Head for pilot light, Harmony XB5, red Ø22 mm grooved lens ba9s bulb, Schneider Electric, Mfr#: ZB5AV04S$8.35+
Monolithic pilot light, Harmony XB5, grey plastic, orange, 22mm, universal LED, plain lens, 24V AC DC, Schneider Electric, Mfr#: XB5EVB5$17.99+
Pilot light, Harmony 9001SK, plastic, polycarbonate, fresnel, blue, 30mm, LED blue, 120V, Square D, Mfr#: 9001SKP38LLL31$157.99+
Head for pilot light, Harmony XB4, green Ø22 mm with grooved lens BA9s bulb, Schneider Electric, Mfr#: ZB4BV03S$9.55+
Thermal Couple 6 Foot, 20 to 30mV, 72" L., Threaded, Tinnerman Clip, Robertshaw, Mfr#: 1970-072$16.19+