C-line Modular System: Dual USB Port and Voltmeter

NCC Trained · Victron Dealer

C-line Dual USB + Voltmeter for Campervans — Charge & Battery Check

Rayne Automotive

£26.65 (options vary)

Warranty 1 year

Available to order

Supply with surround?
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Delivery

Dispatched every Monday and Thursday with next-day delivery

  • Made in the UK · NCC & Victron trained team
  • Technical support from the people who build the systems
  • Need help? Speak with an expert

Options and prices

Every option below is priced live from the shop. Choose on this page or in the panel above.

Show all options and prices
OptionPrice
Yes Black £26.65
Yes Silver £28.32
No thanks £22.50

About this product

USB Charging + Battery Monitoring
✓ Dual USB Ports✓ Digital Voltmeter✓ C-line Module✓ Black or Silver Surround
Two USB ports with a built-in voltmeter — charge your devices and check battery voltage at the same socket

Two USB charging ports plus a digital voltmeter readout in a single C-line module — a quick at-a-glance battery check every time you plug in. The readout sits between the two ports, showing battery voltage live.

Same snap-fit C-line format; add the single surround in black or silver at checkout.

  • Two USB charging ports + digital voltage readout
  • At-a-glance battery state every time you plug in
  • Snaps into standard 46 × 46mm C-line/CBE frame cutouts
  • Rear 6.3mm male spade terminals

🔧 Tech Specs

  • Format : Single C-line module — fits standard 46 × 46mm cutout
  • Output : 5V USB charging 1A
  • Voltmeter : Digital voltage readout, displayed between the ports [EDIT — display range]
  • Terminals : Rear 6.3mm male spade
  • Body : Flame-retardant ABS

❓ FAQ

Is the voltmeter accurate enough to set a lithium profile?

It's an at-a-glance indicator — for configuration and full monitoring use your charger's Bluetooth app or a battery monitor. You Might Also Need: C-line surround (single) · battery monitor · Dual USB module

Questions and answers

Can Rayne Automotive help me choose the right option?

Yes. Use the System Builder for a full specification, or book a consultation and tell us what you want to run and what is already fitted.

Do you supply trade accounts?

Yes. Van converters can apply for a Rayne Automotive trade account for kit pricing and support.

Is help available after I buy?

Yes. The Help Centre carries installation instructions, and the team supports what it sells.

More from this range

Building the complete electrical system?

Plan the charging, storage and distribution together with the System Builder, browse the example complete systems, or book a consultation and tell us what you want to run and what is already fitted.

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