48V 30A 1800W DC Telecom Rectifier Switching Power Supply
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Product Highlights
- High Efficiency PFC: Features PFC technique with up to 0.99 power factor for energy saving.
- Hot-Swap Expansion: Enables fast on-line expansion of rectifier modules with hot-swap capability.
- N+1 Redundancy: Provides N+1 rectifier module redundancy for high reliability.
- Intelligent Cooling: Uses intelligent fan-cooling for low failure rate and good performance.
- Wide Voltage Range: Accepts AC input voltage from 90V to 300VAC for versatile operation.
- Compact Design: Available in 1U to 6U sub-racks, easy to embed into telecom equipment.
- Multiple Certifications: Certified with CE, RoHS, ISO, and CCC for global compliance.
- Comprehensive Warranty: Includes a 1-year warranty for peace of mind.
Product Attributes
- Customization
- Available
- Output Type
- Single
- Warranty
- 1 Year
- Model NO.
- SPS30-48/SR4815
- Output Power
- >500W
- Input Voltage
- 90-300VAC
- Connection Mode
- Series Switching Power Supply
- Starting Mode
- Self-excited Switching Power Supply
- Voltage Regulating Mode
- Frequency Modulation Type
- Power Supplying System
- Terminal Power Distribution Equipment
- Energy Transmission
- One-way Transmission
- Modulation System
- PFAW
- Certification
- CE, RoHS, ISO, CCC
- Brand
- Jetpower
- System Capacity
- 15-30A/870-1740W
- System Input Voltage
- 90-300VAC, 1 Phase/3 Wire
- System Output Voltage
- 42-58VDC
- System Size
- 482*330*44mm
- Rectifier Model
- Sr4815*1-2PCS
- Controller Model
- CAS-03: RS232/RS485, Snmp,Dry Contact, LCD
- Battery Management
- Yes
- AC Input
- 30A/1p*1, Single Phase
- DC Distribution
- 1*30A Load
- Transport Package
- Cartons
- Specification
- CE, ISO
- Trademark
- JETPOWER
- Origin
- China
- HS Code
- 85044099
- Production Capacity
- 10000PCS/Month
Shipping
- Shipping Cost:
- Contact the supplier about freight and estimated delivery time.
Online Trading Protection
- Payment Guarantee
-
Platform-protected payments with refund support for eligible order issues.
- Platform Logistics
- Clearer shipment tracking with platform-supported logistics.
- Inspection Service
- Optional pre-shipment inspection for quality and quantity checks.
- After-Sales & Dispute Handling
- Platform-assisted dispute resolution, including refunds or returns when applicable.
Only orders placed and paid through Made-in-China.com Secured Trading are eligible for payment protection and the corresponding platform services.
Product Images of 48V 30A 1800W DC Telecom Rectifier Switching Power Supply
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48V 30A 1800W DC Telecom Rectifier Switching Power Supply -
48V 30A 1800W DC Telecom Rectifier Switching Power Supply -
48V 30A 1800W DC Telecom Rectifier Switching Power Supply -
48V 30A 1800W DC Telecom Rectifier Switching Power Supply -
48V 30A 1800W DC Telecom Rectifier Switching Power Supply -
48V 30A 1800W DC Telecom Rectifier Switching Power Supply -
48V 30A 1800W DC Telecom Rectifier Switching Power Supply
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Product Description
48V 30A 1800W DC Telecom Rectifier Switching Power Supply
30A/48VDC/1800W Rectifier System
PS series systems are compact and intelligent power system with capacity from 30A to 250A, containing rectifier modules, controller module, AC connection and DC connection. In addtion, easy installation to compact size add to the success of the system
Product features:
1. 19" 1U, 3U, 4U, 5U, 6U sub-rack, easy to be embedded into all standard kinds of telecom equipment;
