B305 Marathon 1/3 hp (1 speed) 115V 1800 RPM ODP 48Y Frame Resilient Base Blower Motor
KKM Solutions is an independent parts distributor, not an authorized Marathon dealer — how we source.
Overview
Part number B305 from Marathon, listed in Electric Motors. Specifications on file: Power 1/3 HP; Speed 1800 RPM; Voltage rating 115 V. KKM Solutions quotes this part with pricing and availability confirmed per order.
B305 Marathon 1/3 hp 115V 1800 RPM ODP 48Y Frame Resilient Base Blower Motor
This Marathon blower motor is designed for reliable air movement applications in HVAC systems and building ventilation. It serves as a direct replacement for similar 1/3 horsepower motors requiring a resilient base mount and open drip proof enclosure.
Key Specifications
Horsepower: 1/3 hp
RPM: 1800
Voltage: 115V, 60 Hz
Amperage: 5.5 amps
Enclosure: Open Drip Proof (ODP)
Frame / Diameter: NEMA 48Y Frame
Shaft Dimensions: 1 7/8" length x 1/2" diameter, flat shaft
Rotation: Reversible
Bearings: Ball Bearings
Product Features & Fitment
This motor features a resilient base for stable mounting and includes thermal auto-reset protection to prevent overheating. It operates on split phase power with a service factor of 1.35, ensuring durability under varying loads. The motor’s shaft orientation can be installed vertically or horizontally to accommodate different blower configurations.
Specifications
| Power | 1/3 HP |
|---|---|
| Speed | 1800 RPM |
| Voltage rating | 115 V |
Product details
| Manufacturer | Marathon |
|---|---|
| Manufacturer part number | B305 |
| Product category | Electric Motors |
| Published specifications | 3 attributes listed |
Request a quote for this part
Email orderdesk@kkmsolutions.com or call (825) 454-5367 for pricing and availability.
Frequently Asked Questions
How much does B305 cost?
B305 is listed at CA$285.95 (CAD) and can be ordered directly from this page with Add to Cart. That figure is a reference price and can change: your card is authorized at checkout and charged only once our order desk confirms the part, stock, and final price, and we email you first if anything has moved. Larger quantities or custom terms — email orderdesk@kkmsolutions.com for a volume quote.
Who manufactures the B305?
B305 is made by Marathon and is listed in our Electric Motors category. KKM Solutions is an independent distributor, not an authorized Marathon dealer: we source the exact Marathon part number B305, and the quote confirms condition and lead time before you order.
Is the B305 new and genuine?
Parts we supply are new and genuine unless the quote expressly states otherwise. Where a part is new-old-stock, from excess inventory, refurbished or open-box, the quote says so before you approve it.
What warranty comes with the B305, and can I return it?
Parts we supply are warranted against manufacturing defects for 1 year from the date of delivery; where the manufacturer's own warranty is longer, the manufacturer's warranty applies. The warranty covers repair, replacement, or credit of the defective part and does not cover normal wear items, misapplication, improper installation, or consequential damages. Contact us within 30 days of delivery before returning anything — all returns need a return authorization from the order desk.
What is the lifecycle status of B305?
No published lifecycle status is on file for B305. Marathon lists whether a catalog number is current, superseded or end-of-life on its own product page, and our order desk confirms the status with the manufacturer at quote time, before you commit. Send the part number through the quote form on this page.
What are the key specifications of B305?
Key specifications include Power: 1/3 HP; Speed: 1800 RPM; Voltage rating: 115 V. The full specification table on this page lists every published attribute for this part.
How quickly can B305 ship?
Lead time for B305 is quoted per order and confirmed on your quote, which our order desk sends within 1 business day. For a line-down emergency, call the 24/7 order desk at (825) 454-5367.
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