ZK-5KX 80W Buck Boost Power Module 0.6-36V LCD Display

ZK-5KX 80W Adjustable Buck Boost Power Module – Precision Voltage Regulation with LCD Display

Take full control of your electronics projects with the ZK-5KX Step Up/Step Down Power Module. Whether you're running a DIY lab bench, testing circuits, or powering custom builds, this compact yet powerful 80W DC-DC converter delivers precise, stable voltage from 0.6V to 36V with a maximum output current of 5A — all at the touch of a button. Made in Mainland China.

Why You'll Love the ZK-5KX

🛡️ 9-Layer Protection System

Your equipment stays safe with comprehensive built-in protections:

• Input Reverse Connection Protection – prevents damage from incorrect wiring
• Output Backflow Prevention – stops reverse current flow
• Input Undervoltage Protection – adjustable 5.8–36V (default 5.8V)
• Output Overvoltage Protection – adjustable 0.6–36V (default 36V)
• Output Overcurrent Protection – adjustable 0–5A (default 5A)
• Output Over-Power Protection – adjustable 0–80W (default 80W)
• Over-Temperature Protection – adjustable 80–110°C (default 110°C)
• Timeout Protection – adjustable 0–100h (default off)
• Over-Capacity Protection – adjustable 0–60Ah (default off)

🎛️ CNC Programmable Voltage & Current Control

This isn't just a manual knob module. The ZK-5KX is a fully programmable, automatic buck-boost regulator with precise, fast voltage adjustment. Set your exact output voltage (0.6V–36V) and current limit (0A–5A), and switch between on/off modes with ease — perfect for repeatable lab testing or prototyping.

🌡️ Intelligent Thermal Management

The enhanced heat sink and smart temperature-controlled fan keep things cool automatically. The fan kicks on when temperature exceeds 50°C or current exceeds 1A — and shuts off when conditions normalize. No manual babysitting required.

📊 Full-Feature LCD Display

Monitor everything at a glance on the clear LCD screen, which shows:

• Input Voltage
• Output Voltage (resolution: 0.01V)
• Output Current (resolution: 0.001A)
• Output Power
• Output Capacity
• Output Time
• Module Temperature

⚡ Wide Input Range & High Efficiency

With an input range of 6.0–36V and ~88% conversion efficiency, this module handles a broad range of power sources while minimizing heat waste. The low-output ripple and π-type filter circuit ensure clean, stable power delivery to sensitive electronics.

Technical Specifications

What's in the Box

• 1× ZK-5KX DC Automatic Buck Boost Converter Module

Perfect For

• Laboratory bench power supply setups
• Electronics prototyping and circuit testing
• DIY electronics and maker projects
• Battery charging systems
• Educational electronics kits

For more electronics tools and accessories, check out our 100W Dual-Port Fast Car Charger and our 140W USB-C Fast Charging Adapter with Auto Power-Off.

For additional technical guidance on power electronics and safety standards, visit the U.S. Consumer Product Safety Commission (CPSC) – Electrical Safety Resources.

Note: Colors may vary slightly due to monitor settings. Please allow ±1–2cm measurement tolerance due to manual measurement.

Frequently Asked Questions

Q: What is the difference between a buck-boost converter and a standard step-down (buck) power module?

A: A standard buck converter can only step voltage down (output must be lower than input). A buck-boost converter like the ZK-5KX can both step voltage up (boost) and step it down (buck), meaning the output voltage can be higher or lower than the input. This makes it far more versatile for lab and DIY applications where input voltage may vary.

Q: Can I use the ZK-5KX as a benchtop laboratory power supply?

A: Yes! The ZK-5KX is specifically designed to function as a compact laboratory power supply. With its adjustable output from 0.6V to 36V, programmable current limiting (0–5A), LCD monitoring, and 9-layer protection system, it covers most common lab bench use cases for electronics testing, prototyping, and circuit development.

Q: What protections does this module have against damage?

A: The ZK-5KX features 9 built-in protection mechanisms: reverse input connection, output backflow prevention, input undervoltage, output overvoltage, output overcurrent, output over-power, over-temperature, timeout, and over-capacity protections. Most thresholds are user-adjustable within safe operating ranges.

Q: Does the cooling fan run constantly?

A: No. The ZK-5KX uses an intelligent temperature-controlled fan that only activates when the module temperature exceeds 50°C or the output current exceeds 1A. It shuts off automatically once conditions return to normal, reducing noise and extending fan life.