Ball Valve Gearbox
Viral Industries is a renowned ball valve Gearbox manufacturer, supplier & exporter in the USA, Europe, Canada, and Gulf. A ball valve gearbox is a mechanical device that controls the flow of liquids or gases through a pipe or valve. A ball valve gearbox consists of a ball-shaped component attached to a shaft. A gearbox connects to it. Depending on the direction of the gearbox’s rotation, you can open or close the valve by rotating the ball. Industries such as oil and gas, water treatment, and chemical processing often use ball valve gearboxes, where precise fluid flow control is critical. They are commonly used in manual and automated systems for their reliability, simplicity, and durability. A gearbox is used to provide the necessary torque to turn the ball and allow the valve to be opened or closed with minimal effort.
A ball valve Gearbox manufacturer – Viral industries is a company that specializes in producing ball valve gearboxes. We ensure high quality and reliable performance for our customers. Furthermore, our ball valve gearboxes can deliver torque ranging between 800 Nm – 500000 Nm (590 lbf-ft – 3,68,800 lbf-ft).
Note: Our manufacturing unit is only in India, but we export ball valve Gearboxs to the USA, Europe, Canada, and Gulf.

Models of Ball Valve Gearbox
Engineered for precision and durability, our ball valve gearboxes deliver smooth, reliable operation across industries. From compact manual units to heavy-duty automated systems, we design, test & manufacture every model to match your torque, space and environmental needs.
Ball Valve Gearbox (VW Models for Manual or Hand-Wheel Operation)
Designed for smooth, effortless manual operation, our VW series gearboxes multiply torque with precision, making large ball valves easy to turn by hand. Built tough for industrial use, they offer reliable performance across oil, gas, water & chemical plants, requiring no power, just pure mechanical efficiency.
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| Viral Ind. Model No. | Output torque capacity | Ratio | M A (±10%) | Hand-wheel Diameter | Hand-wheel Effort | |||
|---|---|---|---|---|---|---|---|---|
| Nm. | lbf-ft | mm | inch | lbs | kilogram | |||
| VW-07 | 800 | 590 | 40 | 14 | 250 | 10 | 102.8 | 46.6 |
| VW-10 | 1,100 | 811 | 42 | 15 | 400 | 16 | 82.5 | 37.4 |
| VW-15 | 1,800 | 1,327 | 42 | 16 | 400 | 16 | 126.5 | 57.4 |
| VW-20 | 2,400 | 1,770 | 52 | 20 | 500 | 20 | 108.0 | 49.0 |
| VW-30 | 3,700 | 2,729 | 52 | 20 | 600 | 24 | 138.7 | 62.9 |
| VW-40 | 4,500 | 3,320 | 55 | 21 | 600 | 24 | 160.7 | 72.9 |
Ball Valve Gearbox (VWE Models for Actuator Operation)
Built to seamlessly integrate with electric, pneumatic, or hydraulic actuators, our VWE series delivers precise torque control and smooth valve operation in automated systems. Ideal for oil & gas, power plants, and chemical facilities where reliability and remote control matter most.
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| Viral Ind. Model No. | Output torque capacity | Ratio | M A (±10%) | Input torque capacity | Mounting Flange at Actuator Side (ISO 5211) | ||
|---|---|---|---|---|---|---|---|
| Nm. | lbf-ft | Nm. | lbf-ft | ||||
| VWE-07 | 800 | 590 | 40 | 14 | 57 | 42 | F10, F14 |
| VWE-10 | 1,100 | 811 | 42 | 15 | 73 | 54 | F10, F14 |
| VWE-15 | 1,800 | 1,327 | 42 | 16 | 112 | 83 | F10, F14 |
| VWE-20 | 2,400 | 1,770 | 52 | 20 | 120 | 88.5 | F10, F14 |
| VWE-30 | 3,700 | 2,729 | 52 | 20 | 185 | 137 | F10, F14 |
| VWE-40 | 4,500 | 3,320 | 55 | 21 | 214 | 158 | F10, F14, F16 |
Ball Valve Gearbox (VWSGA Models for Manual or Hand-Wheel Operation)
Built for heavy-duty manual control, our VWSGA series multiplies torque with precision, making large ball valves easy to operate by hand. Ideal for remote sites or backup systems, these robust gearboxes deliver reliable performance in oil, gas, water & chemical plants without needing power.
