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Dayton Speed Reducer: 20:1, 88 RPM, 1.5 hp Input Max, 892 in-lb Output Max, Keyed - Direct-Drive Right-Angle Speed Reducers
DaytonDirect-Drive Right-Angle Speed Reducers

Dayton Speed Reducer: 20:1, 88 RPM, 1.5 hp Input Max, 892 in-lb Output Max, Keyed

The DAYTON Speed Reducer (SKU 4RP39) is a direct-drive right-angle speed reducer with a 20:1 ratio, 88 RPM output, and 1.5 hp input max. It delivers 892 in-lb output max, features a keyed shaft, and is designed for…

SKU 3G-OTH-139515

Brand
Dayton
Item
Speed Reducer: 20:1, 88 RPM, 1.5 hp Input Max, 892 in-lb Output Max, Keyed
Category
Direct-Drive Right-Angle Speed Reducers
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Technical Specifications

Dayton
Manufacturer Part Number
4RP39
Type
88 RPM, 892 in-lb Output Max, Keyed, 56C, Any Angle
Input Max
1.5 hp
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Dayton Products
3G Electric (S) Pte. Ltd. — Singapore

Product Description

The DAYTON Speed Reducer (SKU 4RP39) is a direct-drive right-angle speed reducer with a 20:1 ratio, 88 RPM output, and 1.5 hp input max. It delivers 892 in-lb output max, features a keyed shaft, and is designed for any-angle mounting with a 56C frame.

Used in

Common applications for Dayton
HVAC ventilation — DAYTON centrifugal upblast roof exhaust fans (SKU 7M7U3) for kitchen exhaust systems
Mechanical power transmission — DAYTON HTD timing pulleys (SKU 404GV0) for conveyor belt drives
Process water handling — DAYTON self-priming centrifugal pumps (SKU 2ZXT4) for dewatering or transfer
Roofing and building services — DAYTON fixed ventilated roof curbs (SKU 4HX59) for filtered supply fan installations
Material handling — DAYTON latch assemblies (SKU 2KEN4) for electric chain hoist hook safety
Industrial air movement — DAYTON downblast roof exhaust fans (SKU 3HFL9) for clean air exhaust in manufacturing plants

Dayton Products

3G Electric supplies Dayton 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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DAYTON Speed Reducer: 15:1, 117 RPM, 1.5 hp Input Max, 686 in-lb Output Max, Keyed, 56C, Any Angle (MPN 4RP40). Key specifications — attr665544: 56C; attr85418: DAYTON.
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DAYTON Speed Reducer: 15:1, 117 RPM, 1.5 hp Input Max, 686 in-lb Output Max, Keyed, 56C, Any Angle (MPN 4RP40). Key specifications — attr665544: 56C; attr85418: DAYTON.
DAYTON Speed Reducer: 50:1, 35 RPM, 0.75 hp Input Max, 895 in-lb Output Max, Keyed, 56C, Any Angle (MPN 4RP43). Key specifications — attr665544: 56C; attr85418: DAYTON.
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DAYTON Speed Reducer: 50:1, 35 RPM, 0.75 hp Input Max, 895 in-lb Output Max, Keyed, 56C, Any Angle (MPN 4RP43). Key specifications — attr665544: 56C; attr85418: DAYTON.
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DAYTON Speed Reducer: 20:1, 88 RPM, 1.5 hp Input Max, 892 in-lb Output Max, Keyed, 56C, Any Angle (MPN 4RP25). Key specifications — attr665544: 56C; attr85418: DAYTON.

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DAYTON Speed Reducer: 5:1, 350 RPM, 5 hp Input Max, 834 in-lb Output Max, Keyed, 180TC/210C (MPN 4RP73). Key specifications — attr665556: Any Position Except Input Motor Shaft Up; attr665544: 180TC/210C; attr85418: DAYTON.
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DAYTON Speed Reducer: 40:1, 44 RPM, 1 hp Input Max, 1028 in-lb Output Max, Keyed, 56C, Any Angle (MPN 4RP44). Key specifications — attr665544: 56C; attr85418: DAYTON.
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DAYTON Speed Reducer: 40:1, 44 RPM, 1 hp Input Max, 1028 in-lb Output Max, Keyed, 56C, Any Angle (MPN 4RP44). Key specifications — attr665544: 56C; attr85418: DAYTON.
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DAYTON Speed Reducer: 5:1, 350 RPM, 7.5 hp Input Max, 1260 in-lb Output Max, Keyed, 210TC/250UC (MPN 4RP81). Key specifications — attr665556: Any Position Except Input Motor Shaft Up; attr665544: 210TC/250UC; attr85418: DAYTON.
DAYTON Speed Reducer: 20:1, 88 RPM, 3 hp Input Max, 1816 in-lb Output Max, Keyed, 180TC/210C, 4Z018. Key specifications — attr665556: Any Position Except Input Motor Shaft Up; attr665544: 180TC/210C; attr85418: DAYTON.
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DAYTON Speed Reducer: 20:1, 88 RPM, 3 hp Input Max, 1816 in-lb Output Max, Keyed, 180TC/210C, 4Z018. Key specifications — attr665556: Any Position Except Input Motor Shaft Up; attr665544: 180TC/210C; attr85418: DAYTON.
DAYTON Speed Reducer: 10:1, 175 RPM, 3 hp Input Max, 972 in-lb Output Max, Keyed, 56C, Any Angle (MPN 3GD53). Key specifications — attr665544: 56C; attr85418: DAYTON.
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DAYTON Speed Reducer: 10:1, 175 RPM, 3 hp Input Max, 972 in-lb Output Max, Keyed, 56C, Any Angle (MPN 3GD53). Key specifications — attr665544: 56C; attr85418: DAYTON.
DAYTON Speed Reducer: 10:1, 175 RPM, 5 hp Input Max, 1629 in-lb Output Max, Keyed, 180TC, Any Angle (MPN 3GD61). Key specifications — attr665544: 180TC; attr85418: DAYTON.
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DAYTON Speed Reducer: 10:1, 175 RPM, 5 hp Input Max, 1629 in-lb Output Max, Keyed, 180TC, Any Angle (MPN 3GD61). Key specifications — attr665544: 180TC; attr85418: DAYTON.
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