HCS-25-80-I Cup Harmonic Drive Gear Reducer for N | RFQ Sourcing Details
Motors And Drives · Quote on request
This is a product procurement detail page: check specs, images, category context and related sourcing paths before sending an RFQ.
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Buyer's Digest
Use this page as a product-first sourcing checkpoint before sending an RFQ. Category: Motors And Drives. Confirm application fit, capacity, materials, destination, lead time and compliance requirements before comparing suppliers.
Original product description
The HCS-25-80-I is a cup-style harmonic drive gear reducer presented for integration with a NEMA 23 servo motor. Its flexspline uses a hollow, flanged cylindrical structure, while the input shaft connects directly to the inner bore of the wave generator through a flat key slot.
The listed configuration uses a fixed circular spline with flexible output;the documentation also describes an alternative arrangement with the flexible component fixed and the circular spline used as the output.
For the HCS-I model 25 at an 80:1 reduction ratio, the stated rated input torque at 2,000 r/min is 72.5 N-m. Listed operating limits include 158 N-m peak torque during starting and stopping, 100 N-m maximum average load torque, and 293.3 N-m maximum instantaneous torque.
The maximum input speed is stated as 4,800 r/min, with an allowable average input speed of 3,000 r/min. Backlash is listed as no more than 30 arc-seconds, and the stated design life is 15,000 hours. The product is identified as a single-stage cylindrical gear reducer with a coaxial layout and hardened tooth surface.
Customization is available, and the source lists motor, machinery, vehicle, motorcycle, and marine applications. Suitability for any specific machine should be established from the actual load cycle and mechanical interface rather than from these broad application categories alone.
Before procurement, the buyer should confirm the exact motor drawing, flange geometry, shaft diameter, key dimensions, input arrangement, output connection, mounting orientation, and required direction of rotation.
The selection review should also cover continuous and peak torque, input speed, desired output speed, duty cycle, operating conditions, installed machine, and connection method.
Although the listing identifies NEMA 23 motor use, dimensional compatibility with the buyer’s particular motor is not documented and should be verified before ordering. The listed warranty period is one year for product-quality issues, with replacement or repair described as available.
Buyers should confirm the applicable warranty procedure, exclusions, documentation requirements, and responsibility for transport before purchase.
HCS-25-80-I | Applications and Buyer Notes
HCS-25-80-I is organized as a sourcing-ready Motors And Drives reference. The page combines visible product or company data with structured procurement cues so buyers can compare application fit, specifications, quantity, quality requirements and lead-time que
Applications
- Initial shortlist building for related product or supplier options.
- Specification and application fit review before bulk purchasing.
- Category, keyword and detail-page comparison before sending an RFQ.
Key specifications
- Category
- Motors and DrivesBased on visible page data; confirm exact value in the RFQ.
- Unit
- setBased on visible page data; confirm exact value in the RFQ.
- Model
- HCS-25-80Based on visible page data; confirm exact value in the RFQ.
- Layout
- CoaxialBased on visible page data; confirm exact value in the RFQ.
- Series
- HCSBased on visible page data; confirm exact value in the RFQ.
- Gear shape
- Cylindrical gearBased on visible page data; confirm exact value in the RFQ.
- Gear stage
- Single-stageBased on visible page data; confirm exact value in the RFQ.
- Design life
- 15,000 hoursBased on visible page data; confirm exact value in the RFQ.
Buyer tips
- State quantity range and split-delivery needs before price comparison.
- Add certification, material or inspection standards when they affect acceptance.
- For time-sensitive projects, include target arrival date and destination.
- For special applications, describe operating condition, installation environment and duty cycle.
FAQ
What should buyers confirm first?
Confirm application, specification, quantity, destination and lead-time requirements before comparing offers.
Can buyers inquire when specs are incomplete?
Yes. Add model, material, size, use case and inspection needs in the RFQ to make replies comparable.
How should this listing be evaluated?
Check title, category, specifications and related keywords against the actual sourcing requirement.
Source mix: ugc
Key specifications
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