Eaton FWX-45A High Speed Fuse - 200 kAIC Vac 600 V 45 A RMS
Part Number: FWX-45A
Quick Summary
The Eaton FWX-45A high speed fuse protects critical power circuits in industrial controls and motor drives. Engineers often contend with nuisance trips or under-protection when selecting fuses for demanding drive environments. This device carries CE Mark and RoHS compliance, UL Recognized, and CSA Certified, providing regulatory assurance and safer installations across global facilities. With blade end x blade end connections and stud mounting options, it integrates smoothly into modern panels. By combining a compact footprint with robust interrupt capability, the FWX-45A helps reduce downtime and maintenance costs while meeting stringent safety and performance requirements in automation systems.
Product Information
Extended Description
FWX-45A Eaton: Eaton Bussmann series FWX high speed fuse, 600V, 45A RMS, 200 kAIC Vac, 50 kAIC at 250 Vdc, Non Indicating, High speed fuse, Blade end X blade end, Stud
Product Name
Eaton Bussmann series FWX high speed fuse
Catalog Number
FWX-45A
UPC
051712796361
EAN
5027590061612
Product Length/Depth
3.44 in
Product Height
0.89 in
Product Width
0.91 in
Product Weight
0.12 lb
Warranty
Not Applicable
Compliances
CE Marked RoHS Compliant
Certifications
UL Recognized CSA Certified
Amperage Rating
45A RMS
Interrupt rating
200 kAIC Vac 50 kAIC at 250 Vdc
Voltage rating
600 V
Watt losses
5.7 W
Packaging type
Standard
Connection
Blade end x blade end
Fuse indicator
Non Indicating
Mounting method
Stud
Bussmann series complete full line catalog no. 1007
Eaton Specification Sheet - FWX-45A
Bussmann series FWX 35-2500A high speed fuses data sheet no. 720005
Bussmann series FWX 35-2500A high speed fuses data sheet no. 720005
Datasheet - FNQ-30
Feature: 600 V rating and 45 A RMS capability deliver fast fault clearing during overloads, reducing damage to drives and controllers. Business Impact: Protects expensive drive electronics and minimizes unplanned downtime in automation lines. Application: Ideal for industrial control panels and motor drive circuits where compact size and reliable protection are essential. Long-tail keywords: 600 V fuses, high speed fuse for drives, 45 A RMS protection. Feature: 200 kAIC interrupt rating (Vac) and 50 kAIC at 250 Vdc provide substantial fault current handling, improving system safety. Business Impact: Enables safer distribution and reduces escalation costs during short-circuit events. Application: Power distribution and control equipment in factories with high fault current potential. Long-tail keywords: high interrupt rating fuse, short-circuit protection, 200 kAIC fuse. Feature: Blade end x blade end connections and stud mounting offer versatile installation options. Business Impact: Simplifies retrofits and panel upgrades by accommodating existing hardware and footprint requirements. Application: Retrofit projects in legacy equipment and new panel builds. Long-tail keywords: blade end fuse, stud mount fuse, modular protection devices. Feature: Non Indicating fuse with compact dimensions (3.44 in L × 0.89 in H × 0.91 in W) and weight of 0.12 lb support space-conscious designs. Business Impact: Lower enclosure size and weight, enabling denser layouts and easier handling. Application: Small to mid-size control cabinets where space is at a premium. Long-tail keywords: compact high-speed fuse, slim profile protection device, panel space optimization. Feature: Certifications and compliance (UL Recognized, CSA Certified, CE Marked RoHS) ensure regulatory alignment and supplier reliability. Business Impact: Speeds procurement cycles, reduces compliance risk, and supports quality assurance programs. Application: Global manufacturing environments with strict regulatory needs. Long-tail keywords: UL Recognized fuse, RoHS compliant, CE marked protection device.
Get a Quick Quote for a Eaton FWX-45A
Chat with us on WhatsApp - fast responses guaranteed
Need to speak with someone? We'll call you back within 2 hours during business hours
Interested in Eaton FWX-45A?
Enquire Now
FAQs
FWX-45A supports blade end x blade end connections for quick plug-in panel integration and a stud mounting option for secure, vibration-resistant installations. Its compact 3.44 in length and standard packaging simplify retrofits and new-build assemblies in industrial control cabinets.
The FWX-45A is rated for 600 V with a 45 A RMS operating capacity and an interrupt rating of 200 kAIC at Vac, plus 50 kAIC at 250 Vdc. This combination enables rapid fault clearance in high-energy circuits, protecting downstream equipment and reducing downtime during short circuits.
Yes. FWX-45A is designed for industrial controls and motor drive protection, offering high-speed interruption, robust voltage handling, and compatible mounting options. Its compact footprint and UL CSA CE RoHS certifications make it a reliable choice for modern automation architectures.
FWX-45A is UL Recognized, CSA Certified, and CE RoHS compliant. These certifications confirm safety, reliability, and regulatory compliance across key global markets, helping you meet procurement standards and reduce supplier risk in regulated environments.
FWX-45A offers low watt losses (5.7 W) and a non-indicating design that lowers maintenance overhead. Its high interrupt capability and dependable protection reduce equipment damage and downtime, contributing to faster mean time between repairs (MTBR) and improved overall equipment effectiveness (OEE).