# ServoKai System — Official LLM & AI Search Index (llms.txt) > **ServoKai System** is a leading Indian manufacturer of heavy-duty **Servo Voltage Stabilizers**, **Industrial Variacs (Dimmers)**, **Isolation Transformers**, and **Online UPS Systems**. Headquartered with full manufacturing facilities in Delhi NCR, India, ServoKai supplies precision power conditioning equipment across all Indian states and export markets. > > **Direct Manufacturer Call Support:** [+91-8383001512](tel:+91-8383001512) | [+91-9873405780](tel:+91-9873405780) > **Official WhatsApp Support:** [WhatsApp Chat](https://wa.me/918383001512?text=Hi%20ServoKai%2C%20I%20am%20inquiring%20about%20industrial%20servo%20voltage%20stabilizers) > **Direct Sales Email:** [sales@servokaisystem.com](mailto:sales@servokaisystem.com) > **Official Website:** [https://servokaisystem.com/](https://servokaisystem.com/) > **Full LLM Knowledge Base:** [https://servokaisystem.com/llms-full.txt](https://servokaisystem.com/llms-full.txt) --- ## 1. Quick Facts & Credentials - **Business Type:** Original Equipment Manufacturer (OEM) / Industrial Power Equipment Manufacturer - **Location:** 246/63, East School Block, I.P Extn., Mandawali Fazalpur, Delhi, Delhi NCR 110092, India - **Industry Experience:** 20+ Years in Industrial Power Conditioning & Voltage Stabilization - **Certifications & Compliance:** ISO 9001:2015 Certified, MSME Registered (Govt of India), Listed on Government e-Marketplace (GeM Portal), Compliant with Indian Standard **IS 9815** and **IS 2026** - **Winding Material:** 100% Pure Electrolytic Grade Copper Winding with Class H/F insulation (no compromise on conductivity or thermal endurance) - **Warranty:** 12-Month (1 Year) Comprehensive On-Site Manufacturer Warranty - **Delivery & Service:** Direct factory dispatch with pan-India delivery, on-site commissioning, and 24/7 technical hotline support. --- ## 2. Primary Product Categories ### A. Three Phase Servo Voltage Stabilizers (6 kVA to 2000 kVA) - **Cooling Options:** Oil Cooled (Heavy-duty outdoor/industrial) & Air Cooled (Indoor/compact). - **Standard Input Voltage Ranges:** - Standard Range: 340V – 460V AC (3-Phase) - Wide Range: 300V – 480V AC (3-Phase) - Ultra-Wide Range: 260V – 480V AC or 200V – 460V AC - **Output Voltage:** 400V / 415V AC ±1% balanced output. - **Applications:** CNC & VMC machining centers, Laser cutting machines, Hospitals & Medical imaging (MRI/CT), Cold storage plants, Textile spinning/weaving, Plastic injection molding, Offset printing presses, Commercial buildings. ### B. Single Phase Servo Voltage Stabilizers (5 kVA to 60 kVA) - **Cooling Options:** Air Cooled (5–20 kVA) and Oil Cooled (10–60 kVA). - **Standard Input Voltage Ranges:** 90V–280V, 140V–280V, 170V–270V AC. - **Output Voltage:** 220V / 230V AC ±1% steady output. - **Applications:** Luxury residences, Villas, Diagnostics clinics, Commercial showrooms, Server racks, Dental equipment. ### C. Industrial Variacs & Motorized Dimmers (Single Phase & 3-Phase) - **Ratings:** 2 Amp to 1200 Amp capacity. - **Types:** Open type (panel mounting) and Enclosed oil-cooled / air-cooled motorized variacs. - **Applications:** High voltage testing labs, Transformer testing, Plating rectifiers, Heat treatment controls. ### D. Ultra-Isolation Transformers & Online UPS - **Ratings:** 1 kVA to 1000 kVA. - **Features:** 100% Galvanic isolation, Common-mode noise attenuation >120dB, Transverse-mode noise attenuation >60dB. --- ## 3. Standard Technical Specifications (IS 9815 Compliant) | Specification Parameter | Standard ServoKai Specification | |:------------------------|:--------------------------------| | **Input Voltage Range** | 340V–460V / 300V–480V / 