--- product_id: 654347156 title: "ZK-4KX DC DC Buck Boost Converter Variable Voltage Regulator CC CV 0.5-30V 4A 5V 6V 12V 24V Power Module Adjustable Voltage Regulated Laboratory Power Supply" brand: "iduino" price: "€ 29.44" currency: EUR in_stock: true url: https://www.desertcart.hr/products/654347156-zk-4kx-dc-dc-buck-boost-converter-variable-voltage-regulator store_origin: HR region: Croatia --- # 5-30V input range 0.5-30V adjustable output 4A max current with enhanced cooling ZK-4KX DC DC Buck Boost Converter Variable Voltage Regulator CC CV 0.5-30V 4A 5V 6V 12V 24V Power Module Adjustable Voltage Regulated Laboratory Power Supply **Brand:** iduino **Price:** € 29.44 **Availability:** ✅ In Stock ## Summary > ⚡ Power your projects with precision and confidence! ## Quick Answers - **What is this?** ZK-4KX DC DC Buck Boost Converter Variable Voltage Regulator CC CV 0.5-30V 4A 5V 6V 12V 24V Power Module Adjustable Voltage Regulated Laboratory Power Supply by iduino - **How much does it cost?** € 29.44 with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.hr](https://www.desertcart.hr/products/654347156-zk-4kx-dc-dc-buck-boost-converter-variable-voltage-regulator) ## Best For - iduino enthusiasts ## Why This Product - Trusted iduino brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - • **Precision Power Control:** Fine-tune voltage from 0.5V to 30V with 0.01V resolution for exacting projects. - • **Robust Current Handling:** Sustain stable 3A output or push to 4A with enhanced heat dissipation—power your innovations without limits. - • **Smart Safety Protections:** Built-in anti-reverse input/output and adjustable software thresholds keep your setup safe and sound. - • **Clear Real-Time Monitoring:** Integrated LCD displays voltage, current, power, and capacity—stay informed at a glance. - • **Versatile Application Ready:** Ideal for LED drivers, solar controllers, battery charging, and more—your all-in-one power solution. ## Overview The ZK-4KX DC DC Buck Boost Converter is a compact, high-efficiency (88%) adjustable voltage regulator supporting 5-30V input and 0.5-30V output ranges. It delivers stable 3A current, extendable to 4A with enhanced cooling, and up to 50W power output. Featuring an LCD for real-time voltage, current, and power monitoring, plus comprehensive safety protections including anti-reverse input/output and software-controlled thresholds, it’s engineered for professional-grade DIY electronics, LED driving, and battery management. ## Description DC DC Buck Boost Converter Variable Voltage Regulator Reference Values Input voltage: 5.0-30v Output voltage: 0.5-30v Output current: can work stably at 3A for a long time, and can reach 4A under enhanced heat dissipation Output power: natural heat dissipation 35W, strengthen heat dissipation 50W Voltage display resolution: 0.01V Current display resolution: 0.001A Conversion efficiency: about 88% Soft start: yes Input anti-reverse connection Output anti-reverse irrigation Package include: 1pcs Adjustable DC DC Buck Boost Converter ## Features - input voltage range is DC 5-30V; output voltage range is DC 0.5-30V, can be arbitrary adjustable; output current can be 3A for long term use, if enhance heat dissipation, it can reach 4A; max output power is 35W, if enhance dissipation, it can reach 50W - LCD displays input/output voltage, output current/output power/output capacity/output time.The module can be set to ON/OFF by default - Safe Protection: the module is with Anti-reverse connection protection of input end, so that it will not burn out when there is reverse connection.Anti-backflow protection at the output end. No need to add anti-backflow diode when charging. Multiple software protection mechanisms are available, and the protection threshold is adjustable. When the working parameters of the module exceed the protection threshold, the output will be automatically turned off - Application: the volt conversion board can be used as an ordinary buck/Boost module with over-current protection; used as a high-power LED constant current driver module; DIY a solar power controller, Battery Charging - Output ripple is small and πfilter is available.Thick heat sink .Buck-boost Integrated ## Technical Specifications | Specification | Value | |---------------|-------| | Item Weight | 10 Grams | | Manufacturer | IDUINO | | Model number | ZK-4KX | | Number of Memory Sticks | 1 | | Item Weight | 10 g | | Product Dimensions | 5 x 3 x 4 cm; 10 g | | Item model number | ZK-4KX | | Item Height | 4 Centimeters | | Item Width | 3 Centimeters | | Included Components | 1 x DC DC Buck Boost Converter | ## Product Details - **Brand:** IDUINO - **Power Source:** DC - **Product Dimensions:** 50D x 30W x 40H Millimeters - **Mounting Type:** Panel Mount - **Current Rating:** 3 Amps ## Images ![ZK-4KX DC DC Buck Boost Converter Variable Voltage Regulator CC CV 0.5-30V 4A 5V 6V 12V 24V Power Module Adjustable Voltage Regulated Laboratory Power Supply - Image 1](https://m.media-amazon.com/images/I/61o5oWxyX3L.jpg) --- ## Why Shop on Desertcart? - 🛒 **Trusted by 1.3+ Million Shoppers** — Serving international shoppers since 2016 - 🌍 **Shop Globally** — Access 737+ million products across 21 categories - 💰 **No Hidden Fees** — All customs, duties, and taxes included in the price - 🔄 **15-Day Free Returns** — Hassle-free returns (30 days for PRO members) - 🔒 **Secure Payments** — Trusted payment options with buyer protection - ⭐ **TrustPilot Rated 4.5/5** — Based on 8,000+ happy customer reviews **Shop now:** [https://www.desertcart.hr/products/654347156-zk-4kx-dc-dc-buck-boost-converter-variable-voltage-regulator](https://www.desertcart.hr/products/654347156-zk-4kx-dc-dc-buck-boost-converter-variable-voltage-regulator) --- *Product available on Desertcart Croatia* *Store origin: HR* *Last updated: 2026-05-17*