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| Viral Ind. Model No. | Output torque capacity | Ratio | M A (±10%) | Hand-wheel Diameter | Hand-wheel Effort | |||
|---|---|---|---|---|---|---|---|---|
| Nm. | lbf-ft | mm | inch | lbs | kilogram | |||
| VWSGA-40 | 4,500 | 3,320 | 165 | 54 | 600 | 24 | 62.4 | 28.3 |
| VWSGA-60 | 6,000 | 4,425 | 194 | 62 | 600 | 24 | 72.6 | 32.9 |
| VWSGA-80 | 8,000 | 5,900 | 220 | 70 | 600 | 24 | 85.7 | 38.9 |
| VWSGA-100 | 10,000 | 7,375 | 300 | 95 | 600 | 24 | 78.9 | 35.8 |
| VWSGA-150 | 15,000 | 11,063 | 449 | 143 | 700 | 28 | 67.4 | 30.6 |
| VWSGA-250 | 25,000 | 18,440 | 605 | 190 | 700 | 28 | 84.6 | 38.4 |
| VWSGA-350 | 35,000 | 25,815 | 992 | 320 | 700 | 28 | 70.3 | 31.9 |
| VWSGA-500 | 50,000 | 36,878 | 1039 | 340 | 700 | 28 | 94.5 | 42.9 |
| VWSGA-750 | 75,000 | 55,317 | 1425 | 461 | 750 | 30 | 97.6 | 44.3 |
| VWSGA-1000 | 1,00,000 | 73,756 | 1768 | 569 | 1000 | 40 | 79.1 | 35.9 |
| VWSGA-1500 | 1,50,000 | 1,10,635 | 2109 | 655 | 1000 | 40 | 106.3 | 48.2 |
| VWSGA-2000 | 2,00,000 | 1,47,512 | 2381 | 762 | 1000 | 40 | 118.1 | 53.6 |
| VWSGA-2500 | 2,50,000 | 1,84,390 | 2510 | 800 | 1000 | 40 | 140.6 | 63.8 |
| VWSGA-3750 | 3,75,000 | 2,76,585 | 3332 | 1051 | 1000 | 40 | 160.5 | 72.8 |
| VWSGA-5000 | 5,00,000 | 3,68,800 | 3808 | 1208 | 1000 | 40 | 186.2 | 84.5 |
Ball Valve Gearbox with Spur Gearbox (VWESGA Models for Actuator Operation)
Engineered for high-torque automated systems, our VWESGA series combines spur gearing with robust construction to deliver smooth, precise valve control. Ideal for oil, gas & power plants, built to handle extreme loads while ensuring long-term reliability and seamless actuator integration.
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| Viral Ind. Model No. | Output torque capacity | Ratio | M A (±10%) | Input torque capacity | Mounting Flange at Actuator Side (ISO 5211) | ||
|---|---|---|---|---|---|---|---|
| Nm. | lbf-ft | Nm. | lbf-ft | ||||
| VWESGA-40 | 4,500 | 3,320 | 165 | 54 | 83 | 61 | F10,F14 |
| VWESGA-60 | 6,000 | 4,425 | 194 | 62 | 97 | 71 | F10, F14 |
| VWESGA-80 | 8,000 | 5,900 | 220 | 70 | 114 | 84 | F10, F14 |
| VWESGA-100 | 10,000 | 7,375 | 300 | 95 | 105 | 78 | F10,F14 |
| VWESGA-150 | 15,000 | 11,063 | 449 | 143 | 105 | 77 | F10, F14 |
| VWESGA-250 | 25,000 | 18,440 | 605 | 190 | 132 | 97 | F10, F14 |
| VWESGA-350 | 35,000 | 25,815 | 992 | 320 | 109 | 81 | F10, F14 |
| VWESGA-500 | 50,000 | 36,878 | 1039 | 340 | 147 | 108.5 | F10, F14 |
| VWESGA-750 | 75,000 | 55,317 | 1425 | 461 | 163 | 120 | F10, F14 |
| VWESGA-1000 | 100,000 | 73,756 | 1768 | 569 | 176 | 130 | F10,F14, F16 |
| VWESGA-1500 | 1,50,000 | 1,10,635 | 2109 | 655 | 236 | 174 | F10, F14, F16 |
| VWESGA-2000 | 2,00,000 | 1,47,512 | 2381 | 762 | 262.5 | 194 | F10, F14, F16 |
| VWESGA-2500 | 2,50,000 | 1,84,390 | 2510 | 800 | 312.5 | 230.5 | F10, F14, F16 |
| VWESGA-3750 | 3,75,000 | 2,76,585 | 3332 | 1051 | 357 | 263 | F10, F14, F16 |
| VWESGA-5000 | 5,00,000 | 3,68,800 | 3808 | 1208 | 414 | 305 | F10,F14, F16 |
Valve Mounting Detail
Ensure seamless integration with your valve, our gearboxes feature standardized ISO 5211 mounting flanges (F07 to F60) and precise spindle diameters (35mm–350mm), designed for quick, secure installation across manual and automated systems in oil, gas, power & chemical industries.
