1 Watt 0.01 ohm Wirewound Fixed Resistor with 5% Resistance Tolerance

 

Features:

1. Good heat-durability. Low temperature coefficient, low noise, high load power

2. Operating ambient temperature: :-55℃～+275℃

3. Surface is nonflammable, the 1/4W-6W coating is gray white and indicate the resistance value by color ring; the 7W or over will indicate the resistance value by lettering and coats green.

4. Resistance tolerance: ±1%、±2%、±5%、±10%

 

Strucrual Drawing:

A、 High heat exchanged Ceramic core.

B、 Nickel Chrome or nickel an copper alloy.

C、 Iron Cap.

D、 Sillicon resin coating.

E、 Color Ring.

F、 Tinned copper lead wire.

 

Product Specification

Part No.	Power	Resistance range	Dimensions(mm)			Max. working voltage	Max. overload voltage	Max. insulation voltage
			L±1	D±0..5	d±0.05
KNR014	1/4W	0R5-750R	6.0	2.3	0.52	150V	300V	250V
KNR012	1/2W	0R01-1K5	9.0	3.2	0.58	150V	400V	250V
KNR01B	1W	0R01-1K5	9.0	4.5	0.75	150V	400V	250V
KNR02B	2W	0R01-3K3	11	5.0	0.75	250V	400V	350V
KNR03B	3W	0R01-4K7	15	6.0	0.75	350V	600V	500V
KNR04B	4W	0R01-8K2	17	6.0	0.75	350V	600V	500V
KNR05B	5W	0R01-8K2	17	8.0	0.75	350V	600V	500V
KNR06B	6W	0R02-12K	25	8.0	0.75	500V	600V	750V
KNR07B	7W	0R03-18K	31	8.0	0.75	500V	600V	750V
KNR08B	8W	0R03-27K	41	8.0	0.75	500V	600V	750V
KNR09B	9W	0R04-33K	52	8.0	0.75	750V	800V	1000V
KNR10B	10W	0R04-33K	52	8.0	0.75	750V	800V	1000V

Rated Power Derating Curve：

Performance Test：

Test Item	Test Condition	Performance
Temperature  coefficient	Test the resistance value at normal temperature and normal temperature added 100℃,calculate per℃ resistance value change rate .	±300ppm/℃
Short time overload	1/4~4W: According 5 times rated voltage, 5~10W: According 10 times rated power to account the voltage or Max.overload voltage (get the lower) for 5 seconds.	ΔR≤±（2%R0+0.05Ω）
Pulse overload	At 4 × rated voltage or Max. pulse overload voltage (get the lower) cycle 10000±200 times(1 second on, 25 seconds off ).	ΔR≤±（1%R0+0.05Ω）
Resistance to soldering heat	Immerge into 350±10℃ tin stove for 2~3 seconds.	ΔR≤±1%R0
Solderability	Immerge into 245±3℃ tin stove for 2~3 seconds.	The area of soldering is over 95%
Temperature cycling	At  -55℃ for 30 min, then at +25℃ for 10~15 min, then at +125℃ for 30 min, then at +25℃ for 10~15 min, total 5 cycles.	ΔR≤±（1%R0+0.05Ω）
Load life in humidity	Overload rated voltage or Max.working voltage (get the lower) for 1000 hours (1.5 hours on and half-hour off ) at the 40±2℃ and 90~95% relative humidity.	ΔR≤±（5%R0+0.05Ω）
Load life in heat	Overload rated voltage or Max.working voltage (get the lower ) for 1000 hours (1.5 hours on and half-hour off) at the 70±2℃.	ΔR≤±（5%R0+0.05Ω）
Nonflammability	Respectively load AC voltage by 5、10、16 times rared power for 5 minutes.	No visible flame

Product Qualification

Certificates:

Means of Delivery:

Our Shipment:

1. We will ship the goods within 1-3 work days after payment confirmation.

2. We can ship goods via DHL/Fedex/UPS/TNT/EMS. Pls tell us which you prefer. We suggest DHL, because it is cheapest and fast in China.

3. We are not responsible for any accidents, delays or other situations related with shipping company. But we will keep focus on the package tracking.

4. Any import fees or charges are the buyer's responsibility.

 

FAQ:

Q1: How to guarantee the Quality of Industrial Parts?

A1: We have the integrated system for industrial parts quality control. We have IQC(income quality control), IPQCS(in process quality control section), FQC(final quality control) and OQC(out-going quality control) to control each process of industrial parts production.

 

Q2: What’s the Advantage of Your Parts for Industry Products?

A2: The advantage of our products is the competitive prices, fast delivery and high quality. Our employees are responsible-oriented, friendly-oriented and diligent-oriented. Our products are featured by strict tolerance, smooth finish and long service time.

Q3: Why Should Choose Us?

1. We have more than 20 years of experience in electronics industry and strictly follow the international standard in manufacturing.

2. We cooperate with a large number of high-quality suppliers.

3. We have a professional team, our customer concept is “customer first, excellent service”.

About Us

We are specializes in a great variety of resistors, (low, high resistance value supply by your request). It can be widely used in various kinds of industry line, such as TV, Audio, Monitor, New Energy, Lighting, Transducer, Power Supply, UPS, Digital Products, Charger, Household Appliances, Apparatus, Electric Welding Machine, Elevator and other industries.

PakHeng Electronics is one of the leading 1 watt 0.01 ohm wirewound fixed resistor with 5% resistance tolerance manufacturers and suppliers in China, offering the free sample and competitive price. Welcome to wholesale the high quality bulk resistors made in China from us. It if of good performance and high safety.