Shenzhen Pak Heng Electronics Co., Ltd.: 5Yrs

Shenzhen, Guangdong, China; Main products: resistors, Film Resistors, Wirewound Resistors, Cement Resistors, Aluminum housed/ceramic tube resistors

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Thermistor for Air Conditioner 2 Ohm Wirewound Variable Resistor

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100 Pieces(Min. Order)

Port Shenzhen Hong Kong
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Product Details

Place of Origin	Guangdong, China	Brand Name	Pak Heng- High Power Ceramic Resistors
Model Number	Coated High Power Ceramic Resistors (HPR)	Type	Variable Resistor
Technology	Wirewound	Package Type	Throught Hole
Resistance	0.1ohm to 1M2 ohm	Resistance Tolerance	± 5%, ± 10%
Rated Power	10W to 2000W	Temperature Coefficient	350ppm
Operating Temperature	-55C to +275C

Packaging Details

carton package for ceramic wirewound variable resistor

Product Description

Thermistor for air conditioner 2 ohm wirewound variable resistor

Coated High Power Ceramic Tube Resistors (HPR)

1,Surface glazed, won't be easily polluted or eroded by chemistry gas, hi8gh insulating capacity, can resist himidity and heat well, can be use in the atrocious environment.

2,Good overload and heat durability capacity, the useful time is longer than the others.

3,Resistance tolerance:±5%, ±10%

Test Item Test Condition Performance

Temperature coefficient ±300ppm/

Short time overload R≤±(2%R₀+0.05R)

Resistance to soldering heat R≤±(1% R₀+0.05R)

Solerability The soldering area is over 95%

Temperature cycling R≤±(1% R₀+0.05R)

Load life in humidity R≤±(5% R₀+0.05R)

Load life in heat R≤±(5% R₀+0.05R)

Nonflammability No visible flam

Description	Power	Tolerance	Range
HPR High power ceramic tube wire-wound resistors	10W,25W,50W,75W,100W,150W,200W,300W, ,400w,500w,600w,800w,1000w,1200W,1500W,2000W	±5% ±10%	0R1-100K
BHR Glaze high power ceramic tube wire-wound resistors		±5% ±10%	0R1-100K
FHR Flat type high power ceramic tube wire-wound resistors	10W,20W,30W,40W,55W,70W,95W	±5% ±10%	1R-100K

Part No.	Power	Dimensions(mm)									Resistance range
Part No.	Power	L1±1	L2±2	L3±2	L4±2	H1±1	H2±2	W±1	T±0.5	F±0.3	Resistance range
HPR10B	10W	28	47	57	67	25	39	12	5.2	3.0	0R1~2K5
HPR20B	20W	39	60	80	100	34	51	20	5.2	3.0	0R1~10K
HPR25B	25W	39	60	80	100	34	51	20	5.2	3.0	0R1~10K
HPR30B	30W	59	80	100	120	34	51	20	5.2	3.0	0R1~16K
HPR40B	40W	76	97	117	137	34	51	20	5.2	3.0	0R1~20K
HPR50B	50W	78	102	122	142	43.5	65	28	6.2	4.5	0R1~28K
HPR60B	60W	88	112	132	152	43.5	65	28	6.2	4.5	0R1~32K
HPR80B	80W	98	122	142	162	43.5	65	28	6.2	4.5	0R1~40K
HPR100	100W	128	152	172	192	43.5	65	28	6.2	4.5	0R1~48K
HPR120	120W	148	172	192	212	43.5	65	28	6.2	4.5	0R1~56K
HPR150	150W	158	182	202	222	43.5	65	28	6.2	4.5	0R1~60K
HPR200	200W	228	252	272	292	43.5	65	28	6.2	4.5	0R1~88K
HPR250	250W	255	280	300	320	43.5	65	28	6.2	4.5	0R1~96K
HPR300	300W	245	275	306	337	60	85	40	6.2	6.0	0R1~134K
HPR350	350W	265	295	326	357	60	85	40	6.2	6.0	0R1~145K
HPR400	400W	315	345	376	407	60	85	40	6.2	6.0	0R1~173K

