{"product_id":"beverage-air-501-137b-evaporator-fan-motor-115v","title":"Beverage-Air 501-137B OEM Evaporator Fan Motor – 115V 60Hz","description":"\u003ch2\u003eBeverage-Air 501-137B OEM Evaporator Fan Motor – 115V 60Hz\u003c\/h2\u003e\n\n\u003cp\u003eThe \u003cstrong\u003eBeverage-Air 501-137B Evaporator Fan Motor\u003c\/strong\u003e is a genuine OEM commercial refrigeration motor designed for compatible Beverage-Air equipment. Beverage-Air's equipment documentation identifies this motor as an \u003cstrong\u003eevaporator fan motor rated 115V, 60Hz and approximately 0.2A\u003c\/strong\u003e for verified BM23\/BM23C applications.\u003c\/p\u003e\n\n\u003cp\u003eThe evaporator fan motor drives the applicable fan blade to circulate cold air across the evaporator coil and throughout the refrigerated cabinet. Reliable evaporator airflow is critical to heat transfer, stable product temperatures, normal cabinet pull-down, and efficient refrigeration-system operation.\u003c\/p\u003e\n\n\u003cp\u003eWhen qualified diagnosis confirms evaporator fan-motor replacement is required, using the correct \u003cstrong\u003eBeverage-Air OEM 501-137B\u003c\/strong\u003e helps restore the airflow and electrical configuration intended for compatible Beverage-Air commercial refrigeration equipment.\u003c\/p\u003e\n\n\u003ch2\u003eOEM Part Details \u0026amp; Specifications\u003c\/h2\u003e\n\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eManufacturer:\u003c\/strong\u003e Beverage-Air\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOEM Part Number:\u003c\/strong\u003e 501-137B\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMPN:\u003c\/strong\u003e 501-137B\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePart Type:\u003c\/strong\u003e Evaporator Fan Motor\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eVoltage:\u003c\/strong\u003e 115V\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFrequency:\u003c\/strong\u003e 60Hz\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCurrent:\u003c\/strong\u003e approximately 0.2A\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eApprox. Length:\u003c\/strong\u003e 4.7\"\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eApprox. Width:\u003c\/strong\u003e 4.65\"\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eApprox. Height:\u003c\/strong\u003e 4.4\"\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eApplication:\u003c\/strong\u003e Commercial Refrigeration Equipment\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSystem:\u003c\/strong\u003e Evaporator Airflow\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFunction:\u003c\/strong\u003e Evaporator Fan Drive \/ Refrigerated Air Circulation\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eVerified Beverage-Air Model Fitment\u003c\/h2\u003e\n\n\u003cp\u003eBeverage-Air's published BM23 parts documentation identifies OEM 501-137B as the evaporator fan motor for:\u003c\/p\u003e\n\n\u003cul\u003e\n\u003cli\u003e\u003cstrong\u003eBM23\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003eBM23C \/ BM23-C\u003c\/strong\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003e\u003cstrong\u003eFitment Note:\u003c\/strong\u003e Commercial refrigeration equipment can vary by serial number and production revision. Verify OEM part number 501-137B, complete model, serial number, electrical requirements, motor mounting, shaft configuration, and original component before ordering.\u003c\/p\u003e\n\n\u003ch2\u003eWhat the Beverage-Air 501-137B Fan Motor Does\u003c\/h2\u003e\n\n\u003cp\u003eThe \u003cstrong\u003e501-137B evaporator motor\u003c\/strong\u003e supplies the rotational power required to turn the applicable evaporator fan blade. As the fan operates, air moves across the evaporator coil where heat is removed from the refrigerated cabinet.