ALUMINUM HOUSED POWER WIREWOUND 25 WATT Value in Ohms 0.05 0.1 0.2 0.5 1.0 2.0 2.5 3.0 NTE Stock Number 25WMD05 25WMD10 25WMD20 25WMD50 25WM1D0 25WM2D0 25WM2D5 25WM3D0 NTE Stock Number Value in Ohms 25WM4D0 25WM5D0 25WM010 25WM012 25WM015 25WM016 25WM020 25WM025 4.0 5.0 10 12 15 16 20 25 Value in Ohms 27 30 33 35 40 47 50 60 NTE Stock Number NTE Stock Number Value in Ohms 25WM027 25WM030 25WM033 25WM035 25WM040 25WM047 25WM050 25WM060 Value in Ohms 25WM075 25WM110 25WM112 25WM115 25WM120 25WM125 25WM127 25WM130 75 100 120 150 200 250 270 300 330 400 470 500 560 750 1.0K 1.5K NTE Stock Number NTE Stock Number Value in Ohms 25WM133 25WM140 25WM147 25WM150 25WM156 25WM175 25WM210 25WM215 2.0K 2.5K 3.0K 3.3K 3.5K 4.0K 5.0K 10K 25WM220 25WM225 25WM230 25WM233 25WM235 25WM240 25WM250 25WM310 Value in Ohms 15K 20K 25K 30K 40K 50K 75K NTE Stock Number 25WM315 25WM320 25WM325 25WM330 25WM340 25WM350 25WM375 50 WATT Value in Ohms 0.05 0.1 0.2 0.5 1.0 2.0 2.5 3.0 NTE Stock Number 50WMD05 50WMD10 50WMD20 50WMD50 50WM1D0 50WM2D0 50WM2D5 50WM3D0 NTE Stock Number Value in Ohms 4.0 5.0 10 12 15 16 20 25 50WM4D0 50WM5D0 50WM010 50WM012 50WM015 50WM016 50WM020 50WM025 Value in Ohms 27 30 33 35 40 47 50 60 NTE Stock Number NTE Stock Number Value in Ohms 50WM027 50WM030 50WM033 50WM035 50WM040 50WM047 50WM050 50WM060 75 100 120 150 200 250 270 300 Value in Ohms 50WM075 50WM110 50WM112 50WM115 50WM120 50WM125 50WM127 50WM130 330 400 470 500 560 750 1.0K 1.5K NTE Stock Number NTE Stock Number Value in Ohms 50WM133 50WM140 50WM147 50WM150 50WM156 50WM175 50WM210 50WM215 2.0K 2.5K 3.0K 3.3K 3.5K 4.0K 5.0K 10K 50WM220 50WM225 50WM230 50WM233 50WM235 50WM240 50WM250 50WM310 Value in Ohms 15K 20K 25K 30K 40K 50K 75K 100K NTE Stock Number 50WM315 50WM320 50WM325 50WM330 50WM340 50WM350 50WM375 50WM410 SPECIFICATIONS Electrical Characteristics NTE Number Resistance Range (Ohms) Tolerance (%) Voltage (Volts) 25WMD05 to 25WMD50 25WM1D0 to 25WM010 25WM012 to 25WM320 25WM325 to 25WM375 50WMD05 to 50WMD50 50WM1D0 to 50WM010 50WM012 to 50WM320 50WM325 to 50WM410 0.05 to 0.5 1.0 to 10 12 to 20K 25K to 75K 0.05 to 0.5 1.0 to 10 12 to 20K 25K to 100K 1 1 1 5 1 1 1 5 550 550 550 550 1250 1250 1250 1250 Operating Temperature (Topr) -55 -55 -55 -55 -55 -55 -55 -55 to +275 to +275 to +275 to +275 to +275 to +275 to +275 to +275 Temperature Coefficient (PPM/ C) C C C C C C C C 90 50 20 20 90 50 20 20 Mechanical* (Typical, inches) NTE Number A ( .005) B ( .005) C ( .031) D ( .052) E ( .015) F ( .015) G ( .015) J ( .010) L ( .005) N ( .005) O ( .062) P ( .031) Q (AWG) R ( .032) 25WMD05 to 25WM375 .719 .781 1.062 1.938 .530 1.080 .560 .260 .125 .086 .438 .391 12 .140 50WMD05 to 50WM410 1.563 .844 1.968 2.781 .615 1.140 .615 .300 .125 .086 .438 .422 12 .140 * These dimensions are for reference only, please consult the factory for actual size. L Q E P B R G J N A C F O D 26 NTE Electronics, Inc. Voice (973) 748-5089 FAX (973) 748-6224 http://www.nteinc.com