Our Products
These transformers are key components in power networks. Their availability and longevity have a major impact on grid reliability and profitability. Voltech does not compromise on quality. Voltech offers a complete range of power transformers and related components and parts.
AVR, Rectifiers,
Industrial UPS
AVR’s, available in both single-phase and three-phase models, offer outstanding voltage regulation with no switching of the power path. They ensure fast and highly reliable regulation while compensating for wide mains voltage variations. With high precision in stabilized voltage and performance unaffected by power factor, these units deliver negligible waveform distortion. Additionally, they operate quietly and require simple, limited maintenance, making them a dependable choice for stable power management.
UPS / Stabilizers
UPS is the most efficient way of storage electricity and use it as a backup in electricity power break down, it is quite small and pure sine wave online ups, easiest to use and can be fit easily in home.
Stabilizers are the ideal solution of electricity problems especially in Pakistan, well maintaining voltages and provide safety with In/Out Meter Circuit Breaker, there are 2 Relay -2 Meter, which can also work fine with the 150 input voltage, the different models available with the different watt capabilities such as 1000 watts, 1500 watts, 2000 watts and 5000 watts.
Batteries are used on large scale especially in Pakistan, due to the shortage and shortfall of electricity, these batteries provide a backup power to the whole house with the help of the UPS which is the system that charge and provide electricity from batteries. Dry Batteries are available in the following Nominal capacity 7AH, 12AH, 17 AH, 24 AH, 26 AH, 40 AH, 55 AH, 65 AH, 80 AH, 100 AH, 120 AH, 150 AH, 200 AH, 250 AH.
Current Transformer & Potential Transformer HT/LT
Current Transformers and Potential Transformer are designed to provide a scaled down replica of the current in the HV line and isolate the measuring instruments, meters, relays, etc., from the high voltage power circuit. Available In 33kV, 66kV, 110kV, 220kV, 500kV and all ratings.
LED lights / Solar Panel
LED is the biggest thing in light since electric light was invented. It shines for over 20 years, can be built into lamps for new designs, and uses a sliver of the energy of incandescent bulbs. LED lights are the sustainable choice, and the smart, functional choice. In our range, we have LED bulbs, surface mounted lamps and street lamps with LEDs already built in.
In an electric power system, switchgear is the combination of electrical disconnects switches, fuses or circuit breakers used to control, protect and isolate electrical equipment.
Disc Insulators / Transformer Insulators
Disc insulators are made of high grade wet process and are normally Brown & Green Glazed. These are most widely used models for transmission and distribution lines. Disc Insulators are used for both tension and suspension type of spans.
Surge Arrestors
Surge arresters are applied for various systems including substation equipment, rolling stock and power distribution units. These surge arresters demonstrate excellent protection properties. Available In 33kV, 66kV, 110kV, 220kV, 500kV and all ratings.
SF6 GIS is a compact, reliable, and efficient switchgear solution designed for modern electrical networks. It integrates disconnect switches, fuses, and circuit breakers within a gas-insulated enclosure, ensuring safe operation, minimal space usage, and enhanced protection of electrical equipment. Widely used in substations and industrial applications, GIS provides long-term durability, high performance, and low maintenance requirements.
TENSION CLAMP
Tension clamps are manufactured from durable aluminum alloy and designed to provide secure conductor fastening in overhead transmission and distribution lines. Their compressed design ensures superior grip and long-term reliability under heavy mechanical loads. With a minimum breaking strength equal to 95% of the conductor’s ultimate tensile strength (UTS), these clamps offer excellent performance and are widely used in long-span and high-tension applications.
SUSPENSION CLAMP
Suspension clamps are designed to support conductors in overhead transmission and distribution lines, providing reliable performance under mechanical stress. Manufactured from high-quality aluminum alloy, these clamps feature an envelope design that ensures strong grip and durability. With a minimum breaking strength of 70 kN and 120 kN, they are suitable for various line configurations, delivering dependable performance and long service life.
A Differential Protection Relay is designed to provide fast and selective protection for transformers, generators, motors, and transmission lines. By comparing the current entering and leaving the protected equipment, it can quickly detect internal faults while remaining stable during external disturbances. This high-precision relay ensures reliable operation, minimizes equipment damage, and enhances system safety, making it an essential component in modern power protection schemes.
