Product Description
The Singer S-781F-Y is a high-performance, heavy-duty mechanical buttonhole machine engineered specifically for industrial-scale apparel manufacturing. Driven by an advanced, energy-saving integrated Direct Drive motor, this specialized lockstitch system delivers crisp, repeatable, and uniform straight buttonholes on a wide variety of textiles. By merging a quick-response control system directly into the machine head with a highly durable single-shaft mechanism, the S-781F-Y eliminates transmission friction, slashes operational vibration, and significantly cuts down on daily electricity consumption.
Detailed Product Description
Optimize your assembly line finishing with the masterfully structured Singer S-781F-Y High-Speed Straight Button Holing Machine. Distributed across the region by Popular Agencies—your verified authorized Singer commercial partner—this robust casting-iron machine is built to survive grueling multi-shift production cycles while maintaining pristine stitch aesthetics on shirts, uniforms, sportswear, and ladies’ apparel.
Smart Integrated Direct Drive Power
Unlike legacy industrial machinery that relies on noisy external clutch motors and slipping belts, the S-781F-Y features an in-built Direct Drive motor. This configuration transfers torque directly into the needle bar, giving you instantaneous acceleration, silent idle periods, and substantial power savings. The entire control panel and circuit matrix are integrated seamlessly right into the machine head, resulting in a cleaner, cable-free layout above your factory workbenches.
Engineered for Rapid Maintenance & Uptime
In a busy production line, downtime means lost revenue. The S-781F-Y addresses this directly with an easily removable main electronic board, allowing mechanics to run routine diagnostic checks or perform servicing within minutes. The unit features an Automatic Oil Lubrication system that continuously bathes moving gears and shafts in high-grade fluid, preventing thermal friction wear during continuous high-speed stitching up to 3,000 SPM.
Seamless Operation Workflow
Operators can accelerate safely thanks to the machine’s balanced single-shaft architecture which suppresses mechanical vibration. Fabric setup times are accelerated by the inclusion of a convenient, built-in bobbin winder on top of the head housing, allowing secondary bobbins to be wound seamlessly while the machine is actively cycling.
Key Highlights
Authorized Commercial Supply: Authentic industrial inventory sourced directly from Singer India with a full business warranty.
In-Built Direct Drive Motor: Massive reduction in power costs, low heat emission, and near-silent operation compared to clutch variants.
High-Volume Output: Packs an adjustable high-speed engineering frame reaching up to 3,000 Stitches Per Minute (SPM).
Automated Gear Preservation: Continuous auto-lubrication lines safeguard the needle assembly and hook mechanism.
Rapid Service Accessibility: Modular electronic motherboard layout ensures quick removal for stress-free technical upkeep.
Features Explained Simply
Direct Drive Motor inside the Head: The motor is built inside the machine itself instead of hanging below the table. This cuts out old-school belts, stops vibrations, and saves up to 60-70% on electricity bills.
Single Shaft Mechanism: Running the machine on a single physical drive shaft means fewer internal moving parts can wear down. This results in ultra-smooth operation and perfectly synchronized button cuts.
Auto Oil Lubrication: You don’t have to manually drop oil into tiny holes every morning. The machine automatically pumps oil to vital high-friction components while running, prolonging its overall operational lifespan.
Built-In Bobbin Winder: Located conveniently on top of the machine frame, this allows operators to prepare replacement thread spools while actively working on the current garment piece, keeping production fluid.
Specification
| Industrial Parameter | Specification Details |
|---|---|
| Model Name / Number | S -781F-Y |
| Machine Classification | High-Speed Industrial Mechanical Buttonhole Machine |
| Motor Type | Energy-Saving In-Built Direct Drive Servo Motor |
| Maximum Sewing Speed | 3,000 SPM (Stitches Per Minute) – Adjustable |
| Drive Mechanism | Heavy-Duty Single Shaft System |
| Lubrication System | Full Automatic Oil Lubrication Pump |
| Buttonhole Length Capacity | Variable / Adjustable Mechanical Control Range |
| Control Board Layout | Quick-Response Integrated System (Easy-to-Remove Mainboard) |
| Bobbin Infrastructure | Built-in Upper Head Bobbin Winder Unit |
| Number of Needles / Threads | 1 Needle / 1 Lockstitch Thread Line |
| Fabric Adaptability Scope | Light, Medium to Semi-Heavy Woven & Non-Woven Apparel (Shirts, Sportswear, Suits) |
Price & Tax
- Price (Before Tax): Price on Request
- GST: As applicable
Customers can contact Popular Agencies for current pricing and availability.
Service, Warranty & Guarantee
Delivery & Installation
Basic Installation Guide
FAQs
What makes the Singer S-781F-Y different from older buttonhole machines?
The Singer S-781F-Y features an innovative in-built Direct Drive motor. By removing traditional external clutches and belts, this specialized layout slashes your factory electricity bills by up to 60-70%, drops background noise, and eliminates mechanical transmission slippage.
How fast can the Singer S-781F-Y industrial buttonhole machine operate?
Engineered for rapid apparel manufacturing lines, this high-volume mechanical unit reaches an impressive maximum speed of up to 3,000 SPM (Stitches Per Minute), allowing operators to finish garments at a rapid, profitable production rate.
How does the single-shaft mechanism benefit garment manufacturers?
The balanced single-shaft architecture reduces the number of internal moving parts inside the machine frame. This minimizes vibration at high speeds, resulting in incredibly precise needle entries and uniform straight buttonhole cuts across every single pass.
Is maintenance complicated on the Singer S-781F-Y button holing unit?
Not at all. The machine is configured with an easily removable main electronic board for lightning-fast diagnostics. Additionally, an automatic oil lubrication pump continuously oils high-friction gears, reducing your assembly line downtime significantly.
What types of clothing or fabrics are suitable for the S-781F-Y machine?
This heavy-duty lockstitch system is highly adaptable, producing clean finishes on light to medium-heavy woven and non-woven textiles. It is the premier industrial choice for finishing buttonholes on shirts, school uniforms, sportswear, and ladies’ boutique apparel.
Does the Singer S-781F-Y feature a built-in bobbin winder?
Yes, this industrial model has a built-in bobbin winder positioned directly on top of the machine head. This allows operators to automatically wind replacement bobbins while the machine is actively sewing, eliminating production stops and keeping your garment assembly line moving without delays.







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