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Cement Resistor SQP(RX27-1)

Wirewound Cement Resistor

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 SQP series are axial‑lead horizontal cement‑encapsulated wire‑wound power resistors produced by Guangdong Qingda Electronic Technology Co., Ltdqingdadian.... The resistive core is assembled inside a flame‑retardant ceramic housing and fully sealed with high‑temperature inorganic cement filler.
Thanks to compact power‑density design, excellent thermal dissipation performance and high dielectric strength, SQP cement resistors are widely used for current‑limiting, dummy load, discharge, shunt and snubber circuits across power electronics, home appliances and industrial automation equipment. All units comply with RoHS & lead‑free requirements, custom specifications are supported for OEM & ODM projects.

Key Features

  • Axial through‑hole design for horizontal PCB mounting
  • Flame‑proof ceramic shell, inorganic cement encapsulation, non‑flammable
  • Excellent heat resistance, low temperature coefficient, low noise
  • High load‑power capacity and superior insulation performance
  • Wide operating ambient temperature: ‑55 °C ~ +275 °C
  • Standard resistance tolerance: ±1%, ±2%, ±5%, ±10%
  • Resistance range: 0.1Ω ~ 500KΩ
  • Power rating options: 2W, 3W, 5W, 7W, 10W, 15W, 20W, 25W, 30W, 50W
  • Tinned copper axial leads for stable soldering
  • RoHS‑compliant, lead‑free construction
  • Custom resistance values, special dimensions and marking available upon request

Internal Construction

Resistance wire is wound onto a high‑heat‑resistant ceramic core. The winding assembly is placed into a rigid ceramic case, then filled and sealed with thermostable inorganic cement compound. Tinned copper axial leads provide reliable solderability for through‑hole PCB assembly. For high‑ohm versions, metal‑oxide film elements can replace wire‑wound cores.

Typical Applications
Power supply units, audio amplifiers, frequency converters, motor drives, household appliances, industrial control boards, inverter equipment, discharge circuits, dummy load banks, current‑limiting and voltage‑sampling circuits.
Part Number Coding Example
SQP‑10W‑10RJ
  • SQP = Series Code
  • 10W = Rated Power
  • 10R = Nominal Resistance Value
  • J = Tolerance ±5%
Contact Guangdong Qingda Electronic Technology Co., Ltd for datasheet, sample request, bulk quotation and custom resistor solutions.

Color

E8 2.0 Black, E8 2.0 Nature color, E8 2.0 Indigo blue, E8 2.0 Pink

Ship from

China's warehouse, UK warehouse