rbAmp Support
Everything you need to measure AC energy with rbAmp — from your first I²C read to a multi-module, billing-grade fleet.
Hardware guides, platform libraries, runnable examples and a full register-level API reference.
Platform Libraries
Pick your platform. Each library ships its own overview, quickstart, examples, API reference and troubleshooting .
Arduino
ESP-IDF
rbAmp in Home Assistant — real energy data, native
Read RMS voltage, current, power, PF and tariff energy as native Home Assistant entities — set up in a few lines of YAML with the ESPHome component. Works with the HA Energy Dashboard. U / I / P / PF / Hz / energy show up in HA automatically; drop them on a dashboard.
Documentation
How this documentation is organized
Getting Started
New to rbAmp? The Overview explains the hardware; the Quick Start gets a live reading in ~10 minutes.
Core guides & API
Platform-independent: wiring, initialization, real-time polling, period metering, and the register-level API Reference. Start with Hardware Connection.
Examples
Complete runnable programs: the same ten scenarios ported across every platform. Pick your platform below or jump straight to the examples section.
Troubleshooting
quick reference for common problems and their solutions. Each entry follows the structure:
- Symptom — what the user observes
- Causes — why it can happen
- What to check / do — concrete actions
Popular articles
- Quick Start — first power-on in 15 minutes
- Hardware Connection — pinout, pull-ups, CT installation
- Address change — readdress for multi-module bus
- Atomic period latch — Wh accounting that matches your bill
- Troubleshooting #1 — NACK / no response from the module
- Troubleshooting #6 — Sign of P_real is wrong (consumption shows as export)
- Arduino Library — high-level wrapper for the raw I²C protocol
Still need help?
Couldn't find what you needed?
Community-driven · Forum / GitHub
Most technical questions answered within hours during business hours. Searchable; your question helps the next person.
- GitHub Discussions — code, registers, integration patterns
- GitHub Issues — bug reports for the library, ESPHome component, or firmware
- forum.rbamp.com — coming Q3 2026 with the Wireless line
Direct support · Email / form
For order-related, B2B, warranty, or technical issues that need our lookup access.
- [email protected] — anything post-purchase (parcel, warranty, calibration cert)
- [email protected] — general questions
- [email protected] — bulk / OEM
- [email protected] — press kit, media inquiries
[CTA: Contact Support → /contact-us] (mint primary — this is the last-resort "I tried everything" CTA)
B2B clients have dedicated support
[Banner-style section]
If you're on a B2B contract (50+ unit volume / lab collaboration / OEM), use the dedicated B2B support channel — direct line to firmware and hardware engineers, faster turnaround.
[CTA: B2B program → /b2b] (navy outline)
Related
- Customer Support workflow — how to file a support ticket
- About rbAmp — who answers your emails
- Contact us — all channels in one page
- Refund and Returns — warranty and refund policy