Leading Wiring Harness Manufacturer

Precision Engineered Wiring Harness Solutions

Powering Automotive, Electric Vehicles, Industrial Systems & Home Appliances with reliable electrical connectivity. We deliver customized, safe, and high-performance harness solutions from prototype to OEM-ready production.

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Pune Manufacturing 100% Testing OEM-ready Production

Customized Harness Automotive • Industrial • Appliances

Engineering Support Schematic • Layout • BOM

Quality Verified Continuity • HV • Pull Test

Automotive Harness 2W/3W • PV • CV • Tractor

EV High Voltage Battery • BMS • Charging

Industrial & Panels PLC • Automation • Assemblies

Home Appliances AC • WM • Refrigerator

Prototype → OEM Fast changes • Batch support

Automotive Harness 2W/3W • PV • CV • Tractor

EV High Voltage Battery • BMS • Charging

Industrial & Panels PLC • Automation • Assemblies

Home Appliances AC • WM • Refrigerator

Prototype → OEM Fast changes • Batch support

About Shree Sai Industries

Technology-driven wiring harness manufacturer

Shree Sai Industries is a professionally managed wiring harness manufacturing company in Pune, India. We deliver durable and performance-oriented electrical interconnection systems by combining engineering expertise, skilled technicians, modern manufacturing equipment, strict quality standards, and a customer-focused approach.

Engineering-led development Electrical schematic, 2D layout, BOM preparation, and design optimization support.

Modern manufacturing + controlled processes Harness boards, crimping, ultrasonic welding, testing and inspection stations.

Trusted long-term partner mindset Our goal is to become a reliable partner for OEMs and industrial manufacturers.

Customized Solutions Harness solutions tailored to your application and routing requirements.

Prototype to Production Support for prototype validation, small batches, and OEM volume orders.

Strict Quality Standards 100% continuity testing with inspection before dispatch.

Multi-Sector Expertise Automotive, EV, Industrial systems, and Home appliances.

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Products Overview

Built for Every Application

From passenger vehicles to industrial automation and home appliances, our wiring harness solutions are designed for durability, safety, and consistent performance.

Automotive Wiring Harness

Passenger Vehicles & Commercial Vehicles
2W/3W Harness
Tractor Harness

EV Wiring Harness

Battery Pack Harness
BMS Wiring & Charging Harness
High Voltage Systems

Industrial and control panel wiring harness

Industrial & Control Panel Harness

PLC Panel Wiring
Automation Machines
Custom Cable Assemblies

Home Appliance Wiring Harness

Refrigerators
Washing Machines
Air Conditioners & Consumer Appliances

EV High Voltage Expertise

Advanced EV Wiring Harness Solutions

We design and manufacture high-performance EV harness systems engineered for safety, thermal stability, and high-voltage reliability. Built for modern electric mobility platforms and next-generation vehicle architectures.

High Voltage Orange Cable Systems
Battery Pack Harness Integration
BMS Signal & Power Wiring
Charging Harness Assemblies
Sealed Connectors & Thermal Protection
100% Testing & Inspection Before Dispatch

Home Appliances Focus

Reliable Wiring Systems for Home Appliances

We manufacture appliance wiring harness solutions designed for safety, consistent performance, and clean routing— suitable for high-volume consumer appliance production.

Appliance wiring harnesses for Refrigerators, Washing Machines, Air Conditioners & Consumer Appliances
Optimized routing, clipping & bundling for vibration resistance and long life
Connector compatibility with appliance modules & sub-assemblies
Consistent crimp quality, insulation standards & controlled workmanship
Inspection-led output with 100% verification before dispatch

Engineering & Design Capability

Process-driven design. Production-ready outputs.

Our engineering team supports OEMs and manufacturers with structured design workflows—from schematic to prototype validation—so your harness is optimized for performance and manufacturability.

Process

Electrical Schematic Development Define circuits, connector selection, pin mapping and routing logic.
2D Harness Layout Design Create structured layout with lengths, branches, protections and breakouts.
BOM Preparation Wire, terminals, connectors, sleeves, clips and accessories list with revisions.
Design Optimization (DFM/DFA) Improve buildability, reduce risk, simplify routing and support volume production.
ECN Implementation Structured change control with versioning and controlled documentation updates.
Prototype Validation Build prototypes, validate fitment, continuity and functional requirements.

Deliverables

Design Documentation Schematic, 2D harness layout and revision-controlled drawings.

BOM & Part Mapping Parts list, connector/terminal mapping and material traceability.

Prototype Samples Prototype harness build support and functional validation outputs.

Change Control (ECN) Engineering change implementation for ongoing programs and improvements.

Manufacturing Infrastructure

Modern equipment. Controlled workmanship.

We build wiring harnesses using dedicated assembly infrastructure and inspection-ready processes—supporting low volume, medium batch, and high volume OEM orders.

Machines & Stations

Automatic Wire Cutting Machines Accurate cutting for consistent lengths and repeatability.

Crimping Machines Controlled crimping with consistent terminal quality.

Ultrasonic Welding Systems Reliable joining for selected harness requirements.

Harness Assembly Boards Structured assembly for routing, branching and bundling.

Testing & Inspection Stations Verification-ready flow before dispatch.

Controlled Workstations Standardized build steps for consistency and quality.

Production Capacity

Low Volume Prototype builds and pilot programs with fast iteration support.

Medium Batch Stable batch production with controlled processes and inspection.

High Volume OEM Orders Repeatable output for OEM programs with verified harness dispatch.

Assembly + Testing Flow Harness boards → crimp/weld → assembly → inspection/testing → dispatch.

Quality Assurance

Testing-backed reliability

Quality is built into every stage of production. Each harness is tested and inspected to ensure safe electrical connectivity and consistent performance.

100% Continuity Testing Verify every circuit path for correct connectivity.

Short Circuit Testing Detect unintended contact between circuits.

Crimp Pull Force Testing Confirm crimp strength for secure terminal retention.

High Voltage Testing Validation for high-voltage harness requirements.

Visual & Functional Inspection Check routing, sealing, labeling and overall workmanship.

Every harness is verified before dispatch. Testing + inspection ensures reliable electrical connectivity for your application.

100% Testing Controlled Processes Inspection-led Output

Why Choose Shree Sai Industries

Reliable Partner for Wiring Harness Manufacturing

We combine engineering precision, structured manufacturing, and responsive support to deliver dependable wiring harness solutions for Automotive, EV, Industrial, and Appliance applications.

Fast Turnaround Time Quick prototype builds and responsive production schedules for urgent OEM programs.

Strong Quality Control 100% testing and inspection-backed manufacturing ensures reliable electrical performance.

Flexible Production Capability Low volume prototypes to high volume OEM orders with structured assembly processes.

Skilled Technical Team Engineering-driven approach with design optimization and ECN implementation support.

Competitive Pricing Optimized design and controlled production processes reduce cost without compromising quality.

Long-Term Business Partnership Customer-focused collaboration for sustainable growth and reliable supply continuity.

Contact / Enquiry

Let’s discuss your harness requirement

Share your application details and volume expectations. Our team will respond with engineering inputs and a production-ready approach.

Contact Information

Address 9 Gat No. 61, S. No. 736, Near Shantai Lawns, Tal. Khed, Dist. Pune - 412 105.

Email info@shreesaiindustries.com

Phone +91 84129 72748

Website www.shreesaiindustriesindia.in

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We reply with engineering inputs and production feasibility for your requirement.