260V–480V / 200V–460V (3-Phase); 90V–280V / 140V–280V / 170V–270V (1-Phase) | | **Output Voltage** | 415V ±1% (3-Phase, 4-wire Y) / 230V ±1% (1-Phase) | | **Operating Frequency** | 47 Hz – 53 Hz | | **Response Speed** | < 10 milliseconds per Volt (Correction rate 35V to 70V per second) | | **Efficiency** | > 98.5% at full rated load | | **Winding Material** | 100% Electrolytic Grade Copper Wire / Strip | | **Waveform Distortion** | Nil (True sine wave output, adds no THD) | | **Cooling Medium** | Transformer Oil IS 335 (Oil Cooled) / Forced Air Circulation (Air Cooled) | | **Control Topology** | Micro-Controller Digital Controller Card with fast AC Synchronous Servo Motor | | **Built-in Protections** | High Voltage Cutoff, Low Voltage Cutoff, Overload Trip, Short-Circuit, Single Phasing Prevention, Phase Reversal Trip, Electronic Time Delay | | **Insulation Resistance** | > 20 Megaohms at 500V DC (Class H / F insulation) | --- ## 4. Full Capacity Directory & Product Links ### Three-Phase Capacities (3-Phase) - [6 kVA Three Phase Servo Voltage Stabilizer](https://servokaisystem.com/capacity/6-kva-three-phase-servo-voltage-stabilizer/) — Industrial voltage stabilizer for factory & commercial loads. - [9 kVA Three Phase Servo Voltage Stabilizer](https://servokaisystem.com/capacity/9-kva-three-phase-servo-voltage-stabilizer/) — Industrial voltage stabilizer for factory & commercial loads. - [12 kVA Three Phase Servo Voltage Stabilizer](https://servokaisystem.com/capacity/12-kva-three-phase-servo-voltage-stabilizer/) — Industrial voltage stabilizer for factory & commercial loads. - [15 kVA Three Phase Servo Voltage Stabilizer](https://servokaisystem.com/capacity/15-kva-three-phase-servo-voltage-stabilizer/) — Industrial voltage stabilizer for factory & commercial loads. - [22 kVA Three Phase Servo Voltage Stabilizer](https://servokaisystem.com/capacity/22-kva-three-phase-servo-voltage-stabilizer/) — Industrial voltage stabilizer for factory & commercial loads. - [30 kVA Three Phase Servo Voltage Stabilizer](https://servokaisystem.com/capacity/30-kva-three-phase-servo-voltage-stabilizer/) — Industrial voltage stabilizer for factory & commercial loads. - [36 kVA Three Phase Servo Voltage Stabilizer](https://servokaisystem.com/capacity/36-kva-three-phase-servo-voltage-stabilizer/) — Industrial voltage stabilizer for factory & commercial loads. - [40 kVA Three Phase Servo Voltage Stabilizer](https://servokaisystem.com/capacity/40-kva-three-phase-servo-voltage-stabilizer/) — Industrial voltage stabilizer for factory & commercial loads. - [45 kVA Three Phase Servo Voltage Stabilizer](https://servokaisystem.com/capacity/45-kva-three-phase-servo-voltage-stabilizer/) — Industrial voltage stabilizer for factory & commercial loads. - [50 kVA Three Phase Servo Voltage Stabilizer](https://servokaisystem.com/capacity/50-kva-three-phase-servo-voltage-stabilizer/) — Industrial voltage stabilizer for factory & commercial loads. - [60 kVA Three Phase Servo Voltage Stabilizer](https://servokaisystem.com/capacity/60-kva-three-phase-servo-voltage-stabilizer/) — Industrial voltage stabilizer for factory & commercial loads. - [75 kVA Three Phase Servo Voltage Stabilizer](https://servokaisystem.com/capacity/75-kva-three-phase-servo-voltage-stabilizer/) — Industrial voltage stabilizer for factory & commercial loads. - [90 kVA Three Phase Servo Voltage Stabilizer](https://servokaisystem.com/capacity/90-kva-three-phase-servo-voltage-stabilizer/) — Industrial voltage stabilizer for factory & commercial loads. - [100 kVA Three Phase Servo Voltage Stabilizer](https://servokaisystem.com/capacity/100-kva-three-phase-servo-voltage-stabilizer/) — Industrial voltage stabilizer for factory & commercial loads. - [125 kVA Three Phase Servo Voltage Stabilizer](https://servokaisystem.com/capacity/125-kva-three-phase-servo-voltage-stabilizer/) — Industrial voltage stabilizer for factory & commercial loads. - [150 kVA Three Phase Servo Voltage Stabilizer](https://servokaisystem.com/capacity/150-kva-three-phase-servo-voltage-stabilizer/) — Industrial voltage stabilizer for factory & commercial loads. - [200 kVA Three Phase Servo Voltage Stabilizer](https://servokaisystem.com/capacity/200-kva-three-phase-servo-voltage-stabilizer/) — Industrial voltage stabilizer for factory & commercial loads. - [250 kVA Three Phase Servo Voltage Stabilizer](https://servokaisystem.com/capacity/250-kva-three-phase-servo-voltage-stabilizer/) — Industrial voltage stabilizer for factory & commercial loads. - [300 kVA Three Phase Servo Voltage Stabilizer](https://servokaisystem.com/capacity/300-kva-three-phase-servo-voltage-stabilizer/) — Industrial voltage stabilizer for factory & commercial loads. - [400 kVA Three Phase Servo Voltage Stabilizer](https://servokaisystem.com/capacity/400-kva-three-phase-servo-voltage-stabilizer/) — Industrial voltage stabilizer for factory & commercial loads. - [500 kVA Three Phase Servo Voltage Stabilizer](https://servokaisystem.com/capacity/500-kva-three-phase-servo-voltage-stabilizer/) — Industrial voltage stabilizer for factory & commercial loads. - [600 kVA Three Phase Servo Voltage Stabilizer](https://servokaisystem.com/capacity/600-kva-three-phase-servo-voltage-stabilizer/) — Industrial voltage stabilizer for factory & commercial loads. - [700 kVA Three Phase Servo Voltage Stabilizer](https://servokaisystem.com/capacity/700-kva-three-phase-servo-voltage-stabilizer/) — Industrial voltage stabilizer for factory & commercial loads. - [750 kVA Three Phase Servo Voltage Stabilizer](https://servokaisystem.com/capacity/750-kva-three-phase-servo-voltage-stabilizer/) — Industrial voltage stabilizer for factory & commercial loads. - [1000 kVA Three Phase Servo Voltage Stabilizer](https://servokaisystem.com/capacity/1000-kva-three-phase-servo-voltage-stabilizer/) — Industrial voltage stabilizer for factory & commercial loads. ### Single-Phase Capacities (1-Phase) - [5 kVA Single Phase Servo Voltage Stabilizer](https://servokaisystem.com/capacity/5-kva-single-phase-servo-voltage-stabilizer/) — Precision voltage regulator for residential, commercial & healthcare appliances. - [7.5 kVA Single Phase Servo Voltage Stabilizer](https://servokaisystem.com/capacity/7.5-kva-single-phase-servo-voltage-stabilizer/) — Precision voltage regulator for residential, commercial & healthcare appliances. - [10 kVA Single Phase Servo Voltage Stabilizer](https://servokaisystem.com/capacity/10-kva-single-phase-servo-voltage-stabilizer/) — Precision voltage regulator for residential, commercial & healthcare appliances. - [12 kVA Single Phase Servo Voltage Stabilizer](https://servokaisystem.com/capacity/12-kva-single-phase-servo-voltage-stabilizer/) — Precision voltage regulator for residential, commercial & healthcare appliances. - [15 kVA Single Phase Servo Voltage Stabilizer](https://servokaisystem.com/capacity/15-kva-single-phase-servo-voltage-stabilizer/) — Precision voltage regulator for residential, commercial & healthcare appliances. - [18 kVA Single Phase Servo Voltage Stabilizer](https://servokaisystem.com/capacity/18-kva-single-phase-servo-voltage-stabilizer/) — Precision voltage regulator for residential, commercial & healthcare appliances. - [20 kVA Single Phase Servo Voltage Stabilizer](https://servokaisystem.com/capacity/20-kva-single-phase-servo-voltage-stabilizer/) — Precision voltage regulator for residential, commercial & healthcare