Pre-order €49 until 9 Nov, then €59 · ships on 10 November 2026
Pre-order €49
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Pre-order MoniWatt for EG4

€49 pre-order price, cables included. Ships worldwide on 10 November 2026, refundable until it leaves.

MoniWatt for EG4 box with colour screen showing state of charge, voltage and current of an EG4 battery bank

Included

  • MoniWatt for EG4 with colour screen, RS485 / CAN interface
  • RJ45 cable for the EG4 RS485 port
  • USB-C cable (plug into any USB charger)

Your order, plainly

  1. You pay today through Stripe.
  2. We assemble your box and test it with the EG4 firmware on EG4 batteries.
  3. Your box ships on 10 November 2026 with tracking. Outside Europe, delivery adds about a week.

Until it ships, one e-mail cancels the order and refunds everything, shipping included.

Help us match your rack

Battery model, number of packs and inverter model let us test your exact setup. Add them below or reply to the confirmation e-mail with a photo of the battery front panels.