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P1MeterKit

Real-time monitoring of your energy consumption in Home Assistant

With the P1MeterKit, you can gain real-time insights into both your electricity and gas consumption. This kit is fully integrated with Home Assistant and DSMR Reader. Measure your electricity and gas consumption down to the minute and then visualize it per hour, day, month, or year in Home Assistant. Additionally, the kit also measures the temperature and humidity in the room where the meter is installed.

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Made for
🏠 Home Assistant Compatible ⚡ Built on ESPHome

Discover the P1MeterKit: A carefully crafted Dutch innovation, specially designed and shaped to meet your needs.

Specially designed for Home Assistant, ESPHome, and DSMR Reader the P1MeterKit has been meticulously developed to seamlessly integrate with Home Assistant, ESPHome, and DSMR Reader, catering to all your needs.

Real-time energy insights

Make your DSMR meter even smarter and more insightful.

Upgrade your smart home with the P1MeterKit. Get a complete digital overview of both your electricity and gas consumption by reading your DSMR meter with our kit. Monitor precisely how much electricity and gas you consume during daily activities, such as running the washing machine, dryer, using lighting, the heat pump, and more.

Washing Machine
Dryer
Lighting
Heat Pump
Cooktop
Kettle
Bike Charger
Electric Heating Boiler
Aquarium
Electric Car
Computer

Live dashboard

Realtime

Electricity

Gas

Integrations

Home Assistant

DSMR Reader

Accurate Energy Measurements and Smart Automations in Home Assistant

Enhance your Home Assistant experience with seamless integration and advanced data exchange. With our P1MeterKit, you have the ability to monitor real-time consumption of both electricity and gas per minute and analyze your energy usage over days, weeks, months, and years. Not only can you track your usage live as devices are powered on, but you also have the power to create automations based on your energy consumption. With the Home Assistant Energy Dashboard, you'll always stay informed about your energy consumption and can freely review your usage data.

Quote author 02
"The P1MeterKit has completely changed my perspective on energy consumption. With real-time insights into our electricity and gas usage, my family and I have become much more aware of our daily habits. We discovered that our old washing machine consumed much more energy than we had thought. Thanks to the data from the P1MeterKit, we decided to invest in a more energy-efficient model. Within a few months, we had already recouped the cost of the kit in savings on our energy bill."
Home Assistant App
Open Source

Open source firmware with ESPHome

Full control over your P1MeterKit with open configuration, local data, and direct Home Assistant integration.

Fully open source

All firmware and configuration live on GitHub. You can adapt it directly to your own setup.

Built on ESPHome

Stable real-time data with OTA updates and native Home Assistant support.

100% Local

Your data stays inside your own network, without cloud dependency.

View on GitHub
smarthomeshop/p1meterkit
p1meterkit.yaml
# P1MeterKit ESPHome Configuration (packages)
substitutions:
name: p1meterkit-587c20
friendly_name: P1MeterKit 587c20
packages:
smarthomeshop.p1meterkit: github://smarthomeshop/p1meterkit/p1meterkit-v3/p1meterkit-complete.yaml@main
esphome:
name: ${name}
friendly_name: ${friendly_name}
api: # encryption key lokaal instellen
wifi: # ssid/password via secrets
Open Source
Reviews

What customers say

Real experiences with P1MeterKit

"I am impressed by how easy it was to install the P1MeterKit. The real-time updates are fantastic."

Neo
Neo
Verified buyer

"What a great product! The P1MeterKit has exceeded my expectations. The detailed statistics and user-friendliness via Home Assistant are amazing."

XJ
XJ
Verified buyer

"I was looking for a solution to read my DSMR v5 meter and the P1MeterKit does that perfectly. I log the measurement data directly to DSMR Reader."

Anouk
Anouk
Verified buyer

"A top product for every home! Thanks to this kit, I can now easily monitor my energy consumption and save on energy costs."

JR
JR
Verified buyer

"The P1MeterKit delivers data at lightning speed. It is an indispensable tool for anyone who wants to monitor energy consumption accurately."

Sanne
Sanne
Verified buyer

"I am amazed by the accuracy of this meter. The real-time updates provide me with the insights I need for an energy-conscious life."

K-DOG
K-DOG
Verified buyer
5.0
Average rating from verified buyers
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Frequently Asked Questions

Got questions?

Find answers to the most frequently asked questions about the P1MeterKit.

The P1meterkit is a device that reads the P1 port of your smart energy meter. This gives you insight into your energy consumption and production.

Our P1meterkit is designed to work with most smart meters in the Netherlands that have a P1 port. For a complete list of compatible meters, check our website.

Simply connect the included cable to the P1 port of your smart meter. Then connect the P1meterkit to wifi, and Home Assistant will automatically detect the device.

Yes, in combination with Home Assistant, you can set up various scenarios, including notifications for certain consumption peaks.

Yes, the P1meterkit provides insight into both your electricity and gas consumption, and if applicable, also your return supply.

The P1meterkit provides real-time data, giving you continuous insight into your current energy consumption and production.

No, after purchasing the P1meterkit there are no monthly fees or subscriptions. You only need a working Home Assistant installation.

Your privacy is essential to us. The P1meterkit only sends and stores data within your own network unless you choose to share it with external services.

Still have questions?

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SPECIFICATIONS

Technical Specifications

Connection to Energy Meter

RJ12 port for direct coupling with DSMR-compatible energy meters

Network Connection

Wi-Fi IEEE 802.11 b/g/n (2.4 GHz), supports WPA/WPA2 security

Data Transfer

Update interval: Every 1 second

Physical Dimensions of the Kit

92 x 47.5 x 26.5 mm

Cable Length

2-meter RJ12 cable for connection to the energy meter

Power Supply

USB-C port for power supply (5V, 1A) with included USB adapter (if chosen). Alternative power supply possible via the energy meter with DSMR v5.0 that supports power supply through the RJ12 port

Operational Classification

IP20 (suitable for indoor use)

Temperature Range

Operational from -10 °C to +40 °C

Compatibility

Works with DSMR versions 4.0 and 5.0, as well as ESMR 5.0

Software

Fully integrated with Home Assistant, support for over-the-air firmware updates (OTA)

P1MeterKit
2 year warranty
Shipped worldwide