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SPI 50A001B, Model SSC1BB, BIO Simplex – BIO Aerobic (Demand)
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SPI 50B021-120DT-1CAL, Model 120-DT-1CAL, BIO Duplex – Spray (Timer)
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SPI 50B021-120/240DT, Model 120/240 DT, BIO Duplex – Spray (Timer)
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SPI 50B016, Model HWA88, BIO Simplex – Demand (No Timer)
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SPI 50B109, Model CAV, BIO Simplex – Spray (Timer)
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SPI 20A501-M, Model 1002027, Pump Down Mercury-Activated Double Heavy-Duty Mechanical Float Switch
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SPI 20A501, Model JTFD-060-U1500, Pump Down Mechanically-Activated Double Heavy-Duty Mechanical Float Switch
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SPI 20A413, Model 20SRDNOP, Pump Down Standard-Duty Mercury Float Switch
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SPI 20A617-E, Model 50CMDPC-E, Pump Down E-Pilot Series Mechanical Control Duty Switch
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SPI 20A601-E, Model 10CMDPC-E, Pump Down E-Pilot Series Mechanical Control Duty Switch
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SPI 20A713, Model 30CRDPC, Pump Down M-Pilot Series Mercury Control Duty Switch
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SPI 20A706, Model 15CRDSW, Pump Down M-Pilot Series Mercury Control Duty Switch with external weight
