Stop searching, install MROSupply Smart Check and see our price instantly wherever you browse.

Add products to your shopping cart

U446A

Image for Illustration purposes only. Actual product may vary

View in markdown

Marathon U446A (model 326TSTDR16035) is a 50 HP, 1800 RPM three-phase general purpose motor with a NEMA 326TSC frame and open drip proof enclosure. It operates on 230/460V at 60 Hz with a 1.15 service factor. This Globetrotter series motor is designed for industrial duty applications.

MODEL U446A

BRAND

Marathon Electric

SKU

2268271

WEIGHT

468.000 lb

UOM

each

UPC

722856012197

Contact supplier for technical support on: 715-675-8090

$6,367.18 Each

Prices are subject to change

FREE SHIPPING ON ORDERS OVER $100

Select Quantity

GET A QUOTE

Typically Ships in: 1 day

Returnable: See conditions

Enclosure

ODP

Frame

326TSC

HP

50

Hz

60

Phase

3

RPM

1700 - 1800

Voltage

230/460

Parameters @ 60 Hertz

HP	50
Voltage	230/460
kW	37
FL Amps	121/60. 5
RPM	1800
FL Eff	94. 5 %
SF	1. 15

Parameters @ 50 Hertz

HP	40
Voltage	190/380
kW	30
FL Amps	116/58
RPM	1500
FL Eff	94. 1 %
SF	1. 15

Specifications

Thermal Protection
Phase	3
Insulation Class	B
Frame	326TSC
Duty	CONTINUOUS
Enclosure	DP
Ambient	40
Mounting	C-Face Rigid
NEMA Design	B
Orientation	HORIZONTAL
Starting Type	PWS(LV ONLY) & YDRUN
Assembly	F1 (F2 Modification Available)
KVA Code	G
Drive End Bearing	BALL
IP Code	22
Opposite End Bearing	BALL
Drive End Bearing Size	6312
Opposite End Bearing Size	6311
Weight	468 LB lbs
CE	Y
CSA	Y
UL	Recognized Construction

Installation, Maintenance, Operation Manual

Specification Sheet

Warranty Information

SKU: 5783564

Excellent

Fast and free drop ship when I needed it ASAP.

SKU: 2303511

Motor order

Best price, fast shipping.

SKU: 2267999

1/2 hp. motor

Purchased the motor easily and received it quick and well packaged. The entire purchase went very well.

SKU: 5918007

Marathon electric marathon r237 tca0152ae221gaa009 15kw-20hp 1800 tefc 160l 3/60/230/460

Good product, very good company, fast shipping, and friendly customer service. Thanks

When will I be charged for my order?

Do you provide credit terms?

Can I get a discounted price? I am a reseller / government entity.

What is the return/warranty policy?

Can it be shipped today?

Does “Usually ships in 24 hours” mean it’s in stock?

Recently Viewed

#2194164

31T10/36-2

PTI 31T10/36-2 T Series timing pulley features a 10mm pitch, 36 teeth, and 3 grooves. Constructed from aluminum with a pilot bore, this pulley is suitable for synchronous drive applications requiring precise power transmission.

Brand	PTI
Model	31T10/36-2

$122.58 Each

Free Shipping orders over $100

#26655

CJL1306A

Baldor CJL1306A is a 0.75 horsepower, 3450 RPM single-phase jet pump motor with a NEMA 56J frame and Open Drip Proof (ODP) enclosure. Designed for jet pump applications, it features a stainless steel threaded shaft, foot mounting (F1), and operates on 60 Hz power. This motor is part of Baldor's pump motor line, built for reliable water transfer and pressure boosting in residential and light commercial systems.

Brand	Baldor
Model	CJL1306A

Add to cart to see price

Free Shipping orders over $100

#2027460

952-8M-50

Timken Belts (Carlisle) 952-8M-50 Panther Belt. 8mm pitch synchronous belt. Pitch length: 952mm. Width: 50mm. Number of teeth: 119. Formerly sold as Carlisle. Manufactured to ISO 9001:2015 standards.

Brand	Timken Belts
Model	952-8M-50

$85.85 Each

Free shipping

#716914

620-5M-25

Bando 620-5M-25 Synchro-Link synchronous timing belt with 620mm pitch circumference, 5mm pitch, 25mm face width, and 124 teeth. Fiberglass tensile cord construction for precise speed ratio and zero slip. Suitable for CNC equipment, robotics, and precision industrial drives.

Brand	Bando
Model	620-5M-25

$62.72 Each

Free shipping

#6141170

3RK1207-2BQ00-0AA3

Siemens 3RK1207-2BQ00-0AA3

Brand	Siemens Controls
Model	3RK1207-2BQ00-0AA3

$180.00 Each

Free Shipping orders over $100

#2488536

23361854000

Pfannenberg 23361854000 PA X 10-10 12 DC OR 10 Joules Flashing Strobe Beacon with 80 Tone 4-stage Sounder 110 dB (A)

Brand	Pfannenberg
Model	23361854000

$675.00 Each

Free Shipping orders over $100

#2194971

66AT10/32-2

PTI 66AT10/32-2 AT Series timing pulley features a 10mm pitch, 32 teeth, and a pilot bore for custom machining. Constructed from aluminum, this pulley is suitable for synchronous drive applications requiring precise motion control.

Brand	PTI
Model	66AT10/32-2

$211.75 Each

Free Shipping orders over $100

#5034947

7022CTRDUHP4Y

NSK 7022CTRDUHP4Y super-precision angular contact ball bearing with 110 mm bore, 15° contact angle, and ISO P4 tolerance. Universal duplex (DU) matching set permits back-to-back or face-to-face mounting. Engineered for high-speed precision spindle applications such as machining centers, grinders, and turning centers.

Brand	NSK Bearings
Model	7022CTRDUHP4Y

$4,289.00 Each

Free Shipping orders over $100

Reviews

SKU: 5783564

Excellent

Fast and free drop ship when I needed it ASAP.

SKU: 2303511

Motor order

Best price, fast shipping.

SKU: 2267999

1/2 hp. motor

Purchased the motor easily and received it quick and well packaged. The entire purchase went very well.

SKU: 5918007

Marathon electric marathon r237 tca0152ae221gaa009 15kw-20hp 1800 tefc 160l 3/60/230/460

Good product, very good company, fast shipping, and friendly customer service. Thanks