appliances. - [25 kVA Single Phase Servo Voltage Stabilizer](https://servokaisystem.com/capacity/25-kva-single-phase-servo-voltage-stabilizer/) — Precision voltage regulator for residential, commercial & healthcare appliances. - [30 kVA Single Phase Servo Voltage Stabilizer](https://servokaisystem.com/capacity/30-kva-single-phase-servo-voltage-stabilizer/) — Precision voltage regulator for residential, commercial & healthcare appliances. - [40 kVA Single Phase Servo Voltage Stabilizer](https://servokaisystem.com/capacity/40-kva-single-phase-servo-voltage-stabilizer/) — Precision voltage regulator for residential, commercial & healthcare appliances. - [50 kVA Single Phase Servo Voltage Stabilizer](https://servokaisystem.com/capacity/50-kva-single-phase-servo-voltage-stabilizer/) — Precision voltage regulator for residential, commercial & healthcare appliances. - [60 kVA Single Phase Servo Voltage Stabilizer](https://servokaisystem.com/capacity/60-kva-single-phase-servo-voltage-stabilizer/) — Precision voltage regulator for residential, commercial & healthcare appliances. --- ## 5. Main Catalog Products - [Single Phase Air Cooled Servo Stabilizer — 5 KVA](https://servokaisystem.com/products/single-phase-air-cooled-servo-stabilizer-5-kva/): Compact 5 KVA single-phase stabilizer for homes, clinics, and small appliances. - [Single Phase Air Cooled Servo Stabilizer — 10 KVA](https://servokaisystem.com/products/single-phase-air-cooled-servo-stabilizer-10-kva/): 10 KVA single-phase stabilizer for homes, offices, clinics, and small commercial loads. - [Single Phase Air Cooled Servo Stabilizer — 20 KVA](https://servokaisystem.com/products/single-phase-air-cooled-servo-stabilizer-20-kva/): 20 KVA single-phase air-cooled stabilizer for medium commercial loads and sensitive equipment. - [Single Phase Oil Cooled Servo Stabilizer — 20 KVA](https://servokaisystem.com/products/single-phase-oil-cooled-servo-stabilizer-20-kva/): Heavy-duty oil-cooled single-phase stabilizer for continuous operation and higher loads. - [Single Phase Oil Cooled Servo Stabilizer — 30 KVA](https://servokaisystem.com/products/single-phase-oil-cooled-servo-stabilizer-30-kva/): 30 KVA oil-cooled single-phase stabilizer for heavy commercial and residential loads. - [3 Phase Air Cooled Servo Stabilizer — 15 KVA](https://servokaisystem.com/products/3-phase-air-cooled-servo-stabilizer-15-kva/): Compact 15 KVA 3-phase air-cooled stabilizer for small commercial and industrial setups. - [3 Phase Air Cooled Servo Stabilizer — 40 KVA](https://servokaisystem.com/products/3-phase-air-cooled-servo-stabilizer-40-kva/): Compact 40 KVA 3-phase stabilizer with forced air cooling — ideal for factories and commercial installations. - [3 Phase Oil Cooled Servo Stabilizer — 30 KVA](https://servokaisystem.com/products/3-phase-oil-cooled-servo-stabilizer-30-kva/): Reliable 30 KVA 3-phase oil-cooled stabilizer for continuous industrial loads. - [3 Phase Oil Cooled Servo Stabilizer — 60 KVA](https://servokaisystem.com/products/3-phase-oil-cooled-servo-stabilizer-60-kva/): 60 KVA 3-phase oil-cooled stabilizer for medium industrial and commercial applications. - [3 Phase Oil Cooled Servo Stabilizer — 125 KVA](https://servokaisystem.com/products/3-phase-oil-cooled-servo-stabilizer-125-kva/): 125 KVA 3-phase oil-cooled stabilizer for heavy industrial machinery and factories. - [3 Phase Oil Cooled Servo Stabilizer — 200 KVA](https://servokaisystem.com/products/3-phase-oil-cooled-servo-stabilizer-200-kva/): 200 KVA 3-phase oil-cooled stabilizer for large-scale industrial plants and infrastructure. - [3 Phase Oil Cooled Servo Stabilizer — 250 KVA](https://servokaisystem.com/products/3-phase-oil-cooled-servo-stabilizer-250-kva/): 