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Unloader w/Switch & Injector, 3650 PSI, ST-261/SI-3

SKU: 8.904-577.0 Category:
  • PSI: 500-3650
  • GPM: 3.35-5.0
  • 3/8″ FPT Inlet & Outlet
  • 1/4″ FPT Bypass
  • Max Temp: 176°F
  • Includes 2.4 mm Chemical Injector
  • Includes NC Micro Switch
  • 115 VAC, 5 Amps – 230 VAC, 3 Amps

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Part Number: 8.904-577.0
OEM / Old Part Number(s): 46269, 889045770

This 8.904-577.0 Suttner ST-261/SI-3 Unloader Valve is designed with a stainless steel plunger and seat and viton seals. Operating pressure can be set from 500 – 3650 PSI, up to 176 Degrees F temperature. Included is a 2.4mm Non-Adjustable chemical injector rated for up to 5.0 GPM, and a Normally Closed Micro Switch rated for use at 5A @ 115 volts or 3A @230 volts.

Weight 1.95 lbs
Dimensions 4.5 × 8.5 × 2.75 in
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