Armstrong R40663-002 sensor and electrode, Q3300A 1009
$77.5777.57Armstrong R40663-002 sensor and electrode, spark flame rod assembly, Honeywell Q3300A1009; replaces 40663001, 40663-001, 40663002, 40663-002, 406632, 40663-2, R40663001, R40663-001, R40663002, 40663-002, R406632 and R40663-2.