Cable Sealing End (GIS Outdoor Cable Termination)
Cable sealing ends, also known as GIS outdoor cable terminations, are designed to provide a reliable and secure connection between high-voltage cables and gas-insulated switchgear (GIS). Manufactured for durability and weather resistance, they ensure excellent electrical performance, safe insulation, and protection against environmental stress. These terminations are essential for maintaining system integrity, minimizing leakage risks, and ensuring long-term, stable operation in outdoor substations and transmission networks.
Vacuum Circuit Breaker (VCB) (Outdoor) (12 KV, 24 KV and 35 KV)
Outdoor Vacuum Circuit Breakers (VCBs) are advanced switching devices designed for reliable protection of medium-voltage power systems at 12 kV, 24 kV, and 35 kV levels. They use vacuum interrupters to extinguish arcs, ensuring safe and efficient interruption of fault currents. VCBs offer high dielectric strength, long service life, and minimal maintenance requirements, making them suitable for outdoor substations, distribution networks, and industrial applications. With excellent performance under various environmental conditions.
Clevis links are durable fittings designed for connecting insulators and hardware components in overhead transmission and distribution lines. Manufactured from hot-dip galvanized steel, they provide excellent corrosion resistance, mechanical strength, and long-lasting performance in outdoor environments. With minimum breaking strengths of 70 kN, 120 kN, and 160 kN, clevis links ensure secure and reliable connections, making them essential for stable and efficient power line operations.
SOCKET CLEVIS
Socket clevis fittings are widely used in overhead transmission and distribution lines for connecting insulators and other line hardware components. Constructed from hot-dip galvanized steel, they offer excellent corrosion resistance, high mechanical strength, and long-term durability under outdoor conditions. With minimum breaking strengths of 70 kN, 120 kN, and 160 kN, socket clevises ensure secure connections and reliable performance, making them an essential component for stable and efficient power line installations.
ARCING HORN 1
Arcing horns are protective fittings installed on overhead transmission and distribution lines to safeguard insulators and equipment against high-voltage surges and flashovers. Made from hot-dip galvanized steel, they provide excellent durability, corrosion resistance, and reliable performance in outdoor conditions. By safely diverting fault currents, arcing horns extend the service life of insulators and ensure the stability of the power system.
Anchor shackles are heavy-duty fittings designed to connect conductors, insulators, and hardware in transmission and distribution lines. Manufactured from hot-dip galvanized steel, they provide excellent mechanical strength, corrosion resistance, and long-term durability. With minimum breaking strengths of 70 kN, 120 kN, 210 kN, and 270 kN, anchor shackles are suitable for a wide range of load requirements, ensuring reliable performance and secure connections in power line installations.
TURNBUCKLE
Turnbuckles are adjustable fittings used to regulate tension and reduce slack in overhead transmission and distribution line assemblies. Manufactured from hot-dip galvanized steel, they offer excellent corrosion resistance and long-lasting durability in outdoor environments. With minimum breaking strengths of 70 kN, 120 kN, and 160 kN, turnbuckles provide secure and reliable performance, ensuring proper alignment and stability of line hardware under varying mechanical loads.
SINGLE LINK
Single links are robust fittings used in overhead transmission and distribution lines to connect and secure various line hardware components. Made from hot-dip galvanized steel, they provide superior strength, corrosion resistance, and long service life even in harsh outdoor conditions. With minimum breaking strengths of 70 kN, 120 kN, and 160 kN, single links ensure reliable mechanical performance and stability in power line installations.
Tower attachments are essential fittings used in overhead transmission and distribution systems to securely connect conductors, insulators, and line hardware to transmission towers. Manufactured from hot-dip galvanized steel, they provide superior corrosion resistance, high mechanical strength, and long-term reliability in harsh outdoor conditions. With minimum breaking strengths of 70 kN, 120 kN, and 160 kN, tower attachments ensure stable and dependable performance for safe and efficient power line operations.
Outdoor SF6 Gas Load break switch (LBS)
The Outdoor SF6 Gas Load Break Switch (LBS) is a reliable medium-voltage switching device designed for safe and efficient control of electrical distribution networks. Using SF6 gas as the insulating and arc-quenching medium, it ensures high dielectric strength, excellent arc interruption capability, and long service life. Ideal for outdoor installations, LBS units provide secure load breaking under normal operating conditions, low maintenance requirements, and enhanced system reliability for substations and distribution lines.
