Welcome to our shop! This ZVS Low Voltage Induction Heating Board is designed for DIY players who need moderate power for hardening, annealing, and other heat treatment of small parts. It can also be used with a graphite crucible for melting gold, silver, copper, aluminum, and other metals, providing uniform and fast heating. Features: - Uses low-voltage DC power supply of 12-48V - Maximum current of 20A and maximum power of 1000W - Tested with a 53V power supply and works properly - Suitable for small parts heat treatment and metal melting with a graphite crucible Specifications: - Inside diameter of the coil: 40mm - Height of the coil: 50mm - No-load current of 3A at 24V input and 6A at 48V input - The higher the voltage, the better the heating effect, but also higher heat generation - Suitable for 12-36V power supply (not included) - The coil accepts a 40mm crucible Note: 1. The kit includes a full set of driving circuit elements and brass material. 2. Buyers need to provide their own power and cooling unit. 3. The circuit board is made of double-sided fiberglass board, and proper cooling is needed during continuous operation. 4. When using a switching power supply, please ensure that the voltage reaches 12V before connecting the induction heating circuit to avoid component damage. 5. The volume of the object being heated inside the coil should not exceed 1/5 of the coil's volume to prevent overload. Package Included: - 1 x ZVS Low Voltage Induction Heating Board - 1 x Brass 100% Satisfaction: Our customers are our top priority. If you find any product problems after receiving the goods, such as damage and incorrect quantity of goods, please contact the seller immediately. We try our best to provide you with satisfactory after-sales service.