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LDR Series electric steam boiler
LDR Electric Steam Boiler | China Factory Direct
A vertical electric steam generator of high efficiency that plants 99% thermal efficiency, produces zero smoke emissions, and starts up in 3-5 minutes while performing extremely well in food processing, textile, pharmacy, and chemical industries.
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99% Thermal Efficiency
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500-2000 kg/h Capacity
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CE & ASME Certified
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Zero Polluting Emissions
LDR Series
Product Overview
LDR Electric Steam Boiler: High-Efficiency Vertical Steam Generator
Designed for vertical orientation, the LDR series electric steam boiler features smart controls and advanced heating elements for consistent, clean steam generation. The innovative and separate boiler and cabinet design improves safety and serviceability. The compact design of the boiler body enhances serviceability and helps in saving valuable floor space in your facility.
The steam capacity ranges from 50-500 kg/h, with a startup time of 3-5 minutes, making it ideal for rapid production turnaround. As a steam boiler manufacturer, Sitong Boiler is a leading Chinese manufacturer and delivers units certified to CE and ASME standards, making it a reliable option for demanding steam heating applications.
Steam Capacity: 50-500 kg/h
CE & ASME Certified
Vertical Compact Design
99%
Thermal Efficiency
The loss of flue gases is eliminated by direct electrical-to-heat conversion, which also significantly reduces energy consumption and operating costs.
3-5 Min
Rapid Startup
Electrically heated elements provide instant steam for just-in-time operations.
Zero
Polluting Emissions
The clean operation with no NOx, SOx, or particulate emissions supports environmental compliance and ESG goals.
Enhanced
Safety Design
Separating the control cabinet from the boiler body reduces electrical risk and extends the boiler’s service life.
Technical Specifications
LDR Electric Steam Boiler Specifications: Complete Technical Parameters
The electric steam boiler manufacturer produces and supplies the LDR Series with steam capacities that range from 50 to 500 kg/h. Assembled with stainless steel electric heat tubes with a life expectancy of 20,000+ hours, they are rated at 99% thermal efficiency and are engineered to CE and ASME standards.
Startup Time: 3-5 min
Efficiency: ≥95%
Standards: CE & ASME
Tube Life: 20,000+ hrs
LDR Series Model Comparison
5 Models Available
| Parameter | LDR0.0550 kg/h | LDR0.1100 kg/h | LDR0.2200 kg/h | LDR0.3300 kg/h | LDR0.5500 kg/h | Unit |
|---|---|---|---|---|---|---|
| Steam Capacity | 50 | 100 | 200 | 300 | 500 | kg/h |
| Rated Pressure | 0.7 | 0.7 | 0.7 | 0.7 | 0.7 | MPa |
| Rated Power | 36 | 72 | 144 | 216 | 360 | kW |
| Thermal Efficiency | ≥95% | ≥95% | ≥95% | ≥95% | ≥95% | – |
| Steam Temperature | 170 | 170 | 170 | 170 | 170 | °C |
| Startup Time | 3-5 | 3-5 | 3-5 | 3-5 | 3-5 | min |
| Dimensions (L×W×H) | 650×600×1200 | 750×700×1350 | 900×800×1500 | 1000×900×1600 | 1200×1000×1800 | mm |
| Weight | 180 | 280 | 450 | 580 | 850 | kg |
Problems We Solve
Common Challenges & How LDR Electric Steam Boiler Solves Them
We appreciate the challenges industrial buyers face when selecting steam boilers. Below are some of your most common concerns and how LDR Series Electric Steam boilers address them.
01
High Energy Costs
Challenge
Gas and oil-fired boilers function at 80 to 90 percent efficiency. This results in excessive fuel costs and the risk of unpredictable utility bills.
Our Solution
99% thermal efficiency means that nearly all electricity is converted to usable heat. Lower kWh per kg of steam results in reduced operating costs and greater budget certainty.
02
Emission Compliance Pressure
Challenge
Ongoing operation of combustion boilers is becoming increasingly difficult due to EPA and related ESG reporting requirements.
Our Solution
Total point-of-use emissions, including NOx, SOx, and CO2, are zero. No chimney needed. This means that your decarbonization goals and compliance requirements are being met.
03
Long Startup Time
Challenge
Conventional boilers typically take 30 to 60 minutes to reach operating temperature. This contributes to the wasted energy and production delays.
Our Solution
In 3 to 5 minutes, our systems are fully operational. Electrically heated elements respond immediately, enabling just-in-time operations.
04
Limited Floor Space
Challenge
The extensive space requirements required by traditional boiler rooms include equipment, fuel storage, and ventilation.
Our Solution
A compact vertical design eliminates the need for fuel storage and a chimney. Separating the control cabinet from the boiler body simplifies installation.
05
Complex Maintenance
Challenge
Combustion boilers need regular burner maintenance, flue cleaning, and complex safety inspections.
Our Solution
Combustion components and moving parts nonetheless. Electric heating elements with 20,000+ hour life cycles minimize downtime and service costs.
06
Quality & Trust Concerns
Challenge
Uncertainty about product quality, certifications, and after-sales support when sourcing from overseas suppliers.
Our Solution
CE and ASME certified, 65+ years of manufacturing experience, direct factory communication, 2-year warranty with lifetime support.
Industry Applications
Electric Steam Boiler Applications: Industries Served by China Factory
The LDR series vertical electric steam boiler delivers reliable steam generation across a range of industrial applications. Our China manufacturing facility supplies electric boilers worldwide.
Food Processing
Clean steam for blanching, sterilization, cooking, and CIP cycles. Sanitary steam generation without combustion byproducts.
