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NORD Speed Reducer: 25:1, 70 RPM, 2.75 hp Input Max, 2036 in-lb Output Max, Hollow - Hollow Shaft Direct-Drive Right Angle Speed Reducers
NORDHollow Shaft Direct-Drive Right Angle Speed Reducers

NORD Speed Reducer: 25:1, 70 RPM, 2.75 hp Input Max, 2036 in-lb Output Max, Hollow

The NORD Speed Reducer: 25:1 is a hollow shaft direct-drive right angle speed reducer (SKU SK1SI75Y180TC251, MPN SK1SI75Y-180TC-25:1) with a 180TC frame. It delivers 70 RPM output, accepts up to 2.75 hp input, and…

SKU 3G-OTH-136137

Also listed as: SK1SI75Y180TC251 · SK1SI75Y 180TC 25 1 · SK1SI75Y-180TC-25-1

Brand
NORD
Item
Speed Reducer: 25:1, 70 RPM, 2.75 hp Input Max, 2036 in-lb Output Max, Hollow
Category
Hollow Shaft Direct-Drive Right Angle Speed Reducers
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Worldwide DHL shipping from Singapore; 7–14 business days door-to-door for most destinations.
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Invoicing in USD. Bank transfer (SWIFT) and corporate PO accepted.

Technical Specifications

NORD
Manufacturer Part Number
SK1SI75Y-180TC-25:1
Type
70 RPM, 2036 in-lb Output Max, Hollow, 180TC, Any Angle
Input Max
2.75 hp

Technical Documents

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NORD Products
3G Electric (S) Pte. Ltd. — Singapore

Product Description

The NORD Speed Reducer: 25:1 is a hollow shaft direct-drive right angle speed reducer (SKU SK1SI75Y180TC251, MPN SK1SI75Y-180TC-25:1) with a 180TC frame. It delivers 70 RPM output, accepts up to 2.75 hp input, and provides a maximum output torque of 2036 in-lb.

Frequently Asked Questions

What is the NORD Speed Reducer 25:1 used for?

The NORD Speed Reducer 25:1 is used in industrial applications requiring precise speed reduction and high torque, such as conveyors, mixers, and material handling systems. Its hollow shaft direct-drive right angle design allows compact installation directly onto a driven shaft, saving space and reducing component count.

What are the specifications of the NORD Speed Reducer 25:1?

The NORD Speed Reducer (MPN SK1SI75Y-180TC-25:1) has a 25:1 ratio, 70 RPM output, 2.75 hp maximum input, and 2036 in-lb maximum output torque. It features a 180TC frame and a hollow shaft direct-drive right angle configuration, suitable for any mounting angle.

Where to buy the NORD Speed Reducer 25:1 worldwide?

You can source the NORD Speed Reducer 25:1 through 3G Electric, a global industrial equipment distributor. We handle full logistics, customs clearance, and delivery to worldwide destinations. Contact us for availability and lead time; we supply genuine NORD components for your application.

How to select the right NORD speed reducer for your application?

To select the right NORD speed reducer, match the required output speed and torque to your driven load. Verify the input horsepower, shaft size, and mounting orientation. For the 25:1 model, ensure your motor frame is 180TC and the hollow shaft fits your driven shaft diameter. Consult NORD's selection guide for precise sizing.

Used in

Common applications for NORD
Conveyor systems — NORD SK1SI series speed reducers with 30:1 ratio for belt drives in material handling
Food processing washdown zones — NORD right angle washdown-duty AC gearmotor (SKU 5YW33) for mixers
Packaging machinery — NORD hollow shaft speed reducer with 15:1 ratio for film unwind stations
Water treatment — NORD speed reducer with 100:1 ratio for slow-speed agitator drives
Automated assembly lines — NORD 20:1 ratio reducer for indexing tables
Bulk material handling — NORD 60:1 ratio hollow shaft reducer for screw conveyors

NORD Products

3G Electric supplies NORD hollow shaft direct-drive right angle speed reducers. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

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Compatible alternatives & equivalents

Cross-referenced by specification & description
NORD Speed Reducer: 25:1, 70 RPM, 2.75 hp Input Max, 2036 in-lb Output Max, Hollow, 140TC, Any Angle (MPN SK1SI75Y-140TC-25:1)
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NORD Speed Reducer: 25:1, 70 RPM, 2.75 hp Input Max, 2036 in-lb Output Max, Hollow, 140TC, Any Angle (MPN SK1SI75Y-140TC-25:1)
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NORD Speed Reducer: 25:1, 70 RPM, 1.75 hp Input Max, 1195 in-lb Output Max, Hollow, 140TC, Any Angle (MPN SK1SI63Y-140TC-25:1)
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NORD Speed Reducer: 25:1, 70 RPM, 1.02 hp Input Max, 673 in-lb Output Max, Hollow, 140TC, Any Angle (MPN SK1SI50Y-140TC-25:1)
NORD Speed Reducer: 15:1, 117 RPM, 3.06 hp Input Max, 1372 in-lb Output Max, Hollow, 180TC (MPN SK1SI63Y-180TC-15:1)
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NORD Speed Reducer: 15:1, 117 RPM, 3.06 hp Input Max, 1372 in-lb Output Max, Hollow, 180TC (MPN SK1SI63Y-180TC-15:1)
NORD Speed Reducer: 7.5:1, 233 RPM, 8.41 hp Input Max, 2071 in-lb Output Max, Hollow, 180TC (MPN SK1SI75Y-180TC-7.5:1)
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NORD Speed Reducer: 7.5:1, 233 RPM, 8.41 hp Input Max, 2071 in-lb Output Max, Hollow, 180TC (MPN SK1SI75Y-180TC-7.5:1)
NORD Speed Reducer: 10:1, 175 RPM, 6.25 hp Input Max, 2009 in-lb Output Max, Hollow, 180TC (MPN SK1SI75Y-180TC-10:1)
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NORD Speed Reducer: 10:1, 175 RPM, 6.25 hp Input Max, 2009 in-lb Output Max, Hollow, 180TC (MPN SK1SI75Y-180TC-10:1)

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