General Tools DBTU1300 — Digital Solar BTU Power Meter

A compact yet powerful solar radiation meter, the DBTU1300 delivers fast, accurate results for applications like thermal window testing, solar panel inspection, and architectural energy studies. Featuring user-friendly controls and a rugged design, it's ideal for professionals and DIY enthusiasts alike.

Key Features

• Dual-unit Display: Instantly switch between W/m² and BTU/(ft²·h) for flexible readings. 

• Wide Spectral Coverage: Equipped with a silicon photodiode and cosine angular correction for precise measurements from 400–1000 nm.

• Fast Sampling & Memory: Registers data at 4×/sec and stores up to 99 readings, including min/max/average values perfect for detailed monitoring. 

• Convenient LCD: A clear 4‑digit backlit LCD simplifies reading in any light condition. 

• Hands-free Capability: Easily mount to a tripod for hands-free measurement—great for experiments and multi-point evaluations.

• Auto Power-Off: Conserves battery life by powering off after 10 minutes of inactivity (can be disabled).

• Portable & Durable: Lightweight and compact—110 × 64 × 34 mm, 158 g—making it ideal for fieldwork.

Technical Specifications

What’s in the Box

• General Tools DBTU1300 Meter

• 4 × AAA batteries

• Carrying case

• 1-year limited warranty 

Why Choose the DBTU1300?

The General Tools DBTU1300 stands out for its adaptability and precision. Dual-unit readings and memory features simplify data tracking, while its sturdy build and portability ensure it withstands rigorous field use. Ideal for measuring solar irradiance in diverse settings—from building diagnostics to environmental testing.