Textile Industry
Precise steam for dyeing, finishing, and pressing operations. Consistent steam quality for superior fabric treatment.
Chemical Industry
Accurate temperature control for reactors, distillation, and jacketed vessels. Heating steam boiler performance you can trust.
Pharmaceutical
Pure steam for sterilization, autoclaving, and process heating. Meets stringent GMP requirements for pharma applications.
Commercial Laundry
Rapid steam for washers, dryers, and flatwork ironers. Efficient steam capacity for high-volume laundry operations.
Brewery & Beverage
Consistent steam for brewing, pasteurization, and bottling lines. Clean steam generation for food-grade processes.
Healthcare Facilities
Reliable steam for sterilizers, humidification, and heating. Zero-emission operation is ideal for hospital environments.
Laboratory & Research
Precise steam for autoclaves, research equipment, and climate chambers. Compact vertical type fits lab spaces.
Precision Components
LDR Series Electric Steam Boiler Accessories
Premium quality components engineered for optimal performance, safety, and reliability in electric steam boiler systems.
Core System
Controller
Intelligent microprocessor control panel that monitors and manages boiler operation. Provides real-time pressure and temperature display, automatic safety shutdown, and precise steam output regulation for optimal efficiency.
PLC Logic
LCD Display
Auto Diagnostics
Thermal Mgmt
Cooling Fan
High-efficiency axial fan designed for electrical cabinet ventilation. Prevents overheating of control components by maintaining optimal internal temperature, ensuring stable operation and extended equipment lifespan.
Ball Bearing
Low Noise
IP54 Rated
Fluid System
Feed Pump
Multi-stage centrifugal pump that delivers pressurized feedwater to the boiler system. Generates sufficient pressure to overcome steam pressure, ensuring continuous water supply for uninterrupted steam generation.
Centrifugal
High Pressure
Auto Control
Safety
Leakage Protector
Residual current circuit breaker (RCCB) that detects electrical leakage and instantly disconnects power. Provides critical protection against electric shock hazards and prevents potential fire risks from current leakage.
30mA Trip
Fast Response
Auto Reset
Regulation
Pressure Controller
Precision pressure control device that monitors steam pressure and modulates heating elements to maintain consistent operating pressure. Features adjustable setpoints with high-limit safety cutoff protection.
0-1.0 MPa
High Limit
Modulating
Steam Quality
Split Cylinder
Steam separator device that removes moisture droplets from generated steam, delivering dry saturated steam for downstream processes. Utilizes baffle separation technology to achieve high steam quality up to 99%.
99% Dryness
Baffle Type
SS304
Frequently Asked Questions (FAQs)
Consider a supplier who has CE and CCC certifications and a proven track record of selling the LDR series electric steam boiler for industrial applications. A dependable supplier offers professional consulting and sales services and can readily provide details and pricing. Request references from projects related to textile plants and garment factories, verify that the boiler is manufactured in China, if applicable, and check for contracts on spare parts, maintenance services, and periodic maintenance services.
CE & CCC Certified
Both an electric steam generator and an electric steam boiler convert electric energy into steam. The LDR series electric steam boiler is unique because it is built as a pressure vessel and offers a boiler room installation option for uninterrupted operation at an industrial scale. It is typically equipped with modular electric heating elements grouped in sets, an electric control cabinet separate from the main body, and a fully automated control system (PLC) for regulating water temperature and pressure, making it suitable for a wider range of sophisticated industrial applications.
PLC Automated Control
The LDR series provides vertical electric steam options (vertical electric steam) that are space-saving and easy to install. Vertical electric steam units are perfect for vertical electric boiler room installations. These units need minimal space and are electrically heated tube arrangements. They are efficient and are frequently used in printing and dyeing operations and small garment factories.
Space-Saving Design
The LDR series electric heated steam boiler operates at high temperature ranges suitable for various industrial processes; the maximum achievable water temperature and steam pressure depend on the model and whether it is designated as high-temperature. The customer needs to check with the supplier for the pressure vessel rating, the control system high limit, whether the unit is equipped with high-step electrical elements, and the group electrical heating elements for fast heat-up.
High-Temperature Rated
For the most part, the LDR series includes an electrical control cabinet as a standard feature, separate from the steam generator. The control system is based on a PLC and is designed for fully automatic operation. The control system handles water temperature and steam pressure control, safety interlocks, and leakage control. It also integrates plant control networks. If the steam generator has emissions and NOx control features, check for electrical element certifications.
Integrated Safety System
Boiler suppliers typically make modifications in order to meet customer specifications. For printing and dyeing textile plants or garment factories, plant specifications such as steam capacity, electrically heated control tubes, voltage, and control-system features can be customized. In addition to electrical element variations, pressure vessel sizes, and site integration, a professional consultant may be engaged for site-specific integration.
Customizable Configuration
Lifespan-prolonging maintenance is required to periodically inspect the group’s electrical heating elements, seals, and joints; address leakage; perform control system and PLC adjustments; and inspect safety valves and pressure vessels. I hope to follow the manufacturer’s recommendations on water treatment to protect the electrical components and extend service life. Also, I need to set up service agreements with the supplier to ensure scheduled maintenance and spare parts availability.
Maintenance Guidelines
The LDR series is for industrial use and is compact, high-performing, and offers optional features such as fully automatic control and electric heating. To request pricing and information, you must work with the manufacturer or an authorized supplier, obtain CC and CE certificates, and request the LDR series for industrial use, including steam capacity, water temperature, and boiler room installation, for pricing and information. Also, you need to request a quote that includes sales service and professional consulting service.
Request Quote Available
