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300A 15V Air-Cooled Barrel Gold Rectifier for Buckles and Watch Bracelets

    The Barrel Gold Rectifier from Gaohui Rectifier powers bulk gold-tone plating of small fasteners and buckles in rotating barrels. This Barrel Gold Rectifier delivers high current for barrel loads. Furthermore, the Barrel Gold Rectifier maintains stable output as parts tumble. Therefore, shops achieve consistent finishes at scale.

    Cooling: Forced Air | Application: Barrel Gold-Tone Plating | Ripple: ≤3% | Load: 1-2 Barrels

    Applications and Use Cases

    The 300A 15V rectifier powers one or two standard plating barrels measuring 400 × 500 mm. It handles gold-tone and antique-gold baths for buckles, zipper pulls, and watch bracelets. Specifically, a loaded barrel draws 200 to 280A for 30 to 45 minutes. Furthermore, the 15V output overcomes barrel contact resistance as parts tumble.

    Moreover, the rectifier supports timed cycles for batch processing. Low ripple prevents dark spots on delicate parts. Consequently, throughput stays high without quality loss.

    Furthermore, Gaohui recommends barrel dimensions and load weights for the 300A output. We help you calculate the right part count per barrel. Consequently, first-time barrel platers avoid under- or over-loading.

    Technical Specifications

    ParameterValue
    AC Input VoltageAC 380V ±10%, 3-phase
    DC Output Current0–300A adjustable
    DC Output Voltage0–15V adjustable
    Cooling MethodForced air
    Ripple Factor≤3% RMS
    Barrel Capacity1–2 standard barrels
    TimerDigital, up to 99 min
    Dimensions600 × 500 × 350 mm
    Weight80 kg
    Specifications subject to change. Custom designs available upon request.

    We can provide:
    The product comes with a one-year warranty and boasts a service life of over 10 years. It supports both Constant Current and Constant Voltage modes, and it also includes a programmable ramp-up function for current or voltage settings. For time-sensitive applications, you can use the timed operation mode. Moreover, the multi-segment function allows you to vary constant current or voltage levels over time. The device further offers an RS485 communication interface, automatic polarity reversal, and a minute-level timing function. If you need customization, please contact us for further details.

    Barrel Gold Rectifier Key Advantages

    • Powers one or two standard 400 × 500 mm plating barrels
    • 300A handles bulk gold-tone on buckles and bracelets
    • 15V output overcomes fluctuating barrel contact resistance
    • Digital timer for 30-45 minute batch cycles
    • Air-cooled installation near the plating area
    • Furthermore, Gaohui helps match barrel size to the 300A output. We recommend load weights and rotation speeds for gold-tone finishes. Consequently, first-time barrel platers achieve good results quickly.
    • Ask Gaohui about barrel contact rod upgrades. Good contacts ensure even current distribution across the load.

    Related Models:
    Small barrels? View the Small Barrel Rectifier 100A.
    Need rack plating instead? Check the Gold Plating Rectifier 100A.

    Frequently Asked Questions (FAQs) About Gaohui Power Supply

    Q: Do you have a price list for your products?

    A: Products with the same nominal specifications often serve different industries, and they may carry different detailed parameter requirements. These differences directly affect production costs and technical solutions, so final prices will vary accordingly. For this reason, we recommend you contact us directly to receive a precise and tailored quotation.

    Q: How can I obtain detailed technical specifications and images for a specific product?

    A: We assign specialized consultants to support each industry sector. If you need further information, simply reach out to us. After we confirm your request, we will immediately send you the full technical datasheets and product images you need.

    Q: What should I do if I cannot find the specific output current and voltage specifications I require?

    A: We focus on custom non-standard industrial power supplies, so we can fully adjust output current and voltage to match your exact needs. The products shown on our website only represent part of our actual range, as we do not list every model online. If you cannot find your desired specifications, please contact us directly. We will work with you to confirm your exact requirements, or we can guide you to select the most suitable parameters based on your industry standards. We will provide complete technical specifications and dimension drawings so you can fully understand the product.

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