--- product_id: 351067443 title: "High Voltage DC-DC Boost Converter 12V to 150-420V & 1.5-12V Step Up Power | 170V 230V Output, 6.3V Filament Adjustable, 2-Way PSU Regulator Module, Step Up Power Supply, For Tube Preamp/Nixie Tube" brand: "qinizx" price: "S$43" currency: SGD in_stock: true category: "Qinizx" url: https://www.desertcart.sg/products/351067443-high-voltage-dc-dc-boost-converter-12v-to-150-420v store_origin: SG region: Singapore --- # 150-420V adjustable high voltage output Compact PCB size 90x55x32mm 3 potentiometers for precise voltage & current tuning High Voltage DC-DC Boost Converter 12V to 150-420V & 1.5-12V Step Up Power | 170V 230V Output, 6.3V Filament Adjustable, 2-Way PSU Regulator Module, Step Up Power Supply, For Tube Preamp/Nixie Tube **Brand:** qinizx **Price:** S$43 **Availability:** ✅ In Stock ## Summary > ⚡ Elevate your vintage tech with precision power — because your tubes deserve the best! ## Quick Answers - **What is this?** High Voltage DC-DC Boost Converter 12V to 150-420V & 1.5-12V Step Up Power | 170V 230V Output, 6.3V Filament Adjustable, 2-Way PSU Regulator Module, Step Up Power Supply, For Tube Preamp/Nixie Tube by qinizx - **How much does it cost?** S$43 with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.sg](https://www.desertcart.sg/products/351067443-high-voltage-dc-dc-boost-converter-12v-to-150-420v) ## Best For - qinizx enthusiasts ## Why This Product - Trusted qinizx brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - • **Compact Yet Mighty:** Small PCB footprint fits seamlessly into your DIY projects without sacrificing power or performance. - • **Adjustable Current Limiting:** Protect your components with a dedicated current adjustment (30-40mA) potentiometer near the heatsink. - • **High-Frequency Silent Power:** 80kHz switching frequency ensures ultra-low noise, preserving pristine audio quality for tube preamps and nixie tubes. - • **Dual Voltage Control Mastery:** Fine-tune both filament (1.25-12V) and high voltage (150-420V) outputs with dedicated potentiometers for ultimate customization. - • **Versatile Tube & Nixie Ready:** Designed specifically for tube preamps and nixie tube displays, delivering stable, clean power where it counts. ## Overview The QINIZX High Voltage DC-DC Boost Converter transforms a 12V DC input into adjustable high voltage outputs ranging from 150V to 420V and filament voltages from 1.25V to 12V. Featuring three precision potentiometers for voltage and current control, an 80kHz high-frequency switch for low noise operation, and a compact PCB design, this module is ideal for powering tube preamps and nixie tube displays with clean, customizable power. ## Description Buy High Voltage DC-DC Boost Converter 12V to 150-420V & 1.5-12V Step Up Power | 170V 230V Output, 6.3V Filament Adjustable, 2-Way PSU Regulator Module, Step Up Power Supply, For Tube Preamp/Nixie Tube: Power Converters - desertcart.com ✓ FREE DELIVERY possible on eligible purchases ## Features - DC12V Boost Converter High Voltage Filament Filter Power Supply Board, with a set of filament and a set of high voltage, two sets of voltage adjustable. [Note: The higher the output voltage, the lower the output current. This has nothing to do with product quality.] - Input voltage 12VDC, Output high voltage 150V-420VDC and 1.25V-12V DC filament voltage regulator is adjustable. - Due to the use of high-frequency switch, no effect on the audio, signal to noise