Aluminum Alloy Inner-Suspended Lattice Gin Pole
The Aluminum Alloy Inner-Suspended Lattice Gin Pole is a specialized tool used for assembling and erecting towers and poles in transmission and distribution line construction. Manufactured from high-strength aluminum alloy, it offers a lightweight structure with excellent durability and ease of handling. Designed with a safety factor of 2.5, this gin pole ensures reliable performance, enhanced operator safety, and efficiency during tower erection and installation processes.
Screw type cable lugs with shear bolts are designed for reliable termination of power cables across all voltage ratings. Featuring a shear bolt design, they ensure secure electrical and mechanical connections without the need for crimping tools, making installation quick and efficient. Manufactured from high-conductivity materials, these lugs provide excellent performance, durability, and compatibility with a wide range of conductors. They are ideal for substations, industrial applications, and distribution networks where safe and dependable cable terminations are required.
Termination Kits & Joints (8.7/15 KV, 24 KV and 35 KV)
Termination kits and joints are essential accessories for connecting and extending medium-voltage cables in power distribution systems. Designed for voltage ratings of 8.7/15 kV, 24 kV, and 35 kV, they provide excellent electrical insulation, mechanical strength, and long-term reliability. These kits ensure safe cable terminations and joints in both indoor and outdoor environments, protecting against moisture ingress, environmental stress, and electrical failures. Widely used in substations, utilities, and industrial networks, they guarantee stable performance and extended service life.
Cable Transmission kit
Available in both heat shrink and cold shrink types, these kits are suitable for indoor and outdoor installations at 11 kV, 33 kV, 66 kV, 132 kV, 220 kV, and up to 500 kV. Engineered for durability and safety, the termination kits provide excellent electrical insulation, protection against moisture and environmental stress, and long service life, ensuring secure and efficient cable connections in substations and industrial application
Transmission line tower foundations are critical structural elements designed to provide stability, strength, and durability for overhead power transmission systems. Engineered to withstand heavy mechanical loads, wind pressure, and varying soil conditions, these foundations ensure the safe and reliable support of towers throughout their service life. Constructed using high-quality materials and proven engineering techniques.
Optical Ground Wire (OPGW) & Hardware
Optical Ground Wire (OPGW) is a dual-function cable used in transmission lines, serving both as a grounding conductor and as a medium for high-speed communication. Installed at the top of transmission towers, OPGW provides lightning protection while housing optical fibers that enable reliable data transmission for utility communication networks. Supplied with compatible hardware fittings, OPGW ensures secure installation, excellent mechanical strength, and long-term durability. It is widely used in modern power grids for enhanced system protection, monitoring, and communication efficiency.
Cast Resin Cable Joints
Cast resin cable joints are designed to provide safe, reliable, and durable connections for medium-voltage power cables rated at 8.7/15 kV, 24 kV, and 35 kV. Using high-quality insulating resin, these joints ensure excellent electrical insulation, mechanical strength, and protection against moisture and environmental stress. Easy to install and maintain, cast resin joints are widely used in utilities, substations, and industrial networks, delivering long-term performance and secure operation under demanding conditions.
The 11 kV Automatic Voltage Regulator (AVR) is designed to provide stable and reliable voltage regulation for medium-voltage power networks. It ensures consistent output by compensating for fluctuations in input voltage, thereby protecting sensitive electrical equipment and improving power quality. Built for high performance and durability, the 11 kV AVR offers fast response, precise control, and minimal maintenance requirements. It is widely used in substations, industrial plants, and utility networks to enhance system efficiency and ensure uninterrupted power supply.
Optical Ground Wire (OPGW) & Hardware
Optical Ground Wire (OPGW) is a dual-function cable used in transmission lines, serving both as a grounding conductor and as a medium for high-speed communication. Installed at the top of transmission towers, OPGW provides lightning protection while housing optical fibers that enable reliable data transmission for utility communication networks. Supplied with compatible hardware fittings, OPGW ensures secure installation, excellent mechanical strength, and long-term durability. It is widely used in modern power grids for enhanced system protection, monitoring, and communication efficiency.
Cast Resin Cable Joints
Cast resin cable joints are designed to provide safe, reliable, and durable connections for medium-voltage power cables rated at 8.7/15 kV, 24 kV, and 35 kV. Using high-quality insulating resin, these joints ensure excellent electrical insulation, mechanical strength, and protection against moisture and environmental stress. Easy to install and maintain, cast resin joints are widely used in utilities, substations, and industrial networks, delivering long-term performance and secure operation under demanding conditions.
