{"product_id":"5-hp-electric-motor-air-compressor-single-phase-208-230v-castair","title":"5 HP Electric Motor for Air Compressor | Single-Phase | 208-230V | 3450 RPM | 7\/8-In. Keyed Shaft | Castair","description":"\u003ch2\u003eOverview\u003c\/h2\u003e\n\n\u003cp\u003eWhen your air compressor goes down, you need a replacement motor that delivers reliable performance without the hassle of hunting for compatible parts. This 5 HP single-phase electric motor from Castair provides the power and dependability that contractors, shop owners, and facility managers count on for critical compressed air applications.\u003c\/p\u003e\n\n\u003cp\u003eBuilt to industrial standards, this motor operates at 3450 RPM with a robust 7\/8-inch keyed shaft that accommodates standard couplings and pulleys. The single-phase design eliminates the need for three-phase electrical service, making it practical for smaller shops, remote job sites, and facilities where only 208-230V single-phase power is available.\u003c\/p\u003e\n\n\u003cp\u003eThe 1.15 service factor gives you 15% additional capacity above the rated 5 horsepower, providing peace of mind during peak demand periods. This extra margin means you won't damage the motor during temporary overloads that happen in real-world applications.\u003c\/p\u003e\n\n\u003cp\u003eForge Claw stocks this Baldor motor because it represents the quality and reliability our customers demand for mission-critical equipment. Whether you're rebuilding an aging compressor or designing a new installation, this motor provides years of dependable service with minimal maintenance requirements.\u003c\/p\u003e\n\n\u003cp\u003eThe open drip proof design protects internal components while allowing proper ventilation for optimal cooling. This balanced approach handles typical shop environments where moisture and debris are present without compromising thermal management or performance.\u003c\/p\u003e\n\n\u003cp\u003eSafety certifications include UL and CSA listings, meeting electrical standards for commercial and industrial installations. These approvals simplify permitting and inspection processes while ensuring your installation meets local electrical codes without complications.\u003c\/p\u003e\n\n\u003cp\u003eTEFC construction provides superior protection against dust, dirt, and airborne contaminants that could otherwise damage internal components. The totally enclosed fan cooled design maintains efficient heat dissipation while keeping harmful particles out of the motor housing.\u003c\/p\u003e\n\n\u003cp\u003eAt 45 pounds, this motor balances substantial construction with manageable installation weight. The compact footprint fits standard mounting configurations while the robust build quality ensures vibration resistance during continuous operation.\u003c\/p\u003e\n\n\u003cp\u003eThe predictable 23.5-21.5 amperage draw at 208-230V makes circuit planning and breaker sizing straightforward. Understanding these electrical requirements upfront prevents nuisance trips and electrical issues that can sideline operations.\u003c\/p\u003e\n\n\u003cp\u003eCastair's precision manufacturing processes and quality materials translate directly to reduced maintenance and extended service life. The attention to construction detail means fewer unexpected failures and more uptime for your critical compressed air systems.\u003c\/p\u003e\n\n\u003cp\u003eFor air compressor applications, the 3450 RPM speed perfectly matches standard pump requirements for efficient compression. You won't need speed reduction systems or complex drive arrangements that add cost and potential failure points.\u003c\/p\u003e\n\n\u003cp\u003eProfessional installers appreciate the straightforward mounting and connection process that follows industry standards. Standard shaft configuration and electrical connections reduce installation time and get your equipment back online quickly.\u003c\/p\u003e\n\n\u003cp\u003eBeyond air compressors, this versatile motor adapts to various industrial applications where 5 HP single-phase power is required. From shop equipment to processing machinery, the proven design handles diverse operational demands with consistent performance.\u003c\/p\u003e\n\n\u003cp\u003eThe explosion proof certification expands application possibilities for environments where flammable vapors or gases may be present. This certification provides additional flexibility for installations in challenging industrial environments.\u003c\/p\u003e\n\n\u003ch2\u003eSpecifications\u003c\/h2\u003e\n\n\u003cul\u003e\n\u003cli\u003eMotor Type: 5 HP Single-Phase Electric Motor\u003c\/li\u003e\n\u003cli\u003eVoltage: 208-230V\u003c\/li\u003e\n\u003cli\u003eAmperage: 23.5-21.5A\u003c\/li\u003e\n\u003cli\u003eSpeed: 3450 RPM\u003c\/li\u003e\n\u003cli\u003eService Factor: 1.15\u003c\/li\u003e\n\u003cli\u003eShaft Size: 7\/8-inch diameter with key\u003c\/li\u003e\n\u003cli\u003eFrame: 56HZ\u003c\/li\u003e\n\u003cli\u003eWeight: 45 pounds\u003c\/li\u003e\n\u003cli\u003eDesign: Open Drip Proof (ODP)\u003c\/li\u003e\n\u003cli\u003eEnclosure: TEFC (Totally Enclosed Fan Cooled)\u003c\/li\u003e\n\u003cli\u003eSafety Ratings: UL and CSA Listed\u003c\/li\u003e\n\u003cli\u003eConstruction: Explosion Proof Certified\u003c\/li\u003e\n\u003cli\u003eFrequency: 60 Hz\u003c\/li\u003e\n\u003cli\u003eMounting: Standard industrial mounting configuration\u003c\/li\u003e\n\u003cli\u003eManufacturer: Castair\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eFeatures\u003c\/h2\u003e\n\n\u003cul\u003e\n\u003cli\u003e5 HP Single-Phase Design — eliminates the need for expensive three-phase electrical service, making installation possible in locations with standard