SL High Voltage Ceramic Disc Capacitors
HVRTION SL High Voltage Ceramic Disc Capacitors are specifically developed for high-voltage power electronics where reliable insulation, compact size, and stable electrical performance are essential. Using premium SL ceramic dielectric materials and epoxy encapsulation, these capacitors provide excellent withstand voltage capability and long-term reliability under continuous high-voltage operation.
The SL series is widely used in electrostatic equipment, laser power supplies, X-ray systems, high-voltage generators, and industrial automation.
Product Features
* High voltage rating up to 35kV
* Excellent dielectric strength
* Low dielectric loss
* High insulation resistance
* Compact radial lead design
* Excellent moisture resistance
* Stable electrical characteristics
* Epoxy resin encapsulation
* Long service life
* RoHS compliant
Technical Specifications
|
Parameter |
Specification |
|
Product Series |
SL High Voltage Ceramic Disc Capacitor |
|
Rated Voltage |
6kV–35kV |
|
Capacitance Range |
10pF–470pF |
|
Dielectric Material |
SL Ceramic |
|
Capacitance Tolerance |
±10% |
|
Operating Temperature |
-25°C to +85°C |
|
Mounting Type |
Radial Lead (Through Hole) |
|
Package |
Epoxy Encapsulation |
|
Type |
Dmax(mm) |
Tmax(mm) |
Lmax(mm) |
F±2(mm) |
d(mm) |
|
SL20KV10K |
7.5 |
9.0 |
25.0 |
10.0 |
0.8 |
|
SL20KV20K |
10.0 |
9.0 |
25.0 |
10.0 |
0.8 |
|
SL35KV30K |
14.0 |
12.0 |
25.0 |
10.0 |
0.8 |
|
SL20KV20K(axial) |
9.0 |
8.0 |
10.0 |
30.0 |
0.8 |
Temperature Characteristics Curve
Available Models
|
No. |
Type |
Rated Capacity |
Rated Voltage |
Dielectric Loss |
Package |
Permissible Capacity Deviation |
Temp. Coefficent |
Temp. Range |
Dimension (mm) |
Width (mm) |
Mounting Type (plug-in) |
|
2 |
SL6KV470J |
470PF |
6KV |
SL |
Epoxy Encapsulation |
±10% |
SL |
25℃～+85℃ |
10*5 |
5 |
|
|
SL20KV10K |
10PF |
20KV |
ceramic |
Epoxy Encapsulation |
±10% |
SL |
-25℃～+85℃ |
7.5*8.5 |
8.5 |
||
|
SL20KV20K |
20PF |
20KV |
ceramic |
Epoxy Encapsulation |
±10% |
SL |
-25℃～+85℃ |
10.0*9.0 |
9 |
||
|
SL35KV30K |
30PF |
35KV |
ceramic |
Epoxy Encapsulation |
±10% |
SL |
-25℃～+85℃ |
14.0*12.0 |
12 |
||
|
SL20KV20K |
20PF |
20KV |
ceramic |
Epoxy Encapsulation |
±10% |
SL |
-25℃～+85℃ |
9.6*7.5 |
7.5 |
Applications
* High Voltage Power Supplies
* Electrostatic Precipitators (ESP)
* Electrostatic Spray Systems
* Laser Power Supplies
* X-ray Equipment
* Medical Devices
* Pulse Power Systems
* High Voltage Testing Equipment
* Scientific Instruments
* Industrial Automation Equipment
Advantages of SL Dielectric
SL ceramic material offers several advantages for high-voltage applications:
* Excellent high-voltage insulation capability
* Reliable operation under continuous high-voltage stress
* Low leakage current
* Stable capacitance
* Compact package for space-constrained designs
* High mechanical strength
* Excellent environmental durability
These advantages make SL capacitors particularly suitable for industrial high-voltage power supplies and electrostatic systems.
OEM & Custom Manufacturing
HVRTION supports customization for:
* Rated voltage up to 40kV+
* Custom capacitance values
* Lead spacing and lead length
* Special dimensions
* Custom epoxy coating
* Logo printing
* OEM packaging
* Special high-voltage designs
Why Choose HVRTION?
* Professional high-voltage ceramic capacitor manufacturer
* Rich OEM & ODM experience
* Strict quality control
* Competitive factory pricing
* Fast delivery
* Engineering technical support
* Global export experience
* Complete high-voltage component solutions
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