\u003c\/p\u003e\n\n\u003cp\u003eProper evaporator-fan operation helps support:\u003c\/p\u003e\n\n\u003cul\u003e\n\u003cli\u003eConsistent refrigerated-air circulation\u003c\/li\u003e\n\u003cli\u003eProper evaporator heat transfer\u003c\/li\u003e\n\u003cli\u003eStable cabinet temperatures\u003c\/li\u003e\n\u003cli\u003eNormal cabinet pull-down\u003c\/li\u003e\n\u003cli\u003eReduced hot and cold spots\u003c\/li\u003e\n\u003cli\u003eProper temperature recovery after door openings\u003c\/li\u003e\n\u003cli\u003eReduced unnecessary compressor run time\u003c\/li\u003e\n\u003cli\u003eDependable commercial refrigeration operation\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eCommon Signs of an Evaporator Fan Motor Problem\u003c\/h2\u003e\n\n\u003cp\u003eQualified commercial refrigeration technicians may inspect Beverage-Air 501-137B when troubleshooting conditions such as:\u003c\/p\u003e\n\n\u003cul\u003e\n\u003cli\u003eEvaporator fan does not run\u003c\/li\u003e\n\u003cli\u003eMotor starts intermittently\u003c\/li\u003e\n\u003cli\u003eFan runs slower than expected\u003c\/li\u003e\n\u003cli\u003eMotor hums but does not start\u003c\/li\u003e\n\u003cli\u003eMotor becomes unusually hot\u003c\/li\u003e\n\u003cli\u003eGrinding, rattling, or bearing noise is present\u003c\/li\u003e\n\u003cli\u003eMotor shaft has excessive play\u003c\/li\u003e\n\u003cli\u003eFan blade wobbles during operation\u003c\/li\u003e\n\u003cli\u003eAirflow through the evaporator section is weak\u003c\/li\u003e\n\u003cli\u003eCabinet temperature becomes uneven\u003c\/li\u003e\n\u003cli\u003eTemperature recovery becomes slow\u003c\/li\u003e\n\u003cli\u003eEvaporator develops abnormal frost patterns\u003c\/li\u003e\n\u003cli\u003eElectrical terminals or wiring show heat damage\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eThese symptoms do not automatically confirm motor failure. Fan blades, ice buildup, wiring, fan controls, damaged motor mounts, blocked airflow, or other refrigeration-system conditions can create similar symptoms. Diagnose the complete evaporator-fan circuit before replacing the motor.\u003c\/p\u003e\n\n\u003ch2\u003eDiagnosing an Evaporator Fan That Will Not Run\u003c\/h2\u003e\n\n\u003cp\u003eA non-running evaporator fan does not automatically mean the 501-137B motor has failed. Before replacement, technicians should determine whether the motor receives the correct electrical supply and whether the fan assembly can rotate freely.\u003c\/p\u003e\n\n\u003cp\u003eCheck applicable:\u003c\/p\u003e\n\n\u003cul\u003e\n\u003cli\u003e115V electrical supply\u003c\/li\u003e\n\u003cli\u003eFan motor wiring\u003c\/li\u003e\n\u003cli\u003eElectrical connectors\u003c\/li\u003e\n\u003cli\u003eFan-delay or defrost controls where applicable\u003c\/li\u003e\n\u003cli\u003eDoor or control switches where applicable\u003c\/li\u003e\n\u003cli\u003eFan blade movement\u003c\/li\u003e\n\u003cli\u003eMotor shaft condition\u003c\/li\u003e\n\u003cli\u003eMotor bearings\u003c\/li\u003e\n\u003cli\u003eIce or physical obstruction\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eInspect the Evaporator Fan Blade\u003c\/h2\u003e\n\n\u003cp\u003eWhen replacing the fan motor, inspect the connected blade for damage or improper mounting.