Eaton Crouse-Hinds 4" Liquidtight 90° Connector, FMC, Malleable Iron

Eaton Crouse-Hinds 4" Liquidtight 90° Connector, FMC, Malleable Iron

Heavy-Duty Right-Angle Connector for Hazardous Location Flexible Conduit Systems

The Eaton Crouse-Hinds 4" Liquidtight 90° Connector is a professional-grade liquidtight fitting engineered for demanding flexible metal conduit (FMC) installations in hazardous and classified locations. This malleable iron connector delivers superior strength and reliable liquidtight sealing for commercial and industrial electrical systems requiring right-angle conduit transitions.

Key Features & Benefits

Superior Material Construction

• Malleable Iron Body - Stronger than steel construction provides exceptional durability and impact resistance in demanding industrial environments
• Non-Insulated Design - Maintains continuous grounding path through the conduit system for enhanced electrical safety
• Precision Threading - Machined threads ensure secure, leak-proof connections that maintain integrity over decades of service
• Corrosion Resistant Finish - Professional-grade coating protects against moisture, chemicals, and environmental degradation

Hazardous Location Performance

• Class I, Division 2 Rating - Approved for use in hazardous locations where flammable gases or vapors may be present under abnormal conditions
• Liquidtight Sealing - Prevents moisture, dust, and contaminant ingress to protect sensitive electrical connections
• NEC/CEC Compliance - Meets all applicable electrical code requirements for professional installations
• Heavy-Duty Service Rating - Engineered for continuous operation in industrial processing facilities and manufacturing environments

Installation Efficiency

• 90° Right-Angle Design - Eliminates need for additional elbows and reduces installation time in tight spaces
• 4" Trade Size - Accommodates large conductor bundles and high-amperage electrical feeds
• Contractor-Friendly Threading - Smooth engagement reduces installation effort and prevents cross-threading
• Compact Profile - Space-efficient design maximizes available room in crowded electrical installations

Technical Specifications

This 4" trade size liquidtight connector features malleable iron construction with non-insulated throat design for continuous grounding. The 90° angle configuration is specifically engineered for flexible metal conduit (FMC) systems in Class I, Division 2 hazardous locations. NEC/CEC compliant construction ensures code compliance in commercial and industrial installations. Product dimensions are 13.81" length x 13.81" depth x 5.75" width with a weight of 23.81 pounds, reflecting the heavy-duty malleable iron construction that provides superior strength compared to standard steel fittings.

Installation Process

1. Verify flexible metal conduit end is cut square and deburred to prevent damage to sealing surfaces
2. Apply appropriate thread sealant or tape to male threads following manufacturer specifications
3. Thread connector onto flexible conduit hand-tight, then tighten additional 1-2 turns with appropriate wrench
4. Position 90° angle in desired orientation before making final connection to equipment or junction box
5. Verify liquidtight seal integrity and proper grounding continuity through non-insulated design
6. Test installation per NEC/CEC requirements and local electrical inspection standards

Applications

Perfect for:

• Chemical Processing Plants - Liquidtight protection in environments with potential chemical exposure and Class I, Division 2 hazards
• Petroleum Refineries - Heavy-duty connections for electrical systems in areas with flammable vapor concerns
• Manufacturing Facilities - Right-angle connections for machinery and equipment requiring flexible conduit systems
• Food Processing Plants - Liquidtight sealing prevents contamination in washdown environments
• Pharmaceutical Manufacturing - Clean, sealed electrical connections in controlled manufacturing environments
• Marine and Offshore Installations - Corrosion-resistant construction for harsh saltwater environments
• Wastewater Treatment Plants - Moisture and chemical resistant connections for pump stations and control systems
• Power Generation Facilities - Heavy-duty electrical connections for auxiliary systems and control circuits

Liquidtight Connector System Benefits

Liquidtight connectors provide superior environmental protection compared to standard conduit fittings by creating a sealed barrier against moisture, dust, and chemical contaminants. The flexible metal conduit compatibility allows for equipment vibration isolation while maintaining electrical continuity and environmental sealing. This combination makes liquidtight systems essential for industrial applications where both flexibility and environmental protection are critical for long-term system reliability.

Why Choose Malleable Iron Construction?

Malleable iron offers significantly higher tensile strength and impact resistance compared to standard steel fittings, making it the preferred material for heavy-duty industrial applications. The superior ductility prevents cracking under mechanical stress, while the enhanced corrosion resistance extends service life in challenging environments. For 4" trade size applications carrying high-amperage loads, malleable iron construction provides the mechanical strength and electrical performance required for decades of reliable service in the most demanding installations.