Low/High Temperatures [Classic 21 Series]

Scraped SKU: 48466 Price: 201.75 USD 2026-06-05 01:40:23

Attributes

Part Number2154B4011

Description

- ¼” to 1 ½” Port Sizes - 2, 3 or 4-way valves - High Temperature and Low Temperature Applications - Readily Adaptable to Vacuum Service - Extreme Temperature Range Options including up to 300° F (150° C) for pressure controlled models and down to -40° F (-40° C) with Buna-N Seals

Specifications

VALVE TYPEDirectional Control
SERIES21
APPLICATIONHigh Temperature
ACTUATIONPneumatic
FUNCTION3/2 Single Pilot
DEFAULT POSITIONNormally Open
RETURNSpring
THREAD TYPENPT
INLET PIPE SIZE1/2"
OUTLET PIPE SIZE1/2"
EXHAUST PIPE SIZE1/2"
CONSTRUCTIONPoppet
MOUNTINGInline
CONNECTIONHardwired
PILOT TYPEInternal/External
MANUAL OVERRIDENon-locking
SIZE3/8
CV (1-2)3.0
CV (2-3)5.2
DUTY RATINGContinuous Duty
POWER CONSUMPTION87 VA inrush, 30 VA holding on 50/60 Hz
AMBIENT TEMPERATURE0 to 250 F (-17 to 122 C)
MEDIA TEMPERATURE0 to 300 F (-17 to 150 C)
FLUID MEDIAFiltered air
OPERATING PRESSURE30 to 150 psig (2 to 10 bar)
PILOT SUPPLY MINIMUMEqual to or greater than inlet pressure
LENGTH3.56 in (90 mm)
WIDTH3.11 in (79 mm)
HEIGHT3.71 in (94 mm)
WEIGHT1.8 lb (0.8 kg)
VALVE BODY MATERIALCast Aluminum
POPPET/SPOOL MATERIALAluminum and Stainless Steel
SEAL MATERIALFluorocarbon

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