. It provides precise voltage regulation and motor speed control, making it ideal for controlling single-phase motors, fans, pumps, electric heaters, and incandescent lighting. Equipped with an integrated heat sink for efficient thermal dissipation and stable performance, it is an excellent solution for electrical maintenance, industrial control, engineering projects, and high-power AC applications.

The High Power 3-Phase Permanent Magnet AC Generator Coupled with DC Motor is a complete power generation platform featuring a 3-phase AC Permanent Magnet Generator (PMG) mechanically coupled with a 60V DC motor for ready-to-use engineering testing and development. Designed for high-efficiency energy conversion, the generator delivers stable power output even at low rotational speeds, making it ideal for renewable energy research, generator performance testing, off-grid power systems, and electrical load management studies. Its rugged aluminum construction provides excellent heat dissipation and reliable performance for educational, research, and industrial applications.

A high-efficiency 36W uninterruptible power supply (UPS) designed to keep your critical devices—such as routers, modems, NAS systems, and engineering setups—running seamlessly during power outages. It features multi-voltage outputs (5V, 9V, 12V) for versatile compatibility and a smart design supporting replaceable 18650 lithium batteries, ensuring an extended lifespan and unmatched reliability.

A highly convenient, welding-free DIY kit for building a 3-cell 18650 lithium battery Uninterruptible Power Supply (UPS). Delivering a stable 12V 2A (24W) output, it is the perfect backup power solution for optical modems, routers, or keeping your custom microcontrollers and engineering projects running smoothly during power outages.

A highly practical USB-C to DC boost converter cable that steps up 5V power to 12V. Designed to easily power routers, modems, small displays, or engineering projects directly from a standard power bank, offering a brilliant solution for emergencies and portable setups.

A highly practical XH-M229 ATX power supply adapter board designed to convert a standard 24-pin desktop PC power supply into a versatile power hub. It provides multiple distinct voltage outputs (+12V, -12V, +5V, +3.3V) with built-in fuses for safety, making it an excellent and affordable benchtop power supply for testing electronic components and running engineering projects. الملخص بالعربي: لوحة تحويل عملية (XH-M229) مصممة للاستفادة من مزود طاقة الكمبيوتر المكتبي (ATX) العادي وتحويله إلى مصدر طاقة متعدد الاستخدامات. توفر اللوحة مخارج جهود مختلفة (+12V, -12V, +5V, +3.3V) مع فيوزات حماية مدمجة، مما يجعلها خياراً اقتصادياً وممتازاً كـ "مزود طاقة مكتبي" لاختبار القطع الإلكترونية وتشغيل المشاريع.

الملخص بالإنجليزي (English Summary): A highly precise and compact AC-DC buck converter designed to step down standard 220V AC wall power to a stable 5V DC (700mA / 3.5W) output. It offers an efficient, lightweight, and safe power solution for sensitive electronics, small circuits, and Arduino projects, making it ideal for integrating direct mains power into compact low-power automation setups. الملخص بالعربي: وحدة خفض وتحويل تيار (AC-DC) دقيقة ومدمجة، مصممة لتحويل تيار المنزل المتردد (220 فولت) إلى تيار مستمر ومستقر (5 فولت) بقدرة 700 مللي أمبير (3.5 واط). توفر حلاً فعالاً وآمناً لتشغيل الدوائر الإلكترونية الحساسة ومشاريع الأردوينو مباشرة من كهرباء الحائط، مما يجعلها مثالية للتطبيقات المدمجة منخفضة الاستهلاك للطاقة.

A high-quality, industrial-grade AISIKAI intelligent float charger designed specifically for generator starting batteries. It efficiently converts AC power to a stable DC output (compatible with 12V and 24V setups) to keep your generator batteries optimally charged and ready for emergencies. Built with rugged components, it ensures long-term reliability and safety for critical backup power systems.

A reliable 12-volt automatic battery float and trickle charger from Cen-Tech. Featuring "set it and forget it" automatic float charging, it safely maintains the battery's charge over time. It is the ideal solution for keeping seasonal vehicles ready without draining power. It also includes a convenient LED indicator that shows the charging status at a glance.

A portable hand-operated crank generator designed for emergency power generation and outdoor survival. Features a reliable 5V USB output capable of charging mobile phones and powering emergency lighting or small devices during power outages, camping trips, and outdoor adventures.الوصف (العربية) مولد طاقة يدوي محمول يعمل بذراع تدوير (كرنك)، مصمم لحالات الطوارئ والتخييم والرحلات الخارجية. يتيح توليد طاقة كهربائية ومخرج USB بجهد 5 فولت لشحن الهواتف المحمولة أو تشغيل إضاءة الطوارئ والأجهزة الصغيرة عند انقطاع التيار الكهربائي أو في الأماكن النائية دون الحاجة لمصدر طاقة تقليدي.

A versatile 2-in-1 automotive fuse tester and puller tool designed for MAXI, ATO, ATC, and ATM blade fuses up to 24VDC. Features a built-in LED indicator for quick and easy circuit continuity testing, making roadside troubleshooting and automotive electrical maintenance effortless.