BelAire 318H Air Compressor – 8HP Horizontal

Description

BelAire 318H Air Compressor – 5 HP Horizontal Two-Stage Air Compressor

The BelAire 318H Air Compressor is a heavy-duty industrial-grade compressed air solution engineered for demanding workshop, automotive, maintenance, and manufacturing applications. Featuring a durable 5 HP electric motor, a high-performance two-stage cast iron pump, and an 80-gallon horizontal ASME tank, the 318H delivers reliable airflow and consistent pressure for continuous operation.

Designed for professional environments, the compressor produces up to 18.5 CFM at 100 PSI and reaches a maximum pressure of 175 PSI, making it ideal for operating pneumatic tools, spray painting systems, fabrication equipment, and industrial air-powered machinery. The rugged cast-iron construction, oversized cooling system, and low-RPM pump design contribute to extended service life and reduced maintenance requirements.

Whether used in automotive repair shops, production facilities, maintenance departments, or commercial workshops, the BelAire 318H provides dependable performance, energy efficiency, and long-lasting durability.

Key Features

• Heavy-duty 5 HP electric motor
• High-efficiency two-stage cast iron compressor pump
• Large 80-gallon horizontal ASME-certified air receiver
• Maximum operating pressure of 175 PSI
• Delivers 18.5 CFM @ 100 PSI
• Durable industrial-grade construction
• Low-RPM pump operation for longer service life
• Stainless steel reed valves for improved reliability
• Easy oil level monitoring with integrated sight glass
• High-flow belt guard for superior cooling
• Ideal for continuous-duty industrial applications

Applications

• Automotive repair facilities
• Industrial manufacturing plants
• Maintenance workshops
• Spray painting operations
• CNC and fabrication shops
• Pneumatic tool operation
• Commercial service centers
• Agricultural equipment maintenance

BelAire 318H Air Compressor – 8HP Horizontal: Buying Considerations

BelAire 318H industrial air compressor with 5 HP motor, two-stage cast iron pump, and 80-gallon horizontal tank. Produces up to 18.5 CFM at 100 PSI and 175 PSI maximum pressure. Ideal for automotive shops, manufacturing facilities, maintenance departments, spray painting, and heavy-duty pneumatic tool applications.

Before ordering the BelAire 318H Air Compressor – 8HP Horizontal from BelAire, review the points below against your actual site conditions and workload. Published specifications describe the equipment under test conditions, and real-world performance depends on how closely your application matches those conditions. Buyers in the United States, Canada, and Asia should also confirm local voltage and frequency requirements, applicable safety or emissions standards, and freight or import logistics for the destination before finalizing an order.

What to Check Before You Buy

• Total the real CFM demand of every tool that could run at the same time, then add reserve capacity for leaks and future tools – not just the single largest tool's rating.
• Confirm voltage and phase availability (120V/240V, single/three-phase) matches the compressor's electrical requirement.
• Check tank size relative to duty cycle – a larger tank reduces motor cycling on intermittent loads but does not substitute for adequate CFM on continuous-demand tools.
• Review noise rating if the compressor will run in an occupied or noise-sensitive space.

Does tank size matter more than CFM for a shop air compressor?

CFM output matters more for continuous-demand tools (sanders, grinders); tank size matters more for intermittent high-draw tools (impact wrenches, nail guns) where the tank supplies a burst faster than the motor could alone. Undersized CFM cannot be fixed by a bigger tank if the tool's continuous demand exceeds the compressor's output.

For sizing help across the full Compressor category, compare specifications side by side before committing to a specific model, and confirm current pricing, availability, and freight details for your location. Keep the supplier data sheet and any acceptance criteria on record for future maintenance and replacement decisions.

Total Cost of Ownership

The purchase price of the BelAire 318H Air Compressor – 8HP Horizontal is only part of the real cost of owning this equipment. Factor in routine maintenance parts, consumables specific to the Compressor category, fuel or energy use over the equipment’s service life, and the cost of downtime if a failure happens during a critical job. Equipment with a lower purchase price but weaker local parts availability or a shorter warranty period can end up costing more over three to five years than a model with a higher upfront price and stronger support.

Warranty and Support

Confirm the specific warranty terms BelAire offers on this model, including coverage length, what is and is not covered (wear parts are frequently excluded), and whether the warranty is transferable if the equipment is resold. Check whether authorized service is available in your region before an issue comes up, rather than after – parts and qualified technician availability varies significantly by location and can be the deciding factor between two otherwise comparable machines.

Keep the original purchase documentation, serial number, and any commissioning or acceptance records together – this documentation is typically required to make a warranty claim and simplifies any future resale or insurance process.