KOA Speer Electronics, Inc.- Chassis Mount Resistors

KOA Speer Electronics, Inc. is a premier manufacturer of passive electronic components, primarily resistors and inductors. Headquartered in Bradford, Pennsylvania, USA, it is the North American subsidiary of Japan's KOA Corporation, founded in 1940. The company specializes in thick film, thin film, and current sense resistors, serving automotive, industrial, medical, and aerospace markets. Its flagship product series include the RK73 thick film chip resistors, SR73 current sensing resistors, and TF series thin film precision resistors. KOA Speer also offers a range of inductors and thermistors. Known for high reliability and precision, the company is a key supplier to demanding applications like engine control units and safety systems. With a strong R&D focus, it continuously advances thin film technologies and miniaturization. Globally, KOA Speer holds a significant market share in chip resistors, competing among the top passive component manufacturers. Their components are integral to power management, signal integrity, and circuit protection in electronics worldwide.

Chassis Mount Resistors - 型号列表

126 parts in total

Mfr Part #	Quantity Available	Price	Product Category	RoHS	Tolerance	Resistance	Power - Rated	Packaging	Termination Style	Type	Series	Operating Temperature	Package / Case	Temperature Coefficient	Factory Pack Quantity	Voltage Rating	Diameter	Product	Width	Lead Spacing	Pin Diameter	Size / Dimension	メーカ	Power - Peak Pulse	Resistance - Input	End - Size	Card Standard	Operating Temperature - Junction
CF1/2CR50J Current Sense Resistors - Through Hole 0.5ohms 5% KOA Speer	800	134: ¥0.51	Current Sense Resistors - Through Hole	RoHS Compliant	5 %	500 mOhms	500 mW (1/2 W)	Bulk	Axial	Carbon Film Leaded Resistor	CF	- 55 C to + 155 C	8.5 mm	- 450 PPM / C, + 350 PPM / C	1000	400 V	3 mm	-	-	-	-	3 mm Dia. x 8.5 mm L	-	-	-	-	-	-
SPRX1CT52RR20J Current Sense Resistors - Through Hole SPRX1 .2 5%TR 電力検出抵抗器 - スルーホール SPRX1 .2 5%TR KOA Speer	3944	1: ¥1.496	Current Sense Resistors - Through Hole	RoHS Compliant	5 %	200 mOhms	1 W	Reel	Axial	Power Carbon Film Leaded Resistor	SPR	- 55 C to + 200 C	Reel	350 PPM / C	-	-	-	-	-	-	-	-	KOA Speer	1 W	200 mOhms	Axial	電力検出抵抗器 - スルーホール	- 55 C to + 200 C
SPRX1/2CT52RR10J Current Sense Resistors - Through Hole .1 OHM FIXED METAL FILM 5% KOA Speer	3196	1: ¥1.564	Current Sense Resistors - Through Hole	RoHS Compliant	5 %	100 mOhms	1 W	Reel	Axial	Power Carbon Film Leaded Resistor	SPR	- 55 C to + 200 C	-	150 PPM / C	-	-	-	-	-	-	-	-	-	-	-	-	-	-
CF1/2CR68J Current Sense Resistors - Through Hole 0.68ohms 5% KOA Speer	2368	1: ¥1.292	Current Sense Resistors - Through Hole	RoHS Compliant	5 %	680 mOhms	500 mW (1/2 W)	Bulk	Axial	Carbon Film Leaded Resistor	CF	- 55 C to + 155 C	8.5 mm	- 450 PPM / C, + 350 PPM / C	1000	400 V	3 mm	-	-	-	-	3 mm Dia. x 8.5 mm L	-	-	-	-	-	-
