Inpeak Powercrank-E Single-Sided Power Meter for Shimano GRX FC-RX810/RX820 Cranksets

The INPEAK Powercrank-E Single-sided power meter, integrated with Shimano GRX FC-RX810/RX820 cranksets, elevates your cycling experience by delivering precise power and cadence measurements. Designed specifically for road and gravel bikes, this power meter combines advanced technology with durable, waterproof construction to withstand the toughest conditions. Its sleek, low-profile design ensures seamless integration without compromising your bike's aesthetics or performance.

Equipped with a rechargeable Li-Po battery, the Powercrank-E offers up to 90 hours of active use and an impressive sleep mode lifespan of up to six months, making it dependable for both casual rides and intense training sessions. The included magnetic USB cable simplifies charging, while the device’s automatic temperature compensation guarantees accurate readings from -5 °C to +50 °C, regardless of environmental changes. This power meter is not just a device; it’s your trusted training partner, transmitting detailed cycling data via ANT+ and Bluetooth Low Energy protocols.

Crafted in Poland with a focus on quality and affordability, the Powercrank-E stands out as one of the most cost-effective power meters on the market without sacrificing accuracy or reliability. Each unit undergoes individual calibration to ensure flawless performance, supported by advanced sensors such as gyroscope and accelerometer for enhanced cycling dynamics analysis. Whether you're monitoring torque effectiveness, pedal smoothness, or left/right balance, this power meter provides comprehensive insights to fine-tune your riding technique.

With software updates available through the INPEAK MANAGER App and compatibility with popular platforms like Zwift, the Powercrank-E integrates effortlessly into your training ecosystem. Its robust design, combined with user-friendly features like manual zero-offset calibration and low battery notifications, ensures you stay focused on your ride while relying on consistent, precise power data.

What It’s Good For

• Accurate measurement of power output and cadence for road and gravel cycling
• Reliable performance in varying weather conditions due to automatic temperature compensation
• Extended battery life with easy rechargeable Li-Po battery and quick charging time
• Detailed cycling analytics including torque effectiveness and pedal smoothness
• Seamless integration with training apps via ANT+ and Bluetooth Low Energy
• Durable, waterproof construction suitable for demanding cycling environments
• Individual calibration ensuring precise and consistent data
• User-friendly software updates and customization through the INPEAK MANAGER App

What It’s NOT Good For

• Use with non-Shimano GRX FC-RX810/RX820 cranksets, as compatibility is specific
• Riders seeking dual-sided power measurement, since this model is single-sided only
• Battery replacement without recharging, as the unit uses a rechargeable Li-Po battery
• Operating outside the specified temperature range of -5 °C to +50 °C
• Users requiring a power meter for non-road or non-gravel cycling disciplines
• Those expecting included 5VDC, 1000mA charger—this must be sourced separately

Frequently Asked Questions

Is the Powercrank-E compatible with all Shimano GRX cranksets?
The Powercrank-E is specifically designed for Shimano GRX FC-RX810 and RX820 cranksets to ensure accurate integration and performance. Compatibility with other models is not guaranteed.

How long does the battery last, and how is it charged?
The rechargeable Li-Po battery offers up to 90 hours of active use. It charges fully in about 2 hours via the included magnetic USB cable, providing convenience and reliability for your rides.

Can the power meter be used in wet or extreme weather conditions?
Yes, the device features IP67 waterproof rating and automatic temperature compensation, allowing it to maintain precise measurements in a wide range of weather conditions from -5 °C to +50 °C.

Does the Powercrank-E support connectivity with popular training apps?
Absolutely. It supports ANT+ and Bluetooth Low Energy protocols, making it compatible with various cycling apps, including Zwift, for enhanced training experiences.

Is the power meter easy to calibrate and maintain?
Yes, each unit is individually calibrated before installation, and it supports manual zero-offset calibration to maintain accuracy. The INPEAK MANAGER App also facilitates software updates and customization.