\u003c\/p\u003e\n\n\u003cp\u003eCheck for:\u003c\/p\u003e\n\n\u003cul\u003e\n\u003cli\u003eCracked or damaged blades\u003c\/li\u003e\n\u003cli\u003eDistorted blade sections\u003c\/li\u003e\n\u003cli\u003eLoose blade mounting\u003c\/li\u003e\n\u003cli\u003eIncorrect position on the motor shaft\u003c\/li\u003e\n\u003cli\u003eExcessive vibration\u003c\/li\u003e\n\u003cli\u003eEvidence of guard or shroud contact\u003c\/li\u003e\n\u003cli\u003eIncorrect airflow direction\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eBeverage-Air's BM23 parts documentation identifies \u003cstrong\u003e405-043A\u003c\/strong\u003e as the evaporator motor blade used with the BM23\/BM23C evaporator assembly. Always verify the complete equipment configuration before ordering related parts.\u003c\/p\u003e\n\n\u003ch2\u003eInspect the Motor Mount \u0026amp; Fan Guard\u003c\/h2\u003e\n\n\u003cp\u003eA fan motor must remain securely mounted so the blade maintains proper clearance from the guard, housing, evaporator coil, and surrounding components.\u003c\/p\u003e\n\n\u003cp\u003eInspect for:\u003c\/p\u003e\n\n\u003cul\u003e\n\u003cli\u003eLoose mounting hardware\u003c\/li\u003e\n\u003cli\u003eDamaged motor bracket\u003c\/li\u003e\n\u003cli\u003eExcessive vibration\u003c\/li\u003e\n\u003cli\u003eBlade-to-guard contact\u003c\/li\u003e\n\u003cli\u003eMisalignment\u003c\/li\u003e\n\u003cli\u003eDamage to surrounding fan components\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eBeverage-Air's BM23 documentation identifies the evaporator motor bracket as \u003cstrong\u003e04A42-015B-03\u003c\/strong\u003e and the plastic fan guard as \u003cstrong\u003e703-369C\u003c\/strong\u003e for that application.\u003c\/p\u003e\n\n\u003ch2\u003eCheck for Evaporator Ice Buildup\u003c\/h2\u003e\n\n\u003cp\u003eIf the original motor or fan blade was obstructed by ice, determine why the evaporator is icing before installing the replacement motor.\u003c\/p\u003e\n\n\u003cp\u003ePossible causes include:\u003c\/p\u003e\n\n\u003cul\u003e\n\u003cli\u003eDefrost-system problems\u003c\/li\u003e\n\u003cli\u003eAirflow restrictions\u003c\/li\u003e\n\u003cli\u003eDoor gasket leakage\u003c\/li\u003e\n\u003cli\u003eWarm-air infiltration\u003c\/li\u003e\n\u003cli\u003eDrainage problems\u003c\/li\u003e\n\u003cli\u003eFan-control problems\u003c\/li\u003e\n\u003cli\u003eTemperature-control issues\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eRepeated ice contact can damage the motor, blade, or fan guard and should be corrected before returning the equipment to normal service.\u003c\/p\u003e\n\n\u003ch2\u003eInspect Wiring \u0026amp; Electrical Connections\u003c\/h2\u003e\n\n\u003cp\u003eCommercial refrigeration equipment operates in a cold, humid environment where moisture and vibration can affect electrical wiring.\u003c\/p\u003e\n\n\u003cp\u003eInspect for:\u003c\/p\u003e\n\n\u003cul\u003e\n\u003cli\u003eLoose terminals\u003c\/li\u003e\n\u003cli\u003eDamaged connectors\u003c\/li\u003e\n\u003cli\u003eBroken conductors\u003c\/li\u003e\n\u003cli\u003eCorrosion\u003c\/li\u003e\n\u003cli\u003eHeat-damaged insulation\u003c\/li\u003e\n\u003cli\u003ePinched wiring\u003c\/li\u003e\n\u003cli\u003eMoisture contamination\u003c\/li\u003e\n\u003cli\u003eEvidence of previous improper repair\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eCorrect damaged wiring or connections before energizing the replacement motor.\u003c\/p\u003e\n\n\u003ch2\u003eTechnician Checks Before Ordering\u003c\/h2\u003e\n\n\u003cp\u003eBefore ordering Beverage-Air 501-137B, verify:\u003c\/p\u003e\n\n\u003cul\u003e\n\u003cli\u003eOEM part number \u003cstrong\u003e501-137B\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003eComplete Beverage-Air equipment model\u003c\/li\u003e\n\u003cli\u003eEquipment serial number\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e115V \/ 60Hz\u003c\/strong\u003e electrical requirement\u003c\/li\u003e\n\u003cli\u003eOriginal motor markings\u003c\/li\u003e\n\u003cli\u003eMotor shaft dimensions\u003c\/li\u003e\n\u003cli\u003eMotor mounting configuration\u003c\/li\u003e\n\u003cli\u003eElectrical connection arrangement\u003c\/li\u003e\n\u003cli\u003eOriginal fan blade\u003c\/li\u003e\n\u003cli\u003eRequired fan rotation and airflow direction\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003e\u003cstrong\u003eDo not select an evaporator fan motor by voltage or appearance alone.