AFUX0333 50 Conveyor Belt Control Switch - Explosionproof

Part Number: AFUX0333 50
Eaton Crouse-Hinds logo
Manufacturer
Eaton Crouse-Hinds
Part number
AFUX0333 50
Category

Quick Summary

AFUX0333 50 Conveyor Belt Control Switch is a rugged safety device for hazardous-location belt systems. Maintenance teams struggle with switches that fail in explosive atmospheres, triggering downtime and safety concerns. This model carries NEC/CEC hazardous-location ratings for Class I and II environments and NEMA 3/7/9 enclosures, enabling compliant operation. Connecting to existing belt control workflows is straightforward, with three 1-inch hubs and a 15 lb switch-weight that supports safe glove-friendly handling. Overall, the design delivers reduced downtime, easier regulatory compliance, and predictable maintenance costs for industrial conveyors. Its 600 VAC rating and 15 A capacity ensure compatibility across common motor control circuits in harsh plant environments.

Product Information

Extended Description

AFUX0333 50 Eaton Crouse-Hinds: Eaton Crouse-Hinds series AFUX conveyor belt control switch, 15A, Two normally open/two normally closed, Feraloy iron, 25 lb total oper force, Single end left, 15 lb without switch, (3) 1" hubs
Product Name
Eaton Crouse-Hinds series AFUX conveyor belt control switch
Catalog Number
AFUX0333 50
Product Length/Depth
5.68 in
Product Height
9.5 in
Product Width
12.86 in
Product Weight
21.48 lb
UPC
782274047188
Area classification
Hazardous/Classified Locations
Standards type
NEC/CEC
NEC hazardous rating
Class I, Division 1 Class I, Division 2 Class II, Division 1 Class II, Division 2 Class III
NEMA Rating
3 7 9
Type
Single end left
Weight without switch
15 lb
Total operating force required
25 lb
Contact arrangement
Two normally open, two normally closed
Amperage Rating
15A
Voltage rating
600 Vac
Number of hubs
3
Material
Feraloy iron alloy
Trade size
1"
AFU and AFUX Series Explosionproof Conveyor Belt Control Switches catalog page AFU and AFUX Explosionproof Conveyor Belt Control Switches Canadian certification AFU and AFUX Explosionproof Conveyor Belt Control Switches Canadian certification IF 548 - AFU-K5 Safety Switch Kit IF 548 - AFU-K5 Safety Switch Kit IF 548 - AFU-K5 Safety Switch Kit Eaton Specification Sheet - AFUX0333 50
Feature: 15A at 600 VAC and contact arrangement of two normally open and two normally closed. Business Impact: Enables flexible control logic and interlocking for belt conveyors, reducing risk of unintended starts and improving machine safety. Application: Suitable for belt-driven equipment in hazardous locations where multiple circuit paths are required. Feature: Feraloy iron alloy housing. Business Impact: Delivers rugged durability in harsh environments, lowering maintenance frequency and replacement costs. Application: Mining, chemical processing, and other demanding facilities. Feature: 25 lb total operating force with 15 lb without switch. Business Impact: Easier manual operation even with gloves, increasing operator efficiency and reducing fatigue. Application: Frequent stop/start cycles on long belt runs. Feature: Three 1-inch hubs for wiring. Business Impact: Simplifies conduit routing and reduces installation time, improving project timelines and wiring organization. Application: Plant-wide belt control wiring with compact footprint. Feature: Hazardous/Classified Locations approval (NEC/CEC) and NEMA 3/7/9 ratings. Business Impact: Ensures regulatory compliance and environmental protection for enclosure duty, lowering risk of non-compliance penalties. Application: Installations in hazardous zones and outdoor or wet environments. Feature: Weight specification (21.48 lb with switch; 15 lb without). Business Impact: Predictable mounting and vibration characteristics, aiding enclosure sizing and support planning. Application: Retrofit or new installation in existing conveyor lines.

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FAQs

The AFUX0333 50 is designed for hazardous locations with NEC/CEC compliance and Class I, Division 1 and Class II, Division 2 ratings, plus NEMA 3/7/9 enclosure suitability. It offers 15 A at 600 VAC and a 2 NO/2 NC contact arrangement, enabling reliable belt-stop and interlock circuits. Its Feraloy housing and three 1-inch hubs simplify wiring in harsh environments, delivering long service life and predictable performance.
Three 1-inch hubs provide flexible conduit routing and easier connection to motor control and safety circuits. Plan wiring routes to minimize cross-talk and ensure clear segregation between power and control lines. The single end left configuration supports compact mounting in tight conveyor housings, while the 21.48 lb assembly weight (with switch) aids mounting choice and structural support planning.
AFUX0333 50 carries NEC/CEC hazardous-location ratings for Class I and II environments, along with Class III applicability. It is suitable for hazardous and classified locations and aligns with NEMA ratings 3, 7, and 9, supporting safe operation in corrosive or explosive atmospheres. Canadian and separate UL certification documentation is available to verify compliance, simplifying regulatory filings.
With a robust Feraloy iron alloy housing and a 25 lb total operating force requirement (15 lb without switch), the AFUX0333 50 is engineered for durability and operator comfort. The dual NO/NC contacts and solid enclosure reduce arcing and wear, lowering replacement frequency. Integrated compliance with NEC/CEC hazardous-location standards further minimizes maintenance surprises in harsh industrial settings.
Investing in the AFUX0333 50 delivers uptime gains through rugged construction and reliable operation in hazardous zones, reducing unscheduled downtime. Its installation flexibility with three hubs and a compact mount helps cut labor costs, while the long-term compliance with NEC/CEC standards lowers regulatory risk and potential fines. Overall, this switch provides predictable maintenance costs and improved belt safety.