The 37TB03B is a military-class 3-pole terminal block featuring molded-in double screw terminals in an improved Kulka design with reinforced straddle plates for enhanced strength and flexibility. It is rated for a maximum voltage of 300 V RMS with a dielectric withstand voltage of 3000 V RMS and carries a current rating of 15 A at 60 Hz. The block is constructed with a Valox 420-SEO grey base material rated to 130 °C, brass nickel-plated terminals and screws, and is mounted with #6-32 binder head screws on 3/8" centers. This terminal block is compliant with military specifications A-A-59125 and MIL-T-55164, making it suitable for military and aerospace applications requiring reliable power distribution and signal routing in harsh environments.