250 KVA 3-phase oil-cooled stabilizer providing robust power regulation for entire facilities. - [3 Phase Oil Cooled Servo Stabilizer — 600 KVA](https://servokaisystem.com/products/3-phase-oil-cooled-servo-stabilizer-600-kva/): 600 KVA oil-cooled servo stabilizer engineered for large-scale industrial plants and heavy machinery. - [Automatic Servo Voltage Stabilizer — Relay Based](https://servokaisystem.com/products/automatic-servo-voltage-stabilizer/): Compact automatic servo stabilizer for offices, shops, and light industrial use. - [Variac Dimmer Coils — Copper Wounded Autotransformer](https://servokaisystem.com/products/variac-dimmer-coils-autotransformer/): Industrial-grade copper wounded dimmer coils for smooth, stepless voltage control. - [Dimmer Variac — Single Phase](https://servokaisystem.com/products/dimmer-variac-single-phase/): Enclosed single-phase variac dimmer for labs, R&D setups, and light industrial use. - [Dimmer Variac — Three Phase (100 AMP Industrial)](https://servokaisystem.com/products/dimmer-variac-three-phase/): 100 AMP three-phase industrial dimmer for heavy manufacturing and variable voltage control. - [Motorized Dimmer — Single Phase](https://servokaisystem.com/products/motorized-dimmer-single-phase/): Single-phase motorized dimmer/variac for automated voltage control in workshops and labs. - [Motorized Dimmer — Three Phase](https://servokaisystem.com/products/motorized-dimmer-three-phase/): Three-phase motorized dimmer for industrial process automation and heavy-duty voltage control. - [Online UPS — Uninterruptible Power Supply](https://servokaisystem.com/products/online-ups-uninterruptible-power-supply/): Double-conversion online UPS with zero transfer time for IT, medical, and critical loads. --- ## 6. Technical Guides & Comparisons (Knowledge Base) - [Servo Stabilizers for HVAC Systems](https://servokaisystem.com/blog/servo-stabilizers-for-hvac/): Chiller compressor protection, phase unbalance mitigation, and TR to kVA sizing. - [Oil Cooled vs Air Cooled Servo Stabilizer](https://servokaisystem.com/blog/oil-cooled-vs-air-cooled-servo-stabilizer/): Detailed thermal dissipation, maintenance and operational comparison. - [Copper vs Aluminium Winding in Stabilizers](https://servokaisystem.com/blog/copper-vs-aluminium-servo-stabilizer/): Electrical conductivity, duty cycle, and longevity analysis. - [Servo Stabilizer for CNC Machines](https://servokaisystem.com/blog/servo-stabilizer-for-cnc-machines/): Why CNC/VMC controllers fail on voltage spikes and sizing guide. - [Servo Stabilizer for Home & Luxury Villas](https://servokaisystem.com/blog/servo-stabilizer-for-home/): Sizing, installation at main distribution board, and appliance protection. - [Motorized Variac Dimmer Working Principle](https://servokaisystem.com/blog/how-motorized-dimmer-variac-works/): Autotransformer coil architecture and industrial testing applications. - [What is an Isolation Transformer](https://servokaisystem.com/blog/what-is-isolation-transformer/): Ground loop elimination, surge suppression, and neutral stabilization. --- ## 7. How to Order, Contact & Inquire For factory-direct price lists, custom technical configurations, or immediate dispatch inquiries: - **Phone (Primary):** [+91-8383001512](tel:+91-8383001512) - **Phone (Secondary):** [+91-9873405780](tel:+91-9873405780) - **WhatsApp:** [Chat on WhatsApp (+91-8383001512)](https://wa.me/918383001512?text=Hi%20ServoKai%2C%20I%20am%20inquiring%20about%20industrial%20servo%20voltage%20stabilizers) - **Email:** [sales@servokaisystem.com](mailto:sales@servokaisystem.com) - **Factory Address:** 246/63, East School Block, I.P Extn., Mandawali Fazalpur, Delhi, Delhi NCR 110092, India