Pure sine vs. modified sine
Pure sine wave inverters produce a clean AC waveform nearly identical to shore or grid power — safe for sensitive electronics, medical equipment, and modern appliance motors. Modified sine wave inverters are cheaper b...
Owner guide
Best RV Inverter/Chargers — Buying Guide
An inverter converts your battery bank’s DC power to the AC power your appliances need — and the type, size, and features matter more than the brand name on the box. Pure sine wave inverters produce a clean AC waveform n...
Active corridor: Montana · Wyoming · Idaho · Washington — case-by-case beyond.
Field notes
An inverter converts your battery bank’s DC power to the AC power your appliances need — and the type, size, and features matter more than the brand name on the box. Pure sine wave inverters produce a clean AC waveform nearly identical to shore or grid power — safe for sensitive electronics, medical equipment, and modern appliance motors. Modified sine wave inverters are cheaper but produce a rougher waveform that can cause humming in some devices, reduced efficiency in motors, and outright malfunction in sensit...
Sizing to your actual loads
Size for your highest simultaneous load plus the startup surge of motor-driven appliances like a compressor fridge or AC unit — surge draw is often several times the running wattage. Work through the full math in our ...
Our Picks
Victron MultiPlus Inverter/Charger — pure sine wave, remote app monitoring, integrates natively with a Victron-based DC system. The unit we run on our own certified installs.
When to book
DIY ends at sealed systems, gas work, and inverter commissioning. Diagnostic $150 applied toward repair.
Related: All guides · Book a Service · Pricing
Pricing teaser
Trip fee $75 within 30 miles, then $1.50/mi. Labor ~$150/hr (1-hour minimum, billed in 30-minute increments). Diagnostic $150 applied toward repair if you proceed.
Active corridor: Montana · Wyoming · Idaho · Washington — case-by-case beyond. Credentials (text): Victron Professional Certified Installer · weBoost Authorized Installer · Peplink Certified Associate · Dometic Professional Certified.