Siemens QRA2 Flame Detector Buying Guide

The phrase "New Original QRA2" primarily refers to the Siemens QRA2 Flame Detector, a critical safety component in industrial combustion systems. My research confirms that while "QRA2" also appears in toxicological safety frameworks, the product market is strictly industrial hardware.

Product & Market Insights: Siemens QRA2

The Siemens QRA2 is an ultraviolet (UV) photocell detector designed for supervising gas or oil flames. Market data indicates a stable demand for "New Original" units, particularly for high-sensitivity variants like the QRA2M.

Technical Specs: Standard units feature black housing, while high-sensitivity QRA2M models are identified by green housing Jcssb. They are compatible with LGK16 and LGI16 burner controls.
B2B Market Pricing: Units typically range from $67 to $150/piece depending on sensitivity and order volume Alibaba Alibaba.
Industry Trends: There is a growing shift toward integrating these detectors into Industry 4.0 frameworks and "Green Solutions," focusing on low-emission energy efficiency and automated safety monitoring Siemens.

Scientific Context: SCCS QRA2

In consumer product safety, QRA2 refers to the Skin Sensitisation Quantitative Risk Assessment methodology Europa. This is a scientific framework for evaluating fragrance ingredients in cosmetics and detergents. It is technically unrelated to the Siemens hardware but represents a significant trend in chemical safety regulation.

I have compiled a detailed findings file below covering technical specifications, supplier landscapes, and these distinct market interpretations.