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Contents

README

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RL1210A241K

RUILON Shenzhen Ruilongyuan Elec · Varistors · 1210

RL1210A241K from RUILON Shenzhen Ruilongyuan Elec, in a 1210. Pinout and pin descriptions extracted from the manufacturer datasheet (extract_pins, cross-checked by a second model); symbol, footprint, and 3D from KiCad-official CAD.

Pinout

Pin Name Type Function
1 Terminal 1 passive One end-termination of the bidirectional, symmetrical MOV (RL1210A241K: varistor voltage 216~264V at 1mA, max 150VAC / 200VDC), interchangeable with the other terminal.
2 Terminal 2 passive Other end-termination of the bidirectional, symmetrical MOV (RL1210A241K: 150VAC / 200VDC max, 250A 8/20μs withstanding surge current), interchangeable with terminal 1.

Key specifications

Parameter Value
Manufacturer RUILON Shenzhen Ruilongyuan Elec
Package 1210
Category Circuit Protection
Pins 2

Electrical characteristics

Limits as printed in the datasheet (page.json metadata.characteristics carries them as data).

Parameter Symbol Min Typ Max Unit Conditions Page
Varistor voltage V1mA V1mA 216 264 V V1mA 2
Varistor voltage tolerance -10 10 % Varistor voltage tolerance code K: ±10% 1
Max. allowable voltage (AC) VAC 150 V 2
Max. allowable voltage (DC) VDC 200 V 2
Max. energy (10/1000μs) 0.8 J 10/1000μs 2
Max. clamping voltage (8/20μs) VC 415 V 8/20μs, IP 5 A 2
Withstanding surge current (8/20μs) I 250 A 8/20μs 2
Response time 1 ns 2
Varistor voltage change, bias humidity VV/VV -10 10 % 90%RH, 40ºC, Working Voltage, 1000 hrs 2
Varistor voltage change, thermal shock VV/VV -10 10 % 40ºC to 85ºC,30min.cycle,5 cycles 2
Varistor voltage change, full load voltage VV/VV -10 10 % Working Voltage,85ºC,1000 hrs 2
Operating temperature range -55 125 °C 1
Storage temperature 5 40 °C 2
Storage relative humidity 65 % 5~40ºC 2
Storage time 12 months 2

CAD (KiCad official)

  • Symbol: RL1210A241K
  • Footprint: Resistor_SMD:R_1210_3225Metric
  • 3D model: 1210 (KiCad packages3D, STEP)
  • 3D model files: rl1210a241k-etched.step / rl1210a241k-etched.glb carry the MPN laser-etched on the die in a toggleable Adom.LaserEtch group (Fusion-ready); rl1210a241k.step / rl1210a241k.glb are the bare package body.

Provenance

Data extracted from the manufacturer datasheet, not a distributor listing:

  • Datasheet: RUILON Shenzhen Ruilongyuan Elec datasheet (4 pp, sha256 e8cd1faffba96262, retrieved 2026-10-17, tier: lcsc)
  • Extractor: parts-factory 2.0.0 / extract_pins 0.3, primary claude-sonnet-5-5 (text+vision), consensus claude-opus-5-5 (agreed), guards: pin_guards 0.1: passed. Pins are checked against the footprint pad set and their cited datasheet pages before publish.
  • CAD: KiCad official libraries (CC-BY-SA 4.0).

Datasheet PDF