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Enamel Wire Wound Resistor

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Enamel wire wound resistor is coated with hard burnt glass material - enamel. Thiscoating can bear a high temperature of 350℃, making it widely applicable toauto electronics, household appliances, communication equipment, energy-savinglamp, automatic control device (like converter, etc.) and other fields.

Enamel Wire Wound Resistor

Performance of Enamel Wire Wound Resistor
Item Test method Requirement
Resistance Series, Tolerance E24 ±5% ±10%
Dielectric Strength (Only Insulation Type) AC1500V: 1 minute AC1500V: 1 minute No flashover or insulation breakdown.
Insulation Resistance (Only Insulation Type) DC500V: 1 minute DC500V1 minute >20MΩ/cm²
Solder Ability 265±5℃ and 2s+0.5s; immersion height: 1.5-2.0mm 265±5℃; 2s+0.5s; immersion height: 1.5-2.0mm △ R≤± (1%R+0.05Ω ) No visible damage; Surface area covered with new solder is >95%.
Terminal Strength 10N-10±0.5s 10N 10 ±0.5s △ R≤± (1%R+0.05Ω ) No visible damage
Short Time Overload 5x Rated power: 5s 5x Rated power: 5s △R≤± (1%R+0.10Ω ) No visible damage and clearly marked.
Resistance to Soldering Heat 350℃±10℃, immersion height: 3~3.5mm 350℃±10℃, immersion height: 3~3.5mm △R≤± (1%R+0.10Ω ) No visible damage
Vibration Min{10-500HZ and 0.75mm, 98m/s²}; x, y, z: totally 6h 1Min{10-500HZ and 0.75mm, 98m/s²}; x, y, z: totally 6h △R≤± (1%R+0.05Ω ) No visible damage
Load Life Under Room Temperature 1.5h on and 0.5h off: 1000h 1.5h on and 0.5h off: 1000h △R≤± (5%R+0.1Ω ) R>1GΩ
Moisture Resistance RH:90-95%; 40℃; 96h RH:90-95%; 40℃; 96h △ R≤± (5%R+0.1Ω ) R≥20M Ω/cm²

Derating Curve

Optional types
RX20 series enamel wire wound resistor




Resistance Tolerance: ±5%(J); ±10%(K)
Type Rated Power (W) Resistance Range(Ω) Dimensions (mm)
Fixed Variable L D d h I K b t t
RXYC-(2.5) (2.5) 5.2-430 - 26±1.6 13*1.3 4 ±0.5 27 ±2.5 - - 3.5 ±0.8 4.5 2
RX20-8 8 5.1-3.3K - 35±1.5 14±2 5.5 ±0.5 28.5±2.5 - - 3.5 ±0.8 4.5 2
RX20-10 10 5.1-10K 5.1-200 41 ±1.5 14±2 5.5 ±0.5 28.5±2.5 20 6+2 3.5 ±0.8 4.5 2
RX20-16 16 5.1-10K 5.1-220 45±1.5 17±2 8±0.5 31 ±25 23 6+2 3.5 ±0.8 4.5 2
RX20-(20) (20) 5.1-10K 5.1-220 51 ±2 17±2 8±0.5 31 ±23 30 6+2 3.5±0.8 4.5 2
RX20-25 25 10-24K 10-510 51 ±2 21 ±2.5 12 ±0.6 35±2.5 30 6+2 3.5±0.8 4.5 2
RX20-(30） (30) 10-30K 10-1K 71 ±2.2 21 ±2.5 12 ±0.6 36±25 44 6+2 3.5 ±0.8 4.5 2
RX20-40 40 20-51 K 20-1.2K 87±2.2 21 ±2.5 12 ±0.6 36±25 57 6+2 3.5 ±0.8 4.5 2
RX20-50 50 20-51K 20-1.2K 91 ±2.4 29±3 20±1.1 43±3 60 7+2 4.5±1 6 2.5
RX20-75 75 24-56K 20-1.5K 140±3 29±3 20±1.1 43±3 11 7+2 4.5 ±1 6 2.5
RX20-100 100 20-62K 24-2.7K 170 ±3.5 29±3 20±1.1 43±3 140 7+2 4.5±1 6 2.5
RX20-150 150 20-150K 20-4.3K 215 ±4 29±3 20±1.1 43±3 185 7+2 4.5 ±1 6 2.5

ZG11 series enamel wire wound resistor



Resistance Tolerance:  ±5%(J); ±10%(K)
Type Rated Power (W) Resistance Range(Ω) Dimensions (mm)
D d L L1 B1
ZG11-25 25 10-3.6K 13 ±0.9 50±1.5 42 ±2.5 21 ±4
ZG11-50 50 10-8.2K 13 ±0.9 90 ±2.5 80 ±3.5 21 ±4
ZG11-75 75 10-10K 13 ±0.9 160±3 148±5 25±4
ZG11-100 100 10-15K 18±1 170±3 155±5 25±4
ZG11-150 150 10-20K 18±1 215±4 203 ±6 25±4
ZG11-200 200 10-25K 18±1 267 ±4 250 ±6 25±4
ZG11-300 300 10-39K 24 ±1.2 220±4 200 ±8 45±5
ZG11-400 400 10-50K 24 ±1.2 332 ±5 310±8 45±5
ZG11-500 500 0.2-8.2K 30±1.5 300±5 290±8 48±5
ZG11-800 800 0.2-9K 40±1.5 300±5 290 ±8 58±5
ZG11-1000 1000 0.5-10K 45 ±1.5 300 ±5 290 ±8 60±5
ZG11-1200 1200 1-12K 45±1.5 380 ±5 365±8 60±5
ZG11-1500 1500 1-15K 45±1.5 420 ±5 405 ±8 60±5
ZG11-2000 2000 2-18K 45±1.5 520 ±5 500 ±8 60±5
2G11-2500 2500 5-20K 45 ±1.5 600 ±5 585±8 60±5
ZG11-3000 3000 5~25K 48 ±1.5 605 ±5 585 ±8 68±5

RXB flat enamel wire wound resistor



Power rating: 20W
Resistance range: 5.1Ω-5KΩ
Resistance tolerance: ±5%; ±10%


RXG1 enamel wire wound resistor



Ambient Temperature: -55℃~±350℃
Allowable Resistance Tolerance: ≥10Ω: ±200PPM/℃; ≤5-10Ω: ±400PPM/℃
<5Ω: -
Note: shape, dimension, resistance and accuracy can be provided by agreement.
Applicable Standard: SJ2746-87


Rated Power (W) Resistance Range( Ω) Dimensions (mm)
L±1 D±0.5 d
2.5 0.1-1K 12.7 5.6 +0.08 0.8 -0.05
4.3 0.1-4.7K 23 7
6 0.1-5.6K 22.2 8 +0.08 1 -0.05
10 0.1-6.8K 37
12 0.1-15K 53.5
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