Comparison : Item # AI-4228-TF-LW140-3-R, 10 Milliampere (mA) Maximum Rated Current and Lead Wire Terminal Material Buzzer Indicator
Item # AI-4228-TF-LW140-4-R, 7 Milliampere (mA) Maximum Rated Current and Lead Wire Terminal Material Buzzer Indicator
Item # AI-4228-TWT-R, 10 Milliampere (mA) Maximum Rated Current and Gold (Au) Plated Phosphor Bronze Terminal Material Buzzer Indicator