ST 35 Series Spring Terminal Block Supplier
United Machinery proudly supplies the ST 35 Series Spring Terminal Blocks to industries across West Bengal, Bihar, Odisha, Chhattisgarh, Jharkhand, Maharashtra, Rajasthan, Haryana, Madhya Pradesh, Gujarat, Assam, Tripura, Andhra Pradesh, Meghalaya, Karnataka, Manipur, Tamil Nadu, Hyderabad, and internationally to Saudi Arabia and the UAE. Known for its high current capacity, secure clamping technology, and easy installation, the ST 35 Series is built to support demanding industrial electrical environments.
Product Introduction
The ST 35 Series is engineered using advanced spring-cage terminal technology that provides tool-free wiring, exceptional reliability, and vibration-resistant connections. Designed specifically for large-diameter conductors and high-amperage lines, this series is widely used in heavy industrial applications where uninterrupted power flow and long-term stability are critical.
Technical Chart – ST 35 (3036178)
Specification | Details |
Model | ST 35 |
Part Number | 3036178 |
Rated Voltage | Up to 1000V AC/DC |
Rated Current | Up to approx. 125A (depending on wire size) |
Conductor Size Range | 10 mm² to 50 mm² |
Technology | Spring Clamp / Push-In Connection |
Mounting | DIN Rail Compatible |
Material | High-strength flame-retardant Polyamide |
Operating Temperature | -40°C to +105°C |
Approvals | UL, CE, IEC, RoHS Compliant |
Outstanding Features of ST 35 Series
- High current handling capacity for heavy-duty power circuits
- Tool-free operational design reduces installation time
- Vibration-proof connection ideal for harsh industrial environments
- Maintenance-free spring clamping system
- Corrosion-resistant material ensures long-term reliability
- Clear labeling & color coding for fast identification
- Compatible with ferrules, solid and stranded wires
Available Product Types in ST 35 Series
Model | Part Number |
ST 35 BU | 3036181 |
ST 35-PE | 3036194 |
ST 35 BU – Neutral line application
ST 35-PE – Protective Earth (Grounding Terminal)
Phoenix Contact 3036181 ST 35 BU Series – Blue, 2.5 → 35mm², Single-Level, Spring Clamp Termination
Feed-through terminal block, nom. voltage: 1000 V, nominal current: 125 A, number of connections: 2, connection method: Spring-cage connection, Rated cross section: 35 mm2, 1 level, cross section: 2.5 mm2 – 35 mm2, mounting type: NS 35/7,5, NS 35/15, color: blue
Phoenix Contact 3036194 ST 35-PE Series – Green/Yellow, 2.5 → 35mm²
Protective conductor terminal block, number of connections: 2, connection method: Spring-cage connection, 1 level, cross section: 2.5 mm2 – 35 mm2, mounting type: NS 35/7,5, NS 35/15, color: green-yellow
Industrial Applications
The ST 35 Series Spring Terminal Blocks are best suited for:
- Power Distribution Panels
- MCC (Motor Control Centers)
- Substations and Utility Systems
- Renewable Energy (Solar/Wind Farms)
- Industrial Automation & PLC Cabinets
- HVAC & Building Management Systems
- Heavy Machinery and Process Control Equipment
- Railway & Transportation Control Panels
Affordable Without Compromising Quality
At United Machinery, we believe industrial-grade electrical components must be reliable, certified, and cost-effective. That’s why we supply original and premium-quality spring terminal blocks at competitive pricing — making it easy for industries to maintain safety and efficiency without overspending.
Why Industries Across India, Saudi Arabia & UAE Choose United Machinery
- Authentic and certified industrial products
- Ready stock availability for bulk & repeat supply
- Competitive pricing for all industry verticals
- Fast shipping across India and GCC markets
- Expert assistance and technical support
United Machinery is trusted by panel builders, EPC contractors, automation companies, OEMs, and industrial maintenance teams across sectors because of our commitment to quality, trust, and timely service.
Service Locations
We supply to major industrial hubs in:
- West Bengal
- Bihar
- Odisha
- Chhattisgarh
- Jharkhand:Ranchi
- Maharashtra:Mumbai, Pune, Nagpur, Aurangabad
- Rajasthan:Jaipur
- Haryana:Faridabad
- Madhya Pradesh:Bhopal, Indore
- Gujarat:Ahmedabad, Surat, Vadodara
- Assam
- Tripura:Agartala
- Andhra Pradesh:Visakhapatnam
- Meghalaya
- Karnataka:Bengaluru
- Manipur:Imphal
- Tamil Nadu:Chennai, Coimbatore
- Hyderabad
- International Supply:
- Saudi Arabia:Al Jubail, Jeddah, Riyadh, Al Khobar
- UAE:Abu Dhabi, Dubai, Ruwais, Umm Al Quwain

