Eaton AFU0333 05 Conveyor Belt Control Switch - IP66
Part Number: AFU0333 05
Manufacturer
Eaton Crouse-Hinds
Part number
AFU0333 05
Quick Summary
The Eaton AFU0333 05 Conveyor Belt Control Switch provides fail-safe belt monitoring for hazardous plant environments. Engineers and maintenance teams struggle with reliable start/stop signaling when wiring, seals, and ratings don’t align in harsh locations. IP66 protection and hazardous-location approvals including NEC/CEC compliance with Class II Division 1 & 2 and Class III ratings, plus NEMA 3/4/9 compatibility. Its rugged Feraloy iron alloy housing, three 1-inch hubs, and 15A at 600V rating simplify installation, reduce downtime, and improve compliance across industrial conveyor lines. Designed for easy integration with existing systems, it delivers predictable performance and lower lifecycle costs for facilities handling bulk materials. This combination of rating, build quality, and installation flexibility makes AFU0333 a reliable choice for OEMs and maintenance teams.
Product Information
Extended Description
AFU0333 05 Eaton Crouse-Hinds: Eaton Crouse-Hinds series AFU conveyor belt control switch, 15A, Two normally open/two normally closed, Feraloy iron, 25 lb total oper force, Single end right, 15 lb without switch, (3) 1" hubs
Product Name
Eaton Crouse-Hinds series AFU conveyor belt control switch
Catalog Number
AFU0333 05
Product Length/Depth
12.92 in
Product Height
5.68 in
Product Width
9.5 in
Product Weight
21.6 lb
UPC
782274047140
Area classification
Hazardous/Classified Locations
Standards type
NEC/CEC
NEC hazardous rating
Class II, Division 1 Class II, Division 2 Class III
NEMA Rating
3 4 9
Ingress protection (IP) ratings
IP66
Type
Single end right
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 UL certification
AFU and AFUX Explosionproof Conveyor Belt Control Switches UL certification
IF 958 - AFU/AFUX Model M7 Conveyor Control Safety Switches with Slack Condition
IF 958 - AFU/AFUX Model M7 Conveyor Control Safety Switches with Slack Condition
IF 958 - AFU/AFUX Model M7 Conveyor Control Safety Switches with Slack Condition
Eaton Specification Sheet - AFU0333 05
Feature: Electrical rating of 15A at 600 Vac enables direct integration with common conveyor motor controls without additional relays, reducing panel space and wiring complexity. Business impact: lower installation costs, quicker commissioning, and fewer failure points in your control panel. Application: mid-size to heavy-duty conveyors in chemical, mining, and manufacturing settings where reliable, code-compliant switching is essential. Feature: Contact arrangement of two normally open and two normally closed contacts provides flexible control logic and safety interlocks. Business impact: supports start/stop circuits, dual-path signaling, and redundant safety interlocks, helping you meet OSHA and IEC 61508 style requirements. Application: belt start/stop, motor shutoff interlocks, and safety circuits across packaging, mining, and aggregate lines. Feature: Feraloy iron alloy housing with IP66 enclosure resists dust, water ingress, and vibration. Business impact: longer service life, reduced maintenance frequency, and improved uptime in washdown and dusty environments. Application: hazardous locations, food and beverage lines, chemical processing, and ore handling where rugged protection is required. Feature: NEC/CEC compliance and hazardous-location ratings including Class II Division 1 and 2 and Class III, plus NEMA 3/4/9 offer strong regulatory alignment. Business impact: streamlines safety audits, expedites approvals, and minimizes project risk. Application: installations in classified hazardous locations and environments demanding explosion-proof and weather-resistant protection. Feature: Three 1-inch hubs and a 1-inch trade size enable straightforward mounting on standard conveyor frames; single end right orientation ensures predictable wiring and cabling paths. Business impact: retrofit ease, minimized modification, and faster changeovers. Application: retrofits and new builds in factories and plants where installation efficiency matters. Feature: Built for compatibility with UL-listed components and comprehensive installation documentation, ensuring dependable deployability. Business impact: reduces procurement risk and accelerates project timelines. Application: industrial conveyors requiring certified components and accessible instructions.
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FAQs
AFU0333 05 is designed for hazardous locations with Class II Div 1/2 and Class III ratings and IP66 protection. It features three 1-inch hubs and a 1-inch trade size for straightforward mounting on standard conveyors. When planning installation, verify clearance for the three hubs, ensure proper wiring pathways, and align the single end right orientation to simplify cabling. Refer to installation sheets IF 958 and IF 493 for detailed mounting guidance.
The AFU0333 05 provides a 15A amperage rating at 600 Vac. Its contact arrangement includes two normally open and two normally closed contacts, allowing flexible control logic for belt start/stop and safety interlocks. The unit weighs 15 lb without the switch and 21.6 lb total, with a total operating force of 25 lb, which informs safe manual actuation during maintenance.
Yes. The AFU0333 05 is designed for Hazardous/Classified Locations and carries NEC/CEC compliance with Class II Division 1 and 2, as well as Class III ratings. It also aligns with NEMA 3/4/9, and IP66, ensuring suitability for explosion-proof and weather-resistant conveyor systems in chemical plants, refineries, and mining operations.
This switch provides a robust, explosion-proof control path with dual NO/dual NC contacts for interlock logic, enabling failsafe belt stopping. Its IP66 enclosure and hazardous-location approvals support regulatory audits and industry standards. The inclusion of NEC/CEC compliance, UL certification references, and NEMA ratings helps minimize risk and speed project approvals in hazardous environments.
Support resources include the AFU/AUFX catalog page, installation sheets (IF 958, IF 548, IF 493), and UL certification references. A dedicated Eaton Crouse-Hinds specification sheet for AFU0333 05 is also provided, along with three installation guides to assist with mounting, wiring, and safety interlocks. Access to these documents helps with procurement, commissioning, and ongoing maintenance.