Louisville FS1504 4′ Fiberglass Step Ladder, Type 1A 300lb Capacity

The Louisville FS1504 is a 4 ft fiberglass step ladder built for professional use where a non-conductive ladder and a 300 lb Type IA duty rating are required. It features Louisville’s Raptor Top with tool slots and magnet, SHOX impact absorption, slip-resistant Raptor boots, and double-rivet step construction for dependable daily jobsite performance.

The Louisville FS1504 4 ft fiberglass step ladder is designed for contractors, electricians, facility maintenance teams, and commercial users who need a compact ladder for interior work, punch-list tasks, and routine access jobs. Its fiberglass construction provides non-conductive side rails that are well suited for work around electrical systems, service panels, fire alarm devices, and general building maintenance. With a Type IA duty rating and 300 lb load capacity, this ladder is built for demanding professional use.

Part of the Louisville FS1500 Series, the FS1504 includes several jobsite-focused features that support daily productivity and long-term durability. The multifunction Raptor Top keeps tools and small hardware close at hand with multiple tool slots and a built-in magnet. Louisville’s SHOX impact absorption system helps reduce wear from transport and handling, while the Raptor Boot uses a slip-resistant non-marring bonded tread for secure footing on finished floors and other work surfaces. Inside spreader braces, wide back braces, and double-rivet step construction help this ladder stand up to routine service, installation, and inspection work.

Louisville 4′ Fiberglass Step Ladder At a Glance

• Type IA Duty Rating: Rated for a 300 lb load capacity for professional ladder work.
• Fiberglass Construction: Non-conductive side rails make it a practical choice for electrical and maintenance applications.
• 4 ft Ladder Height: A compact size for service work, inspections, and everyday indoor access.
• Raptor Top: Includes multiple tool slots and a magnet to keep frequently used items within reach.
• SHOX Impact Absorption System: Helps reduce damage from jobsite transport and handling.
• Raptor Boot: Slip-resistant non-marring bonded tread helps improve footing while protecting finished surfaces.
• Double-Rivet Step Construction: Built for repeated climbing and long-term use.
• Inside Spreader Braces: Adds support and stability when the ladder is opened.
• Wide Back Braces: Helps strengthen the rear section for demanding jobsite conditions.
• ANSI and OSHA Compliant: Meets or exceeds applicable safety requirements.

Quick Specs

• Brand: Louisville Ladder
• Manufacturer Part Number: FS1504
• UPC: 728865200105
• Power Source: None
• Voltage: Not applicable
• Main Size: 4 ft
• Load Capacity: 300 lb
• Number of Steps: 3
• Weight: 15 lb
• Style: Standard step ladder

Markets

• Electrical Contractors: Suitable for service and installation work where a fiberglass ladder is preferred.
• Facility Maintenance: Useful for inspections, repairs, lighting service, and routine building upkeep.
• Commercial Installers: A strong fit for fire alarm, low-voltage, and cabinet installation work.
• Schools and Institutions: Works well for maintenance departments handling regular interior access tasks.
• Municipal Buildings: Supports crews working in offices, public buildings, and utility spaces.
• Property Management: Useful for apartment, office, and mixed-use building maintenance.
• Advanced DIY Users: A solid option for buyers who want a heavy-duty fiberglass step ladder for home and shop use.

The Louisville FS1504 is a practical choice for buyers who need a professional-grade 4 ft fiberglass step ladder with a dependable 300 lb capacity. For electrical service, low-voltage work, facility maintenance, and general contractor use, it provides the non-conductive rail construction many professionals look for while remaining compact and easy to move indoors. Its 3-step layout makes it well suited for quick overhead tasks where a taller ladder would be unnecessary.

What helps this model stand out is its focus on day-to-day usability. The Raptor Top keeps common tools and small parts close at hand, the SHOX system helps the ladder hold up better during transport, and the slip-resistant non-marring Raptor boots are better suited to finished interior surfaces than basic ladder feet. For buyers looking for a heavy-duty fiberglass step ladder that balances portability, durability, and jobsite practicality, the FS1504 is a strong fit.

Louisville FS1504 4′ Fiberglass Step Ladder, Type 1A 300lb Capacity Features

• SHOX Impact Absorption System: Helps reduce damage from drops, impacts, and rough handling.
• Multifunctional Raptor Top With Multiple Tool Slots And Magnet: Keeps tools and small metal parts organized and within easy reach.
• Raptor Boot With Slip-Resistant Non-Marring Bonded Tread: Helps improve footing while reducing floor marking.
• Inside Spreader Braces: Adds support and stability when the ladder is fully opened.
• Double-Rivet Step Construction: Built for dependable performance in repeated climbing applications.
• Wide Back Braces: Helps strengthen the rear section for demanding professional use.

Louisville FS1504 4′ Fiberglass Step Ladder, Type 1A 300lb Capacity Includes

• (1) Louisville FS1504 4 ft fiberglass step ladder

Louisville FS1504 4′ Fiberglass Step Ladder, Type 1A 300lb Capacity Specifications

• Brand: Louisville Ladder
• Manufacturer Part Number: FS1504
• UPC: 728865200105
• Product Type: Step Ladder
• Product Line or Series: FS1500 Series
• Style: Standard
• Duty Rating: Type IA
• Load Capacity: 300 lb
• Size: 4 ft
• Number of Steps: 3
• Rung Type: Standard Step
• Step Depth: 3 in
• Material: Fiberglass
• Weight: 15 lb
• Open Volume: 2.73 cu ft
• Open Volume Metric: 0.42 cu m
• Open Height: 45.823 in
• Open Depth: 28.634 in
• Open Width: 19.375 in
• Closed Volume: 3.247 cu ft
• Closed Height: 49.7 in
• Closed Depth: 6 in
• Closed Width: 19.4 in
• Top Width Closed: 13.229 in
• ANSI Certified: Yes
• OSHA Certified: Yes

Why Customers Choose the Louisville 4′ Fiberglass Step Ladder, Type 1A 300lb Capacity

Customers choose the Louisville FS1504 because it provides the duty rating, fiberglass construction, and compact working height needed for everyday professional ladder work. For electricians, maintenance teams, and commercial installers, it is a useful fit for service calls, inspections, and installation tasks where a larger ladder would be unnecessary. The 300 lb Type IA rating also makes it a better fit for demanding users than lighter-duty household step ladders.

Buyers also value the details that support productivity on the job. The Raptor Top gives them a place to keep tools and small hardware close by, the SHOX system helps the ladder handle transport and handling better over time, and the non-marring slip-resistant boots are better suited for indoor work on finished surfaces. For anyone searching for a heavy-duty step ladder, electrician ladder, or professional fiberglass ladder, the FS1504 is a straightforward and dependable option.