2. System capacity from 30A to 250A;
3. PFC technique features the system high efficiency, energy-saving and up to 0.99 power factor;
4. Intelligent fan-cooling technique brings good cooling performance, low failure rate and high reliablity;
5. Fast on-line expansion of rectifier modules enabled by hot-swap;
6. N+1 rectifier module redundancy.
| Model | SPS30-48 /MR4815 |
| Output Current | 30A |
| Rated Output Power | 1740W |
| Rated Output Voltage | 53.5Vdc (42-58 Vdc) |
| AC Input | |
| AC Input Voltage Range | 176~300Vac, 1phase/3wire (@ full load) |
| AC Input Frequency | 45Hz ~65Hz |
| AC input Power Factor | ≥0.99 |
| AC transfer Efficiency | ≥91% |
| AC Input Lightening protection | NA |
| DC Output | |
| Output Voltage Range | 42~58 Vdc |
| Current Share | ±5% |
| Load Regulation | ≤0.5% |
| Voltage Regulation | ≤0.1% |
| Environment | |
| Operating Temperature | (-20 to 50°C) (Rectifier Temp Range: -45°C to 75°C) |
| Relative Humidity | 5%~95% RH, No Condensation |
| Configuration | |
| Rectifier Module | 2*MR4815 |
| Controller | 1*CAS-03 |
| DC Distribution | 1pc*30A |
| Alarm Relay | 4pcs |
| Others | |
| Standard | UL60950/EN60950, EN55022, RoHS |
| Communication | LAN/RS232 /RS485 |
| Dimension (mm) | 482*290*44 (Subrack) |
About the Supplier
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Company Profile
Founded in 1994 and headquartered in Qingdao, China, Qingdao Powtech Electronic Co., Ltd is a trailblazing high-tech enterprise dedicated to designing, manufacturing, and supplying advanced solutions for telecommunications and power transmission industries. With over 30 years of expertise, we combine innovation, precision engineering, and customer-centric values to deliver reliable, sustainable technologies worldwide.
Mission: "From Design to Delivery, Powtech Offers You Reliability".
Vision: To pioneer sustainable technologies that connect communities and power global progress.
Core Brands & Solutions
Leveraging a dual-brand strategy, we cater to diverse industry needs:
Optelec brand
Leader in Optical Communication & Power Transmission Optical Communication:
FTTH cables, ADSS/OPGW cables, fiber jumpers/pigtails, FAT/FDT distribution boxes, optical network components, and cable accessories. Power Transmission & Distribution:
Piercing clamps, ABC clamps, composite/ceramic insulators, surge arresters, fuses, switchgear cabinets, and cable terminals.
Jetpower brand
Innovator in Renewable Energy & Power Systems Solar street lighting systems.
Customized power supply solutions for telecom towers and industrial applications.
Manufacturing Powerhouse & Supply Chain Advantage
Advanced Production Capabilities 50+ Precision Machinery Units: 30+ injection molding machines for cable accessories and insulators, 10+ hydraulic press systems, 3 extrusion lines for cable sheathing, 2 laser cutting machines for high-precision components, 20+ stamping machines for metal parts, and 10+ welding systems for structural assemblies.
Scalable Output: Combined capacity of 2.5 million units annually, supporting both standardized and customized orders.
Agile Logistics: Integrated production-to-shipment workflows ensure 48-hour response times and on-time delivery across global markets.
Quality & Compliance Excellence Certifications: CE, RoHS, TUV, SGS, ISO 9001 (Quality), ISO 14001 (Environment), ISO 45001 (Safety).
Standards: Compliant with IEC, ANSI, and rigorous type-testing protocols.
In-House Testing: ISO-certified laboratory ensuring end-to-end quality control from R&D to delivery.
Global Impact & Strategic Partnerships Trusted By: British Telecom, France Telecom, Digicel, KEPCO (Korea), KPLC (Kenya), EDM (Mozambique), and major Brazilian power companies.
Global Reach: Serving 50+ countries with agile logistics, OEM/ODM flexibility, and competitive pricing.
Commitment: Tailored solutions that enhance efficiency, reliability, and sustainability for telecom and energy infrastructures.
Key Highlights 30+ Years of industry leadership.
Dual-Brand Portfolio: Optelec (optical/power) & Jetpower (solar/energy systems).
Advanced Manufacturing: 50+ machinery units ensuring rapid production cycles.
Globally Certified: Robust quality systems and in-house testing capabilities.
Strategic Alliances: Partnered with top-tier operators to drive global connectivity and energy resilience.
Qingdao Powtech stands at the forefront of technological innovation, bridging the gap between reliability and progress. By integrating cutting-edge engineering, stringent quality, and sustainable practices, we empower industries to build resilient networks and energy systems for a connected future.
Connect with Us. Power Your Progress.
About Our Factory & Business Background
- Address
- Dazhoucun Industrial Park, Chengyang District, Qingdao, Shandong, China
- Average Lead Time
-
Peak Season Lead Time: one month
Off Season Lead Time: within 15 workdays
Our Production Capability & Technical Expertise
Our Industry Experience & Global Business Record
- Export Year
- 2007-05-01
- Main Markets
- North America, South America, Eastern Europe, Southeast Asia, Africa, Oceania, Mid East, Eastern Asia
FAQ
- What is the output voltage range?
- The rated output voltage is 53.5Vdc, with a range of 42-58 Vdc.
- Can the rectifier modules be expanded online?
- Yes, it supports fast on-line expansion of rectifier modules enabled by hot-swap.
- What is the power factor of the system?
- The system features PFC technique with a power factor of up to 0.99.
- What cooling method does the system use?
- It uses an intelligent fan-cooling technique to ensure low failure rates.
- What communication interfaces are available?
- It supports LAN, RS232, and RS485 for communication.
- What is the lead time for orders?
- Peak season lead time is one month, while off-season is within 15 workdays.
- Does the system support N+1 redundancy?
- Yes, the system includes N+1 rectifier module redundancy.
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