residential or light commercial power supplies\u003c\/li\u003e\n\u003cli\u003e3450 RPM Operating Speed — matches standard air compressor pump requirements perfectly for direct drive applications without speed reduction systems\u003c\/li\u003e\n\u003cli\u003e1.15 Service Factor — provides 15% additional capacity above rated horsepower for handling temporary overloads and peak demand periods without motor damage\u003c\/li\u003e\n\u003cli\u003e7\/8-Inch Keyed Shaft — accommodates standard couplings and pulleys with secure, anti-slip connection that prevents slippage during high-torque operations\u003c\/li\u003e\n\u003cli\u003eOpen Drip Proof Construction — protects internal components from moisture and debris while maintaining proper ventilation for optimal operating temperatures\u003c\/li\u003e\n\u003cli\u003eTEFC Enclosure — totally enclosed fan cooled design prevents contamination from dust and particles while ensuring efficient heat dissipation for extended motor life\u003c\/li\u003e\n\u003cli\u003eUL and CSA Safety Listings — meets rigorous electrical safety standards for commercial and industrial installations, simplifying code compliance and inspection processes\u003c\/li\u003e\n\u003cli\u003eExplosion Proof Certification — approved for use in hazardous environments where flammable vapors or gases may be present, expanding installation possibilities\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eBenefits\u003c\/h2\u003e\n\n\u003cp\u003eThis motor eliminates the time-consuming search for compatible replacement parts during air compressor rebuilds. Standard specifications and mounting configuration mean you can focus on getting your equipment operational instead of hunting for hard-to-find components.\u003c\/p\u003e\n\n\u003cp\u003eThe single-phase design saves thousands of dollars in electrical upgrades by working with existing power infrastructure. You won't need costly three-phase service installations or phase converters that add complexity and potential failure points to your system.\u003c\/p\u003e\n\n\u003cp\u003eCastair's industrial-grade construction reduces unplanned downtime through superior durability and reliable performance. The robust design handles demanding applications while requiring minimal maintenance, keeping your compressed air system running when you need it most.\u003c\/p\u003e\n\n\u003cp\u003eThe 1.15 service factor provides real protection during peak usage periods that occur in busy shops and job sites. This extra capacity margin prevents motor damage during temporary overloads, extending equipment life and preventing costly emergency replacements.\u003c\/p\u003e\n\n\u003cp\u003eTEFC construction keeps your motor running in dusty, dirty environments where open motors would fail prematurely. This protection translates to longer service intervals and reduced maintenance costs over the motor's operational life.\u003c\/p\u003e\n\n\u003cp\u003eProfessional installation is faster and more straightforward thanks to standard mounting patterns and electrical connections. Reduced installation time means lower labor costs and quicker return to productive operations.\u003c\/p\u003e\n\n\u003cp\u003eThe explosion proof certification opens up revenue opportunities in industrial environments where standard motors aren't permitted. This versatility allows you to take on jobs in chemical plants, refineries, and other facilities with strict safety requirements.\u003c\/p\u003e\n\n\u003ch2\u003eAdditional Information\u003c\/h2\u003e\n\n\u003cp\u003eThis motor is ideal for contractors, shop owners, facility managers, and maintenance professionals who need reliable compressed air for tools, pneumatic equipment, and industrial processes. The single-phase compatibility makes it particularly valuable for smaller operations and remote locations where three-phase power isn't available.\u003c\/p\u003e\n\n\u003cp\u003eThe 7\/8-inch keyed shaft accommodates most standard air compressor pump configurations without modifications. Before installation, verify your pump's shaft requirements and coupling specifications to ensure proper fitment and alignment.\u003c\/p\u003e\n\n\u003cp\u003eFor optimal performance and longevity, ensure adequate ventilation around the motor and keep air intake areas clean. Regular inspection of electrical connections and proper voltage supply help maintain peak efficiency and prevent premature failure.\u003c\/p\u003e\n\n\u003cp\u003eRoutine maintenance involves periodic cleaning of external surfaces and verification of mounting bolt tightness. The enclosed design minimizes internal maintenance requirements while the quality construction provides years of reliable service with minimal intervention.\u003c\/p\u003e\n\n\u003ch2\u003eWarranty Info\u003c\/h2\u003e\n\n\u003cp\u003eManufactured by Castair, this product is covered under the manufacturer's standard warranty for defects in materials and workmanship. Contact Forge Claw for full warranty details and authorized service options. Order your 5 HP Single-Phase Electric Motor for Air Compressor | 208-230V | 3450 RPM | 7\/8-In. Keyed Shaft | Castair from Forge Claw today. Multiple financing options are available for qualified buyers.\u003c\/p\u003e","brand":"Castair","offers":[{"title":"Default Title","offer_id":43517863035086,"sku":"GWG311291","price":710.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0658\/5011\/4254\/files\/0318398_castair-baldor-5-hp-1-phase-208-230v-23.5-21.5a-w--1.15sf-3450-rpm-7-8-in.-shaft-w--key.jpg?v=1778341262","url":"https:\/\/forgeclaw.com\/products\/5-hp-electric-motor-air-compressor-single-phase-208-230v-castair","provider":"Forge Claw","version":"1.0","type":"link"}