CF1/4LT52RR47J Current Sense Resistors - Through Hole 0.47ohms 5% KOA Speer	4413	1: ¥3.808	Current Sense Resistors - Through Hole	No	5 %	470 mOhms	250 mW (1/4 W)	Reel	Axial	Carbon Film Leaded Resistor	CF	- 55 C to + 155 C	6.1 mm	-	5000	300 V	2.3 mm	-	-	-	-	2.3 mm Dia. x 6.1 mm L	-	-	-	-	-	-
CF1/4LR68J Current Sense Resistors - Through Hole 0.68ohms 5% KOA Speer	25	1: ¥4.326	Current Sense Resistors - Through Hole	No	5 %	680 mOhms	250 mW (1/4 W)	Bulk	Axial	Carbon Film Leaded Resistor	CF	- 55 C to + 155 C	6.1 mm	- 450 PPM / C, + 350 PPM / C	1000	300 V	2.3 mm	-	-	-	-	2.3 mm Dia. x 6.1 mm L	-	-	-	-	-	-
CF1/2CT52RR50J Current Sense Resistors - Through Hole 0.5 ohm 5% KOA Speer	10	1: ¥1.292	Current Sense Resistors - Through Hole	RoHS Compliant	5 %	500 mOhms	500 mW (1/2 W)	Reel	Axial	Carbon Film Leaded Resistor	CF	- 55 C to + 155 C	8.5 mm	- 450 PPM / C, + 350 PPM / C	4000	400 V	3 mm	-	-	-	-	3 mm Dia. x 8.5 mm L	-	-	-	-	-	-
CF1/2CT52RR68J Current Sense Resistors - Through Hole 0.68 ohm 5% KOA Speer	10	1: ¥1.292	Current Sense Resistors - Through Hole	RoHS Compliant	5 %	680 mOhms	500 mW (1/2 W)	Reel	Axial	Carbon Film Leaded Resistor	CF	- 55 C to + 155 C	8.5 mm	- 450 PPM / C, + 350 PPM / C	4000	400 V	3 mm	-	-	-	-	3 mm Dia. x 8.5 mm L	-	-	-	-	-	-
CF1/4LR47J Current Sense Resistors - Through Hole 0.47ohms 5% KOA Speer	10	1000: ¥1.02	Current Sense Resistors - Through Hole	No RoHS Version Available	5 %	470 mOhms	250 mW (1/4 W)	Bulk	Axial	Carbon Film Leaded Resistor	CF	- 55 C to + 155 C	6.1 mm	- 450 PPM / C, + 350 PPM / C	1000	300 V	2.3 mm	-	-	-	-	-	-	-	-	-	-	-
CF1/4LT52RR51J Current Sense Resistors - Through Hole 1/4watts 0.51ohms 5% KOA Speer	10	5000: ¥0.476	Current Sense Resistors - Through Hole	No	5 %	510 mOhms	250 mW (1/4 W)	Reel	Axial	Carbon Film Leaded Resistor	CF	- 55 C to + 155 C	6.1 mm	-	5000	300 V	2.3 mm	-	-	-	-	-	-	-	-	-	-	-
CF1/4LT52RR50J Current Sense Resistors - Through Hole 0.5ohms 5% KOA Speer	10	5000: ¥0.476	Current Sense Resistors - Through Hole	No	5 %	500 mOhms	250 mW (1/4 W)	Reel	Axial	Carbon Film Leaded Resistor	CF	- 55 C to + 155 C	6.1 mm	-	5000	300 V	2.3 mm	-	-	-	-	-	-	-	-	-	-	-
CF1/4LT52RR68J Current Sense Resistors - Through Hole 0.68ohms 5% KOA Speer	10	5000: ¥0.476	Current Sense Resistors - Through Hole	No	5 %	680 mOhms	250 mW (1/4 W)	Reel	Axial	Carbon Film Leaded Resistor	CF	- 55 C to + 155 C	6.1 mm	- 450 PPM / C, + 350 PPM / C	5000	300 V	2.3 mm	-	-	-	-	-	-	-	-	-	-	-
BPR58CR15J Current Sense Resistors - Through Hole 0.15 Ohm 5W 5% 350ppm KOA Speer	10	1: ¥4.724	Current Sense Resistors - Through Hole	RoHS Compliant	5 %	150 mOhms	5 W	Ammo	Radial	Rectangular Type Metal Plate Resistor	BPR	- 40 C to + 200 C	14 mm	350 PPM / C	-	-	-	Metal Element Current Sensing Resistors	5 mm	9 mm	0.8 mm	-	-	-	-	-	-	-
