Profile: Special Hermetic Products, Inc. offers hermetic products and services. Our products include hermetic EMI capacitors, high frequency feedthrus, connectors and micro D connectors. Our EMI capacitors are designed to minimize stress/strain on both the internal components and the external solder joints which connect them to their host housing. Our solder sleeves provide a convenient method for making in line splices for attaching wires to feedthru, header or connector pins.