\u003c\/strong\u003e Similar motors can use different shaft sizes, rotations, mounting dimensions, current ratings, speeds, and equipment applications.\u003c\/p\u003e\n\n\u003ch2\u003eEvaporator Fan Motor vs. Condenser Fan Motor\u003c\/h2\u003e\n\n\u003cp\u003eThis listing is for an \u003cstrong\u003eevaporator fan motor\u003c\/strong\u003e, not a condenser fan motor. The evaporator motor circulates cold air through the refrigerated cabinet, while a condenser fan motor moves air through the condenser section to reject refrigeration-system heat.\u003c\/p\u003e\n\n\u003cp\u003eThese motor types should not be considered interchangeable simply because they have similar housings or voltage ratings.\u003c\/p\u003e\n\n\u003ch2\u003eCommercial Refrigeration Applications\u003c\/h2\u003e\n\n\u003cp\u003eBeverage-Air commercial refrigeration equipment is commonly used in demanding foodservice environments including:\u003c\/p\u003e\n\n\u003cul\u003e\n\u003cli\u003eRestaurants\u003c\/li\u003e\n\u003cli\u003eBars\u003c\/li\u003e\n\u003cli\u003eCommercial kitchens\u003c\/li\u003e\n\u003cli\u003eHotels\u003c\/li\u003e\n\u003cli\u003eSchools\u003c\/li\u003e\n\u003cli\u003eHospitals\u003c\/li\u003e\n\u003cli\u003eUniversities\u003c\/li\u003e\n\u003cli\u003eInstitutional kitchens\u003c\/li\u003e\n\u003cli\u003eConvenience stores\u003c\/li\u003e\n\u003cli\u003eSupermarkets\u003c\/li\u003e\n\u003cli\u003eFoodservice facilities\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eInstallation \u0026amp; Service Notes\u003c\/h2\u003e\n\n\u003cp\u003eDisconnect electrical power before servicing any commercial refrigeration fan assembly.\u003c\/p\u003e\n\n\u003cp\u003eBefore removing the original motor, document:\u003c\/p\u003e\n\n\u003cul\u003e\n\u003cli\u003eMotor orientation\u003c\/li\u003e\n\u003cli\u003eWire positions\u003c\/li\u003e\n\u003cli\u003eElectrical connections\u003c\/li\u003e\n\u003cli\u003eMounting arrangement\u003c\/li\u003e\n\u003cli\u003eShaft position\u003c\/li\u003e\n\u003cli\u003eFan blade position\u003c\/li\u003e\n\u003cli\u003eAirflow direction\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eCompare the replacement Beverage-Air 501-137B with the original motor before installation.\u003c\/p\u003e\n\n\u003cp\u003eAfter installation, verify:\u003c\/p\u003e\n\n\u003cul\u003e\n\u003cli\u003eMotor starts reliably\u003c\/li\u003e\n\u003cli\u003eFan rotates freely\u003c\/li\u003e\n\u003cli\u003eFan moves air in the intended direction\u003c\/li\u003e\n\u003cli\u003eNo abnormal vibration is present\u003c\/li\u003e\n\u003cli\u003eNo unusual bearing or motor noise occurs\u003c\/li\u003e\n\u003cli\u003eBlade clears the guard and housing\u003c\/li\u003e\n\u003cli\u003eEvaporator airflow is restored\u003c\/li\u003e\n\u003cli\u003eMotor does not overheat\u003c\/li\u003e\n\u003cli\u003eCabinet temperature recovers normally\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eWhy Correct Beverage-Air OEM Identification Matters\u003c\/h2\u003e\n\n\u003cp\u003eCommercial refrigeration fan motors can look nearly identical while using different electrical requirements, shaft dimensions, mounting arrangements, rotations, and equipment applications.\u003c\/p\u003e\n\n\u003cp\u003eUsing \u003cstrong\u003eBeverage-Air OEM part number 501-137B\u003c\/strong\u003e provides the clearest replacement reference and helps prevent confusion with generic or equivalent motors.