BPR58CR18K Current Sense Resistors - Through Hole 0.18 Ohm 5W 10% 350ppm KOA Speer	10	1: ¥7.548	Current Sense Resistors - Through Hole	RoHS Compliant	10 %	180 mOhms	5 W	Ammo	Radial	Rectangular Type Metal Plate Resistor	BPR	- 40 C to + 200 C	14 mm	350 PPM / C	-	-	-	Metal Element Current Sensing Resistors	5 mm	9 mm	0.8 mm	-	-	-	-	-	-	-
BPR58CR33J Current Sense Resistors - Through Hole 0.33 Ohm 5W 5% 350ppm KOA Speer	494	1: ¥4.488	Current Sense Resistors - Through Hole	RoHS Compliant	5 %	330 mOhms	5 W	Ammo	Radial	Rectangular Type Metal Plate Resistor	BPR	- 40 C to + 200 C	14 mm	350 PPM / C	-	-	-	Metal Element Current Sensing Resistors	5 mm	9 mm	0.8 mm	-	-	-	-	-	-	-
BPR58CR47J Current Sense Resistors - Through Hole 0.47 Ohm 5W 5% 350ppm KOA Speer	10	1: ¥4.488	Current Sense Resistors - Through Hole	RoHS Compliant	5 %	470 mOhms	5 W	Ammo	Radial	Rectangular Type Metal Plate Resistor	BPR	- 40 C to + 200 C	14 mm	350 PPM / C	-	-	-	Metal Element Current Sensing Resistors	5 mm	9 mm	0.8 mm	-	-	-	-	-	-	-
BPR58CR22J Current Sense Resistors - Through Hole 0.22 Ohm 5W 5% 350ppm KOA Speer	491	1: ¥4.488	Current Sense Resistors - Through Hole	RoHS Compliant	5 %	220 mOhms	5 W	Ammo	Radial	Rectangular Type Metal Plate Resistor	BPR	- 40 C to + 200 C	14 mm	350 PPM / C	-	-	-	Metal Element Current Sensing Resistors	5 mm	9 mm	0.8 mm	-	-	-	-	-	-	-
BPR58CR68J Current Sense Resistors - Through Hole 0.68 Ohm 5W 5% 350ppm KOA Speer	10	1: ¥4.488	Current Sense Resistors - Through Hole	RoHS Compliant	5 %	680 mOhms	5 W	Ammo	Radial	Rectangular Type Metal Plate Resistor	BPR	- 40 C to + 200 C	14 mm	350 PPM / C	-	-	-	Metal Element Current Sensing Resistors	5 mm	9 mm	0.8 mm	-	-	-	-	-	-	-
BPR58CFR27J Current Sense Resistors - Through Hole 0.27 Ohm 5W 5% 350ppm KOA Speer	10	1: ¥5.916	Current Sense Resistors - Through Hole	RoHS Compliant	5 %	270 mOhms	5 W	Ammo	Radial	Rectangular Type Metal Plate Resistor	BPR	- 40 C to + 200 C	14 mm	350 PPM / C	-	-	-	Metal Element Current Sensing Resistors	5 mm	9 mm	0.8 mm	-	-	-	-	-	-	-
BPR58CFR82J Current Sense Resistors - Through Hole 0.82 Ohm 5W 5% 350ppm KOA Speer	10	1: ¥5.916	Current Sense Resistors - Through Hole	RoHS Compliant	5 %	820 mOhms	5 W	Ammo	Radial	Rectangular Type Metal Plate Resistor	BPR	- 40 C to + 200 C	14 mm	350 PPM / C	-	-	-	Metal Element Current Sensing Resistors	5 mm	9 mm	0.8 mm	-	-	-	-	-	-	-

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KOA Speer Electronics, Inc.- Chassis Mount Resistors

Chassis Mount Resistors - 型号列表

Resistance

Power - Rated

Package / Case

Factory Pack Quantity

RoHS

Packaging

Type

Series

Operating Temperature

Temperature Coefficient

Tolerance

Voltage Rating

Diameter

Size / Dimension

Termination Style