News

Bradford, PA - July 23, 2024 - KOA Speer Electronics introduces the NV73S series multilayer type metal oxide varistor that handles a surge current of up to 6,000A, which is five times higher than existing products. The multilayer construction can absorb a large surge despite its small size. The two-way symmetries can absorb positive and negative surges. The NV73S replaces…more>

Bradford, PA – October 4, 2023 – KOA Speer Electronics introduces a one-watt 1206 size automotive current sense resistor, the new UR73VH2B. The UR73VH2B offers a higher power rating in the smaller 1206 package size. It extends the resistance range for the UR73V 2B by encompassing 100m to 1Ω, has a T.C.R. of ±100ppm/°C, and a standard tolerance…more>

Bradford, PA – June 10, 2021 – KOA Speer Electronics is adding a high power 0402 size to their SG73P series of anti-surge, pulse precision thick film chip resistors. The SG73P1EW has a power rating of 0.25 watt with a TCR as low as ±100ppm/°C. This represents a 100% increase in power compared to the existing SG73P 0402 package. The SG73P1EW provides…more>

Bradford, PA – January 28, 2020 – KOA Speer Electronics introduces the HV73V high voltage flat chip resistor designed specifically for automotive applications. The HV73V features a special inner electrode material that makes the resistor suitable for high voltages. The new HV73V achieves maximum working voltages 2.5 times higher with improved temperature cycling…more>

Bradford, PA – January 21, 2020 – KOA Speer Electronics introduces new higher power ratings for its SG73P Series of anti-surge, pulse precision thick film chip resistors. The new power ratings by size are 0.2W (0402), 0.33W (0603), 0.5W (0805), 0.75W (1206), and 1.0W (1210). Precision SG73P resistors feature tolerances from ±0.5% to ±5%, T.C.R.…more>

Bradford, PA - May 2, 2019 - KOA Speer Electronics has developed the new high reliability RN73R series metal film chip resistors to meet the demanding requirements of high heat and high moisture applications. These new resistors provide improved electrolytic corrosion resistance and high stability compared to KOA’s existing RN73 thin film resistors. The RN73R offers…more>

Bradford, PA - February 4, 2019 - KOA Speer Electronics has expanded its SR73-RT Series of Low Resistance Anti-Sulfuration Current Sense Resistors with a new 0402 Package size. The SR731E-RT will be available in ±1%, ±2%, and ±5% tolerances with resistance values from 1Ω up to 10 Ω, a power rating of 1/8 Watt and an operating temperature…more>

Bradford, PA – November 12, 2018 – KOA Speer Electronics introduces new high power options in its WK73R and WK73S resistor series. WK73R Thick Film Wide Terminal Resistors will now be available in WK732B15 (0612 size, 1.5 Watt), WK73R2H2 (1020 size, 2 Watt), and WK73R3A3 (1225 size, 3 Watt). WK73S Current Sense Wide Terminal Resistors will now be available…more>

Bradford, PA - October 25, 2018 - KOA Speer Electronics is expanding the WK73R and WK73S Series Thick Film Wide Terminal Resistors with several new power ratings and package sizes. These wide terminal resistors will now be available in WK73R1E (0204 size, 0.33 Watt), WK73S2A (0508 size, 1 Watt), WK73R2A (0508 size, 0.75Watt & 1 Watt) and WK73R2B (0612 size, 1 Watt).…more>

Bradford, PA – August 03, 2018 – KOA Speer Electronics announces its new WG73 wide terminal type surge current flat chip resistor available in a 1020 package with a 1Watt power rating. The WG73 resistor is superior to KOA’s WK73 series in pulse withstanding voltage. The anti-surge WG73 features a T.C.R. of ±100ppm/°C, a resistance range of…more>

Bradford, PA - May 31, 2018 - KOA Speer Electronics introduces a new 0.2mΩ resistance value to its PSJ2 series of Power Shunt Current Sense Resistors. This resistor features a 12 Watt power rating and is available in a 3920 package.  These power shunt resistors offer ultra low resistance suitable for large current sensing, as well as a broad operating temperature…more>

Bradford, PA - May 10, 2018 - KOA Speer Electronics introduces the WU732B15 wide terminal low ohm chip resistor available in a 0612 package with a 1.5Watt power rating. This resistor also has added a new T.C.R. of ±75 ppm/°C in a resistance range of 13m? ~ 27m?. The WU73 series also includes the WU732B resistor with a 1Watt power rating in a 0612 size and…more>

Bradford, PA - April 30, 2018 - KOA Speer Electronics, Inc. introduces the SG73G Series of Precision Surge Thick Film Chip Resistors featuring a high pulse resistance and ultra precision with tolerances of ±0.25% and ±0.5% and a T.C.R. of ±50ppm/°C. SG73G resistors are available with resistance values ranging from 10Ω ~ 1MΩ, power ratings…more>

Bradford, PA, February 21, 2017 – KOA Speer Electronics introduces the new TLR3APS Current Sense Resistor, featuring a 3 Watt power rating in a 2512 package. The TLR3APS is a metal plate resistor that provides excellent dimension accuracy and low height with a thickness as low as 0.6mm. In addition, it offers superior corrosion and heat resistance with an operating…more>

Bradford, PA – October 26, 2017 – KOA Speer Electronics introduces its new WK73R1J Thick Film Wide Terminal Resistors featuring a 0.5 watt power rating in a 0306 package. The WK73R1J is a thick film chip resistor that is able to achieve a high power rating of 0.5 watts due to its reverse geometry design, which provides for greater heat dissipation. In addition,…more>

Bradford, PA – September 5, 2017 – KOA Speer Electronics introduces the PSL2 Power Shunt Current Sense Resistor, featuring an 8 Watt power rating in a 2512 package. This new power shunt resistor offers ultra low resistance suitable for large current sensing. In addition, the PSL2 has a broad operating temperature range of  -65°C to +175°C.  KOA…more>

Bradford, PA – October 24, 2017 - KOA Speer Electronics, a leading supplier of passive electronic components, would like to announce they have added Halbar-RTS, Inc. to their Representatives Network. Halbar-RTS will be responsible for selling the entire KOA Speer product line in the Northwest territory.  Jeff Rice, President of KOA Speer Electronics, commented,…more>

Bradford, PA – June 22, 2017 – KOA Speer Electronics introduces the PSG4 Current Sense Power Shunt Resistor, featuring a power rating of up to 10 Watts in a 2726 package. The PSG4 provides for more accurate electric current detection due to its 4 terminal construction. In addition, it offers superior heat resistance with an operating temperature of -65°C…more>

Bradford, PA – May 22, 2017 – A new low T.C.R. and high temperature chip resistor with power ratings to 1/2 Watt in an 0805 package is now available from KOA Speer Electronics. The precision UR73V2A is designed for high accuracy and current detection and delivers a T.C.R. as low as ±75ppm/°C. UR73V2A current sense resistors feature resistance values…more>

Bradford, PA – April 6, 2017 – KOA Speer Electronics introduces the SR73-RT, a low resistance anti-sulfuration chip resistor. SR73-RT current sense resistors offer excellent anti-sulfuration characteristics due to the use of a special high sulfuration proof inner top electrode material and are designed for use in harsh environments with a high level of sulfur…more>