• round waterproof voltmeter for 12v systems
  • waterproof voltage gauge for campervans
  • rv round voltmeter for battery monitoring
  • caravan waterproof digital voltage meter
  • durable round voltmeter for van conversions
  • waterproof led voltage display for rv setups
  • round 12v battery monitor for campervans
  • easy read waterproof voltmeter for caravans
  • compact waterproof voltage gauge for 12v systems
  • round voltmeter for reliable rv voltage monitoring

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Round Waterproof Voltmeter

Round Waterproof Voltmeter

volt-round-green

 
$16.70
$16.70
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round waterproof voltmeter for 12v systems

Round Waterproof Voltmeter

$16.70
$16.70
SAVE Liquid error (snippets/price line 116): Computation results in '-Infinity'% Sold out
Delivery Estimate
Won’t be there in time? We ship to Aus Post Parcel Lockers and Post Offices.

📝 Round Waterproof Voltmeter

The Round Waterproof Voltmeter is a compact, durable, panel-mount voltage gauge designed for real-time monitoring of 5–48V systems in cars, motorbikes, caravans, 4x4s, boats, ATVs, campers, and travel trailers. Its waterproof housing, bright LED display, and universal compatibility make it an essential tool for keeping your battery systems in top condition.

⭐ Essential Benefits

• Universal compatibility – suitable for 12v and 24v systems in vehicles, boats, and off-grid setups.
• Fast installation – twist-and-lock mounting with secure retaining nut.
• Clear LED display – available in multiple colors for visibility and personal preference.
• Wide measuring range – monitors voltages from 5V to 48V.
• Durable construction – waterproof, flame retardant, and built for harsh environments.
• Real-time monitoring – track battery charge/discharge status with reverse-polarity protection.

⚙️ Functionality

This voltmeter fits into a round panel cutout and locks in place using a twist-and-lock system with a nylon retaining nut. Once connected to the vehicle’s power supply, the 3-digit LED display provides accurate, real-time voltage readings. Its waterproof and flame-retardant housing ensures reliable operation across automotive, marine, and off-road environments.

🔌 Compatibility

• Works with 5V–48V DC systems
• Ideal for cars, motorbikes, boats, ATVs, UTVs, caravans, campers, and trailers
• Supports both 12v and 24v battery monitoring
• Suitable for dashboards, switch panels, control pods, and marine consoles

🧰 Installation Difficulty

🟢 1/5 (Easy)
Mount in a round cutout, secure with the retaining nut, and connect positive and negative terminals.

🔍 Features

• Waterproof and flame-retardant housing
• 3-digit LED display
• Optional LED colors: red, white, blue, green, orange
• Reverse-connection protection
• Compact panel-mount design

📊 Specifications

Specification Detail
Voltage Range 5V–48V DC
Body Diameter Approx 36MM
Material Waterproof, Flame-Retardant Plastic
Display Type LED (3-digit)
Display Colors Red, White, Blue, Green, Orange
Connection Anode / Cathode Terminals

📦 What’s Included

• 1 × Round Waterproof Voltmeter
• 1 × Retaining Nut

🙌 Why Choose This Product?

This waterproof mini voltmeter offers fast installation, reliable monitoring, and excellent visibility, making it ideal for keeping track of battery health across automotive, off-grid, and marine environments. Its rugged build and universal compatibility ensure dependable performance wherever your setup takes you.

🚀 Our Promise

Order today for same-day dispatch and explore our full range of 12v monitoring and electrical accessories.

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Tested for Reliability

All products are tested in real Aussie off-grid conditions before we stock them.

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Fast Dispatch

Order before 3 PM AEST for same-day shipping from Geelong, VIC.

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Quality Over Price

We only stock products we’d use ourselves—even if they cost a bit more.

Our Commitment

At Campervan Builders, our commitment is simple: we only supply quality campervan, caravan, motorhome, and RV parts that we’ve personally tested in real off-grid conditions. From interior LED lighting to Starlink 12V conversion kits, every product is chosen for reliability, durability, and ease of installation. We back this with fast shipping Australia-wide, friendly support, and honest advice to help DIY builders and professionals alike. When you shop with us, you’re choosing proven gear that keeps you connected and comfortable on every adventure.