Test Item	Test Condition	Performance
Temperature coefficient	Test the resistance value at normal temperature added 100℃,calculate per ℃ resistance value rate.	±350ppm/℃
Short time overload	According 10 times rated power to account the voltage or max .overload voltage (get the lower)for 5 seconds.	ΔR≤±(2%R₀+0.05Ω)
Resistance to soldering heat	Immerge into the 350±10℃ tin stove for 2~3 seconds.	ΔR≤±(1%R₀+0.05Ω)
Solderability	Immerge into the 260±5℃ 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 +275℃ for 30 min,then at +25℃ for 10~15min, 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-hours 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)m for 1000 hours (1.5 hours on and half-hours off) at the 70±2℃.	ΔR≤±(5%R₀+0.05Ω)
Nonflammability	Respectively load AC voltage by5,10,16 times rated power for 5 min.	No visible flame

HPR

50B

AP01

10R00

Product Name

Power

Tol.

Special Code

Forming

Ohm

Coated High Power Ceramic TubeResistors

25B=25W

50B=50W

100=100W

400=400W

J=±5%

K=±10%

0R100=0.1Ω

0R220=0.22Ω

10R00=10Ω

100R=100Ω

10K00=10KΩ

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Shenzhen Pak Heng Electronics Co., Ltd.

Shenzhen Pak Heng Electronics Co., Ltd. (shorted as Pak Heng) is a professional manufacturer of foreign-owned enterprise, having two factories in China. With 20,000-square-meter workshop, we are engaged in resistant cable design, R&D, production, and marketing, established in 1992. Our main products include Carbon Film Fixed Resistors, Metal Film Fixed Resistors, Metal Oxide Film Resistors, Cement Resistors, Wire-wound Resistors, Fuse Resistors, Metal Plate Non-inductive Cement Resistors, Wire-wound Non-inductive Resistors, Aluminum housed Wire-wound Resistors, Ceramic Tube Resistors, Metal Glaze Resistors, High-precision Metal Film Resistors, Jumper Wire Resistors, Heated Cement Resistors, Arrayed Resistors and Chip Resistors. Cables include HDMI (DVI), USB, INFINIBAND CABLE, SCSI, SATA, IEEE1394, POF, RG, FLAT LAN, MEDICAL CABLE, and ETC. We have strong technical strength and advanced equipment for production and test. Due to our outstanding quality and excellent service, we won a good reputation in the field of resistors and cables. Our main raw materials are all from Germany, Japan and Taiwan area. In the production, we strictly carry out the standards of ICE and the standards from State. We can also accord to customer's requirements to implement the JIS standards of Japan or the MIL standards of America. We attained the ISO9002:1994 certification in 1995, and succeeded in updating the new version of ISO9001:2000 in 2002. Our products attained Electrician Safe Quality authentication in 1997, CQC certification in 2003, and America UL certification of Fuse Resistors in 2004. As one of the SONY Green Partners, we keep according to the standards of SONY SS-00259 to manage the environment substance. Pak Heng is one of the biggest resistor & cable manufacturers in Mainland China, and has established long-term business relationships with various famous enterprises all over the world. In order to lead the resistors' filed, we follow the business tenet of "Excelsior Quality" and service promise of "Satisfying and Exceeding customers' requirements".

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Shenzhen Pak Heng Electronics Co., Ltd.: Contact nameBarbara Mu
Chat Now; Phone86-755-86229698; AddressBuilding B2, Plot A5, 3rd Industrial Zone, Yanchuan, Songgang Street, Baoan District, Shenzhen, Guangdong, China

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Thermistor for Air Conditioner 2 Ohm Wirewound Variable Resistor

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