| Viral Ind. Model No. | Valve Side Mounting Flange (ISO 5211) | Max. Spindle Diameter (mm) |
|---|---|---|
| VW-07 / VWE-07 | F10, F07 | 35 |
| VW-10 / VWE-10 | F12, F10 | 45 |
| VW-15 / VWE-15 | F14, F12 | 50 |
| VW-20 / VWE-20 | F16, F14, F12 | 55 |
| VW-30 / VWE-30 | F14, F16 | 60 |
| VW-40 / VWE-40 | F16, F25 | 70 |
| VWSGA-40 / VWESGA-40 | F16, F25 | 70 |
| VWSGA-60 / VWESGA-60 | F16, F25 | 80 |
| VWSGA-100 / VWESGA-100 | F16, F25, F30 | 85 |
| VWSGA-150 / VWESGA-150 | F30, F35 | 100 |
| VWSGA-250 / VWESGA-250 | F30, F35, F40 | 110 |
| VWSGA-350 / VWESGA-350 | F35, F40 | 120 |
| VWSGA-500 / VWESGA-500 | F35, F40 | 155 |
| VWSGA-750 / VWESGA-750 | F35, F40, F48 | 185 |
| VWSGA-1000 / VWESGA-1000 | F40, F48 | 185 |
| VWSGA-1500 / VWESGA-1500 | F48, F60 | 230 |
| VWSGA-2000 / VWESGA-2000 | F48, F60 | 270 |
| VWSGA-2500 / VWESGA-2500 | F48, F60 | 300 |
| VWSGA-3750 / VWESGA-3750 | F48, F60 | 300 |
| VWSGA-5000 / VWESGA-5000 | F48, F60 | 350 |
Features:
- Clockwise rotation of input will give clockwise rotation of output.
- Self-Locking gearbox.
- Bearings supported assembly.
- Suitable for Actuator operation.
- Grease Lubricant Gearbox.
- Higher ratio options to reduce effort.
- Locking Arrangement.
- Available for marine application.
- Available for horizontal hand-wheel orientation
Bore Options for Worm-Wheel Quadrant:
- Round Shape with multiple key-way
- Square Shape
- Hexagon Shape
Temperature Limit:
- Normal application -20˚C To 120˚C
- High temperature application up to 150˚C
- Low temperature application up to -50˚C
Material Options for Worm-Wheel:
- Phosphorus Bronze (PB-2)
Enclosure:
- IP-65 ,IP-67, IP-68
Why Choose Us?
At Viral Industries, we are driven by innovation, integrity, and engineering excellence. Our expertise in valve gearbox manufacturing allows us to deliver reliable solutions that adapt to your industry’s toughest challenges - ensuring performance, precision, and long-term trust.

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Flexibility
We understand that every industry has unique requirements. That’s why our manufacturing process is designed for customization and adaptability - ensuring that every gearbox we produce meets your exact operational needs.
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Quality
Quality is at the core of everything we do. From raw material selection to final inspection, we follow stringent quality standards to deliver gearboxes that perform flawlessly, even under the most demanding conditions.
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Sustainability
We are committed to sustainable manufacturing practices that minimize waste and energy consumption. Our goal is to build products that not only perform efficiently but also contribute to a greener industrial future.
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Transparency
Honesty and clarity define our partnerships. We maintain open communication throughout every project - from design to delivery - ensuring you always know what to expect, with no hidden surprises.

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Custom Gearbox Solutions. Trusted Worldwide
As a leading valve gearbox manufacturer, we deliver high-performance, custom gearbox solutions for global industrial applications. We design and build durable valve gearboxes that ensure smooth, reliable operation in challenging industrial environments across the globe.
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100+
Satisficed Clients
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21000sq. ft.
area of manufacturing unit
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300Nm to 250000Nm
We manufacture sizes of gearbox

We export in20+Countries
Our Clients
Get the Answers You Need to Move Forward.
Get clear, concise answers to the most common questions about valve gearboxes. Make informed decisions with expert insights and practical guidance.
Manual gearboxes (like VW & VWSGA models) use a handwheel for operation and are ideal for remote or backup applications. Actuator-operated models (VWE & VWESGA) integrate with electric, pneumatic, or hydraulic systems for automated control, perfect for high-torque or hard-to-reach valves.
Our ball valve gearboxes deliver output torque from 800 Nm up to 500,000 Nm (590–368,800 lbf-ft), making them suitable for everything from small pipelines to heavy-duty industrial systems in oil, gas, power, and chemical plants.
Yes. All our gearboxes come with IP65, IP67, or IP68-rated enclosures, offering complete protection against dust, water immersion, and corrosion, ideal for marine, offshore, and extreme climate applications.
Absolutely. We provide gearboxes with ISO 5211-compliant mounting flanges (F07 to F60) and support multiple spindle bore shapes, round (with keyways), square, or hexagon, to match your existing valve setup.
Yes. Models like VWSGA and VWESGA are designed with dual functionality, allowing seamless switch from actuator to manual handwheel operation during power failure or maintenance, ensuring uninterrupted process safety.


