ratio is very high. - PCB Size: 90x55x32mm/ 3.54x2.16x1.25inch(LxWxH) (Note that the size of the filter capacitor may be different, and the parameter value is the same, and we will ship it randomly.) - 20K potentiometer can adjust filament voltage (1.25V-12V DC, max 3A) ; 30K potentiometer can adjust high voltage voltage (150V-420V DC); 1K potentiometer(near the heatsink) can adjust high voltage current (30-40 mA). ## Technical Specifications | Specification | Value | |---------------|-------| | ASIN | B0992GCCSK | | Best Sellers Rank | #299,548 in Tools & Home Improvement ( See Top 100 in Tools & Home Improvement ) #1,309 in Power Converters | | Brand Name | QINIZX | | Current Rating | 3 Amps | | Customer Reviews | 2.9 2.9 out of 5 stars (34) | | Item Dimensions D x W x H | 2.16"D x 3.54"W x 1.25"H | | Item Weight | 0.26 Pounds | | Manufacturer | QINIZX | | Maximum Frequency | 80 KHz | | Minimum Frequency | 80 KHz | | Model | 12VBoost-HVPSU | | Mounting Type | PCB Mount | | Part Number | 12VBoost-HVPSU | | Power Source | Corded Electric | | Specification Met | CE | | UPC | 723258876523 | | Unit Count | 1.0 Count | | Warranty Description | 3 months | ## Product Details - **Brand:** QINIZX - **Current Rating:** 3 Amps - **Mounting Type:** PCB Mount - **Power Source:** Corded Electric - **Product Dimensions:** 2.16"D x 3.54"W x 1.25"H ## Images ![High Voltage DC-DC Boost Converter 12V to 150-420V & 1.5-12V Step Up Power | 170V 230V Output, 6.3V Filament Adjustable, 2-Way PSU Regulator Module, Step Up Power Supply, For Tube Preamp/Nixie Tube - Image 1](https://m.media-amazon.com/images/I/6102IBFQNbS.jpg) ![High Voltage DC-DC Boost Converter 12V to 150-420V & 1.5-12V Step Up Power | 170V 230V Output, 6.3V Filament Adjustable, 2-Way PSU Regulator Module, Step Up Power Supply, For Tube Preamp/Nixie Tube - Image 2](https://m.media-amazon.com/images/I/61UoyXdkiES.jpg) ![High Voltage DC-DC Boost Converter 12V to 150-420V & 1.5-12V Step Up Power | 170V 230V Output, 6.3V Filament Adjustable, 2-Way PSU Regulator Module, Step Up Power Supply, For Tube Preamp/Nixie Tube - Image 3](https://m.media-amazon.com/images/I/61hntcXp+JS.jpg) ![High Voltage DC-DC Boost Converter 12V to 150-420V & 1.5-12V Step Up Power | 170V 230V Output, 6.3V Filament Adjustable, 2-Way PSU Regulator Module, Step Up Power Supply, For Tube Preamp/Nixie Tube - Image 4](https://m.media-amazon.com/images/I/61ezJxDr-zS.jpg) ![High Voltage DC-DC Boost Converter 12V to 150-420V & 1.5-12V Step Up Power | 170V 230V Output, 6.3V Filament Adjustable, 2-Way PSU Regulator Module, Step Up Power Supply, For Tube Preamp/Nixie Tube - Image 5](https://m.media-amazon.com/images/I/61O1Hy9iU+L.jpg) ## Frequently Bought Together - High Voltage DC-DC Boost Converter 12V to 150V-420V 170V 230V & 1.25V-12V 6.3V Filament Adjustable Step Up Power Supply 2-Way PSU Regulator Module for Tube Preamp/Nixie Tube - Acxico High Voltage DC Converter Nixie&Magic Eye Tube HV Power Supply Module 250V/6.3V - High Voltage DC-DC Boost Power Supply Converter Module for Vintage Vacuum Nixie Tube, Magic Eye 6E2 Level Indicator 9V-12V DC Input, 80V-380V DC Output (Green) --- ## 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.sg/products/351067443-high-voltage-dc-dc-boost-converter-12v-to-150-420v](https://www.desertcart.sg/products/351067443-high-voltage-dc-dc-boost-converter-12v-to-150-420v) --- *Product available on Desertcart Singapore* *Store origin: SG* *Last updated: 2026-07-15*