Manufacturing Capability for AC, DC, Signal Line SPDs and SCBs
Cresin supports production, testing, OEM customization, packaging and project-based supply for surge protection device customers.
01 AC, DC PV and Signal SPD Production
02 Standard Model and Project Order Supply
03 OEM Label and Packaging Support
04 Quality Inspection before Shipment
SPD Product Categories
Large-scale factory, complete R&D system, global marketing channels, strict quality control system.
SPD Specific Disconnector
AC Power SPD
Equipped with overcurrent, overheat temperature control trip devices, and fault failure indication.
Solar Photovoltaic
Solar PV DC & AC SPD
Extremely large flow capacity, suitable for outdoor photovoltaic scenarios with severe lightning strikes.
Signal Protection
Signal & Data SPD
For RS485, RJ45, telecom, data line and industrial control signal protection.
Power Supply
DC Power SPD
Plug-and-play modular structure design, no power outage required for module replacement after failure.
New Energy
Wind Power
Standard remote signal alarm interface, design of intelligent remote monitoring for wind power system.
Specialized SPD
PT / VT Secondary Grounding SPD
CSMS-PVT60/FM is equipped with a unique dual-break protection device, featuring both thermal and overload protection.
Signal Protection
CCTV & Security SPD
Low residual voltage, high power bearing capacity, large current capacity and fast response speed.
Electric Vehicles
EV Charging Station SPD
35mm standard rail installation, simple installation and convenient maintenance.
SPD Specific Disconnector
Surge Circuit Breaker
SCB can provide professional backup protection for first-level, second-level, third-level, etc. power SPDs.
Production and Delivery Capability
Multiple process quality inspections, efficient delivery and stable quality. Special personnel conduct full-process tracking and synchronously monitor the delivery progress, ensuring efficient and stable supply of goods to overseas customers.
Production Capacity
Large-scale production base
Quality Pre-Control
Multiple verification nodes
Delivery Schedule control
Comprehensive order management
Logistics Support
Follow through the entire process
Key Manufacturing Process
From the incoming material inspection, the precise processing of conductive copper parts, the sorting and pairing of lightning protection chips, the welding and sealing of the integrated internal core, to the modular assembly of the entire machine and the laser marking and forming process, every step is carried out by our own team.
1
Material Preparation
Component preparation, housing preparation, terminal preparation and material inspection.
2
Module Assembly
SPD module assembly, disconnector structure assembly and internal part matching.
3
Testing & Inspection
Electrical inspection, appearance inspection, marking and batch quality control.
4
Packaging & Delivery
Labeling, packaging customization, export cartons and shipment preparation.
OEM and Customization Capability
Cresin supports OEM and project-based customers with labeling, packaging and product documentation support.
Logo and label customization
Package and carton customization
English datasheet and product catalog support
Model selection based on voltage and application
Mixed model order support for distributors
Quality Control Before Shipment
| Stage | Inspection Focus | Purpose |
|---|---|---|
| Incoming Inspection | Components, housing, terminals and key materials | Reduce material-related quality risks |
| Process Inspection | Assembly, marking, structure and appearance | Control quality during production |
| Final Inspection | Electrical performance, labeling, packaging and quantity | Ensure order consistency before shipment |
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Contact Us
Address: No. 978 Tianchen Road, High-tech Zone, Jinan, Shandong,China
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The product range includes production technologies for smart capacitors, digital display meters, surge protectors, dedicated backup protection devices for surge protectors, self-resetting over/under-voltage protectors, control and protection switches, and automatic transfer switches for dual power supplies.
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