\u003c\/p\u003e\n\n\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\n\n\u003ch3\u003eWhat is Beverage-Air 501-137B?\u003c\/h3\u003e\n\u003cp\u003eBeverage-Air 501-137B is a genuine OEM evaporator fan motor used in compatible Beverage-Air commercial refrigeration equipment.\u003c\/p\u003e\n\n\u003ch3\u003eWhat voltage is Beverage-Air 501-137B?\u003c\/h3\u003e\n\u003cp\u003eBeverage-Air's BM23 parts documentation identifies the motor for \u003cstrong\u003e115V, 60Hz\u003c\/strong\u003e operation.\u003c\/p\u003e\n\n\u003ch3\u003eWhat amperage is Beverage-Air 501-137B?\u003c\/h3\u003e\n\u003cp\u003eBeverage-Air's BM23 documentation identifies the evaporator motor at approximately \u003cstrong\u003e0.2A\u003c\/strong\u003e.\u003c\/p\u003e\n\n\u003ch3\u003eWhich models use Beverage-Air 501-137B?\u003c\/h3\u003e\n\u003cp\u003eBeverage-Air's published BM23 parts documentation identifies 501-137B for \u003cstrong\u003eBM23 and BM23C\/BM23-C\u003c\/strong\u003e applications.\u003c\/p\u003e\n\n\u003ch3\u003eIs 501-137B an evaporator or condenser fan motor?\u003c\/h3\u003e\n\u003cp\u003eIt is an \u003cstrong\u003eevaporator fan motor\u003c\/strong\u003e.\u003c\/p\u003e\n\n\u003ch3\u003eCan a bad evaporator fan motor cause a warm cabinet?\u003c\/h3\u003e\n\u003cp\u003eYes. Reduced evaporator airflow can contribute to uneven cooling, elevated cabinet temperatures, slow pull-down, and increased compressor run time.\u003c\/p\u003e\n\n\u003ch3\u003eCan ice buildup damage the fan motor?\u003c\/h3\u003e\n\u003cp\u003eYes. Ice that restricts blade movement can place abnormal load on the motor and damage the motor, blade, or fan guard.\u003c\/p\u003e\n\n\u003ch3\u003eShould the fan blade be inspected when replacing the motor?\u003c\/h3\u003e\n\u003cp\u003eYes. Check the fan blade for cracking, looseness, damage, correct mounting, and proper airflow direction.\u003c\/p\u003e\n\n\u003ch3\u003eCan I use a generic 120V motor instead?\u003c\/h3\u003e\n\u003cp\u003eDo not select a motor by voltage alone. Verify OEM number 501-137B, electrical requirements, shaft, mounting, fan blade relationship, model, and serial number before ordering.\u003c\/p\u003e\n\n\u003ch3\u003eHow do I confirm Beverage-Air 501-137B is correct?\u003c\/h3\u003e\n\u003cp\u003eVerify OEM part number \u003cstrong\u003e501-137B\u003c\/strong\u003e, complete equipment model and serial number, original motor markings, 115V\/60Hz requirements, shaft configuration, mounting arrangement, and electrical connections before ordering.\u003c\/p\u003e\n\n\u003ch3\u003eIs professional installation recommended?\u003c\/h3\u003e\n\u003cp\u003eYes. Commercial refrigeration fan motors and electrical components should be diagnosed and installed by qualified refrigeration service personnel.\u003c\/p\u003e\n\n\u003ch2\u003eWhy Buy From Parts Direct Online?\u003c\/h2\u003e\n\n\u003cp\u003eParts Direct Online supplies OEM commercial refrigeration fan motors, fan blades, guards, controls, sensors, heaters, gaskets, and related Beverage-Air replacement parts for service technicians, contractors, restaurants, supermarkets, hotels, institutional kitchens, and commercial foodservice facilities throughout the United States.\u003c\/p\u003e","brand":"Beverage-Air","offers":[{"title":"Default Title","offer_id":47557081465055,"sku":"501-137B","price":120.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0623\/3047\/0623\/files\/beverage-air-fan-motor-120v-cw-universal-oem-compatible-evaporatorcondenser-motor-partsdirectonline-8138136.webp?v=1765852626","url":"https:\/\/partsdirectonline.com\/products\/beverage-air-501-137b-evaporator-fan-motor-115v","provider":"PartsDirectonline","version":"1.0","type":"link"}