Norton Rixson 9540 Series Premium Cast Iron Surface Door Closer with Grade 1 Certification

Norton Rixson 9540 Series Premium Cast Iron Surface Door Closer with Grade 1 Certification

Professional Grade Surface Door Closer for High-Traffic Commercial Applications

The Norton Rixson 9540 Series delivers premium cast iron construction with ANSI/BHMA Grade 1 certification for demanding commercial environments. Designed for doors up to 250 lbs., this surface-mounted closer features rack-and-pinion design with adjustable spring sizes 1-6 and 2-1/4" projection. The robust cast iron body with 1-1/2" diameter piston provides reliable performance for moderate-to-high traffic applications while serving as a direct replacement for LCN 4040XP closers.

Professional Features & Benefits

• Heavy-Duty Cast Iron Construction: Premium cast iron closer body with 1-1/2" diameter piston and 5/8" diameter pinion journals for exceptional durability in commercial applications.
• Grade 1 Performance Rating: ANSI/BHMA A156.4 Grade 1 certification ensures reliable operation for high-traffic environments with maximum door weight capacity of 250 lbs.
• Versatile Mounting Options: Tri-style® packaging supports regular, top jamb, or parallel arm mounting configurations up to 2-9/16" with included mounting bracket.
• Advanced Valve System: Independent latch, sweep, and backcheck intensity valves with pressure relief protection for both opening and closing cycles prevent door and frame damage.
• Direct LCN 4040XP Replacement: Engineered as a retrofit solution for existing LCN 4040XP installations in retail, office, government, and commercial facilities.
• Adjustable Spring Performance: Variable spring sizes 1-6 accommodate different door weights and closing requirements for optimal performance tuning.
• Comprehensive Fire Rating: UL/cUL listed for fire rated doors with UL10C positive pressure fire test certification for life safety compliance.
• 30-Year Limited Warranty: Extensive manufacturer warranty coverage provides long-term protection and confidence in commercial installations.

Technical Specifications

• ANSI/BHMA: ANSI/BHMA A156.4, Grade 1
• Commercial/Residential: Commercial
• Cover Type: Plastic/Metal
• Department: Door Hardware
• Door Weight: 250 lbs.
• Duty Level: Heavy Duty
• Grade: Grade 1
• Hold Open Feature: No
• Product Category: Door Controls
• Product Group: Door Controls
• Product Subgroup: Door Closers - Surface Mounted
• Product Type: Surface Mounted Door Closers
• Series: 9540 Series
• Spring Type: Adjustable Size
• Subcategory: Surface Closers
• Traffic Rating: High Traffic
• Warranty: 30 Year Limited

Installation & Operation

1. Review manufacturer specifications and verify door preparation requirements including door thickness, stile width, and handing as applicable to this product.
2. Use manufacturer-provided templates to mark mounting hole locations accurately on door and/or frame surfaces.
3. Prepare door and frame by drilling required holes and routing as specified in manufacturer instructions.
4. Install all mounting hardware and secure the device to door and frame per manufacturer torque specifications.
5. Adjust operational components for proper alignment, latching, and smooth operation throughout the full range of motion.
6. Test device operation to verify proper function and make final adjustments as needed. Refer to manufacturer documentation for complete installation details and troubleshooting.

Professional Applications

• Commercial Office Buildings
• Educational Facilities
• Healthcare Institutions
• Retail Establishments
• Industrial and Warehouse Facilities
• Multi-Tenant Residential Properties
• Government and Municipal Buildings

Why Choose Norton Rixson Quality?

Norton Rixson 9540 Series door closers deliver professional-grade reliability with cast iron construction and Grade 1 certification for demanding commercial applications. The 30-year limited warranty and UL fire rating certification demonstrate the manufacturer's commitment to quality and safety. Engineered with pressure relief valves and staked valve design, these closers protect doors and frames from damage while reducing long-term maintenance costs in high-traffic environments.