SRF3744-4266-84-5-56HC by Kollmorgen

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The SRF3744-4266-84-5-56HC is a DC motor manufactured by Kollmorgen. Part of the SR and SRF Permanent Magnet Motors series, it runs at 90 V DC and 9.3 A. It delivers 1 hp at 1750 RPM with a NEMA 42 frame and 1.375-inch shaft. It offers splashproof options, operates from -40 °C to 100 °C, and handles a 140 lb radial load.

Technical Specifications

Connector Type
MS Connector

Frame Size
NEMA 42

Holding Torque
Variable based on model stack

Insulating Bushing
Removable with 0.56 in internal diameter

L1 Max (length)
10.56 in [268.23 mm]

L2 (length)
2.19 in [55.63 mm]

Mounting Configuration
Round Mounting Configuration

Output Type
Differential Line Drive

Phase Resistance
Dependent on motor type

Rated Current/phase
Variable based on configuration

Rotor Inertia
Variable across models

Shaft Diameter
1.375 ± 0.01 in [34.93 ± 0.26 mm]

Shaft Loading (radial Force)
140 lbs

System Construction Options
Splashproof, Conduit Connections, MS Encoder

System Operating Temperature Range
-40°C to 100°C

Click here for product datasheet

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1 year Automation Factory warranty on ALL products