Halstead Best 30 40 50 60 80 Honeywell W4115A1004 Aquastat PCB 988301 600513

Halstead Best 30 40 50 60 80 Aquastat PCB Assy 988301 600513. Part No.988301. Superseded Part No.600513. Halstead Best 30 (GC No. 41-333-50). Halstead Best 30db (GC No. 41-333-74). Halstead Best 40 (GC No. 41-333-51).

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