Silent Generator Set

Silent Generator Set for Low-Noise Industrial & Commercial Power

Milestone offers professional silent diesel generator solutions, suitable for backup and primary power applications. The current product line supports industrial, commercial and infrastructure projects, and undergoes factory load testing before shipment.

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Why Silent Generator Sets?

A silent generator set integrates the engine, alternator and control system inside a sound-attenuated enclosure.

Lower Operating Noise:

Sound-attenuating materials and enclosure design help reduce generator noise in areas where conventional open-frame equipment may be unsuitable.

Outdoor Protection:

The canopy provides additional protection against rain, dust and environmental exposure when the generator is installed outdoors.

Compact Installation:

The integrated enclosure creates a self-contained power unit that can be positioned at construction sites, commercial facilities and temporary project locations.

Improved Site Management:

A properly designed enclosure can help separate the generator from workers, visitors and surrounding facilities while providing controlled access for maintenance.

Easier Deployment:

A complete enclosed unit can be transported, positioned and connected with less site preparation than a separately engineered generator-room installation.

Silent Generator Selection by Application

01/

Hospitals & Healthcare Facilities:Priorities: fast automatic start, ATS integration, stable voltage/frequency, low noise, reliable standby readiness, and remote monitoring.

02/

Hotels & Commercial Buildings:Key considerations: noise control, compact footprint, automatic transfer, appearance, fuel autonomy, and outdoor weather protection.

03/

Construction Sites:Silent generators provide temporary power while controlling site noise. Typical loads: cranes, welding equipment, compressors, pumps, lighting, site offices.

04/

Telecom Facilities:Requirements: automatic start, remote monitoring, long runtime, battery charging, compact installation, reliable standby operation.

05/

Manufacturing Plants:Installed outside main buildings. Priorities: power stability, starting performance, fuel efficiency, maintenance access, and environmental protection.

06/

Mining & Remote Projects:Often operate as prime power (not emergency backup). Focus: continuous operation, fuel consumption, large fuel tanks, environmental adaptation, serviceability, and spare parts.

Pick the Canopy Grade by Noise Zone

Environment	Typical Daytime Limit	Recommended Canopy	Typical dB(A) @ 7 m
Residential / villa / night-time boundary	50–55 dB(A) day · 40–45 night	Ultra / super-silent	≤ 55
Hospital · hotel · school	55–60 dB(A)	Super-silent	55–65
Commercial · retail · office	60–65 dB(A)	Standard silent	65–70
Urban construction · industrial	65–75 dB(A)	Standard silent / weather canopy	70–75
Remote site / mining camp	Usually unrestricted	Standard or open-frame acceptable	70–85

Standard Silent vs. Super-Silent vs. Containerized

Grade	Typical dB(A) @ 7 m	Best for	Trade-off
Standard silent	65–75	Commercial backup, daytime construction	Lowest enclosure cost
Super / ultra-silent	≤ 65 (down to <55)	Hospitals, hotels, residential, night ops	Higher canopy cost; needs careful airflow
Box / containerized	70–85 (very large units)	Data centres, mining, 500 kVA+	Built for harsh duty & paralleling, less about low dB

Customization Services

Configure the Silent Generator Set around your project requirements.

Power Configuration: Customized kVA, voltage, frequency and phase

Engine & Alternator: Choice of engine and alternator brands/models

Noise Control: Standard or super-silent enclosure based on your target dB(A)

Fuel System: Standard or extended-capacity fuel tank

Control System: AMF, ATS, remote monitoring and communication options

Canopy: Customized dimensions, color, logo and nameplate

Electrical Integration: Breakers, sockets and project-specific output configurations

OEM / Private Label: Customized branding for distributors and equipment companies

Noise & Quality Verification

Every set is factory-tested before shipment. The acoustic check is the differentiator for a silent category:

Acoustic verification:

Sound pressure measured at 7 m and 75% load per ISO 8528-10, plus a 1 m reference; vibration monitored so structure-borne noise is controlled.

Full-load performance:

Run from no-load to 110% to verify power stability, fuel behaviour and thermal margin.

Electrical calibration:

Voltage, frequency and ATS response tested under simulated load swing.

Continuous run:

4–8 h endurance to confirm cooling, fuel and electrical consistency.

After-Sales Support & Spare Parts

Milestone provides support for:

Installation:

Installation guidance and startup assistance.

Operation:

Operating instructions and routine maintenance guidance.

Troubleshooting:

Remote technical support using photos, videos and other communication methods.

Spare Parts:

Common parts include:Filters · Belts · Water Pumps · Injectors · Sensors · Control Modules · Generator Components

Company strength

Milestone (Hebei Xiong'an) Technology Co., Ltd. specializes in the production and supply of diesel engine sets for industrial, infrastructure, agricultural, communication and ship applications. The company's production base is equipped with CNC processing equipment, assembly lines, and a complete engine and generator testing system, ensuring that each product undergoes strict mechanical, electrical and operational inspections before shipment.

Packaging & Global Shipping

Silent generator sets are prepared for long-distance transportation with protection against moisture, corrosion and movement during handling.

Packaging

• Steel base frame
• Reinforced export wooden crate / plywood case
• Anti-corrosion plastic sealing
• Moisture protection
• Internal shock protection
• Container securing

Transportation

• Sea Freight: FCL/LCL for bulk and international project orders
• Rail Freight: Available for selected China-Europe and regional routes
• Air Freight: Suitable for urgent spare parts and smaller components
• Road Freight: Domestic and cross-border delivery
• Multimodal Transport: Combined logistics according to destination and schedule

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Compliance

CE ,ISO 9001,ISO 14001,ISO 45001— provided per shipment.
ISO 8528-10 noise test certificate — the acoustic proof, stated at 7 m / 75% load.

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FAQ

Q:What is the main advantage of a Silent Generator Set?

A:The primary advantage is noise reduction combined with an enclosed, weather-protected generator configuration, making it suitable for locations where an open-frame generator would create excessive noise or require additional protection.

Q:How quiet is your Silent Generator Set?

A:Noise performance depends on the model, power rating, load and measurement conditions. Some current Milestone configurations specify below 75 dB(A) at 7 meters. The exact noise value should be confirmed for the selected model before ordering.

Q:Can the generator work automatically when the grid fails?

A:Yes. ATS integration is available for suitable configurations, enabling automatic transfer between utility power and generator power.

Q:Can you customize the canopy?

A:Yes. Silent, super-silent, weatherproof and containerized enclosure configurations can be discussed, together with color, logo and nameplate customization.

Q:What is the MOQ?

A:MOQ varies depending on the generator configuration. We support both project-based procurement and distributor stock orders. Please contact our sales team with your specific requirements for a confirmed MOQ.

Q:What are your payment terms?

A:30% T/T deposit before production and 70% balance before shipment. L/C at sight is also supported for suitable orders.

Q:What is the production lead time?

A:For the standard configuration, it can usually be provided within 5 to 15 working days. However, this will depend on the order quantity and product specifications and will need to be negotiated comprehensively.For large-scale project orders, a production plan needs to be formulated after the technical specifications and quantities have been determined.

Q:Can I order spare parts together with the generator?

A:Yes. Filters, belts, water pumps, injectors, sensors, control modules and generator components can be supplied according to the selected equipment.

As one of the most professional silent generator set manufacturers and suppliers in China, our products have good reputation in the market. We warmly welcome you to wholesale advanced silent generator set in stock here from our factory. If you have any enquiry about cooperation, please feel free to email us.