Eaton EAFR-08-40 Arc Flash Relay Fiber Loop Sensor - UL Recognized
Part Number: EAFR-08-40
Quick Summary
Eaton arc flash relay fiber loop sensor is a rapid arc-detection device designed for electrical switchgear and protection panels. This solution helps engineers reduce exposure time by quickly identifying dangerous arc events in high-temperature environments. UL Recognized and cUL Recognized certifications underline its safety compliance, while the high-temperature glass fiber loop provides durable performance in demanding conditions. With a 40 m fiber loop and 8000 Lux sensitivity, it delivers reliable protection at scale, supporting retrofit projects, improved safety, and lower lifecycle costs for industrial facilities.
Product Information
Extended Description
EAFR-08-40 Eaton: Arc Flash Relay Sensor, High temperature glass fiber sensor, 40m
Product Name
Eaton arc flash relay fiber loop sensor
Catalog Number
EAFR-08-40
UPC
786685998343
Product Length/Depth
8.46 in
Product Height
2.87 in
Product Width
7.87 in
Product Weight
0.25 lb
Warranty
Eaton Selling Policy 25-000, one (1) year from the date of installation of the Product or eighteen (18) months from the date of shipment of the Product, whichever occurs first.
Certifications
UL Recognized cUL Recognized
Special features
40m (131.23 ft)
Type
High temperature glass fiber sensor
Product Category
Arc Flash Relay
Fiber loop length
40m
Fiber loop sensor material
Glass, High-Temperature
Light sensing type
Fiber
Sensitivity
8000 Lux
Feature → Business Impact → Application: The 40 m fiber loop length expands the detection coverage, reducing blind spots and enabling faster isolation of arc events, which translates to less downtime and improved operator safety in medium-to-large switchgear assemblies. Application: suitable for substations and compact or legacy Eaton protection panels where space is at a premium. Feature → Business Impact → Application: High-temperature glass fiber sensor construction withstands harsh ambient conditions typical of electrical rooms, delivering long-term reliability and reduced maintenance costs. Application: critical in high- temperature environments to avoid false alarms and sensor degradation. Feature → Business Impact → Application: 8000 Lux light sensitivity improves detection accuracy across varying enclosure lighting, minimizing nuisance trips and ensuring consistent performance. Application: ideal for dim or shaded equipment bays. Feature → Business Impact → Application: Compact dimensions and lightweight design simplify retrofits and panel integrations, accelerating installation and minimizing panel modification. Application: retrofits in existing Eaton systems and modular switchgear. Feature → Business Impact → Application: UL Recognized and cUL Recognized certifications streamline procurement and regulatory acceptance, lowering compliance risk. Application: procurement teams can source with confidence for global projects. The combination of certified safety, robust sensing, and installation simplicity supports predictable ROI, lowers total cost of ownership, and enhances overall plant safety without requiring extensive redesigns.
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FAQs
The EAFR-08-40 is designed to integrate with Eaton protection ecosystems, leveraging its fiber loop sensor in retrofit and new-build applications. Its compact footprint and standard catalog number simplify procurement, while the high-temperature glass fiber loop enables installation across a variety of Eaton arc-flash protection configurations without major panel modification.
Key specs include a 40 m fiber loop length, high-temperature glass fiber sensor, 8000 Lux sensitivity, catalog number EAFR-08-40, dimensions 8.46 in × 7.87 in × 2.87 in, weight 0.25 lb, and UL/cUL Recognized certifications. Also notable are the 40 m delivery features and warranty terms from Eaton.
Yes. The sensor uses a high-temperature glass fiber loop designed to endure elevated ambient temperatures typical of electrical rooms and switchgear enclosures, helping maintain detection reliability and reducing maintenance needs in challenging environments.
The device carries UL Recognized and cUL Recognized certifications, indicating compliance with North American safety standards. This simplifies regulatory approvals, supports global procurement, and reduces risk when deploying arc flash protection in certified facilities.
The solution offers faster arc detection, reduced downtime, and fewer false trips due to 8000 Lux sensitivity and fiber-loop coverage. Coupled with a straightforward retrofit path and reliable components, this translates to lower maintenance costs, shorter outage durations, and a clearer path to regulatory compliance.