Johnson Controls Inc. Control Products Div · Electronic Components
P77AAA-9300
Switch, Pressure
Part NumberP77AAA-9300
ManufacturerJohnson Controls Inc. Control Products Div
AvailabilityAvailable to order — request a quote
Specifications
NSN5930-01-224-1794 (NSN)
Federal Item NameSWITCH,PRESSURE
Federal Supply Class5930 — Switches
Pressure Switch TypeDIFFERENTIAL
Contact Voltage Rating In Volts380.0 AC AT SEA LEVEL SINGLE VOLTAGE
Mounting MethodBRACKET(S)
Overall Width53.0 MILLIMETERS NOMINAL
Contact Adjustment Range+0.00 TO 0.50 ACTUATION POINT INCHES OF MERCURY AND +2.00 TO 10.00 DEACTUATION POINT INCHES OF MERCURY
Nonpile Up Contact Arrangement1 POLE, DOUBLE THROW, BOTH POSITIONS MAINTAINED
Contact Action StimulusDECREASE
Contact Load Current Rating16.0 AMPERES RESISTIVE LOAD SINGLE VOLTAGE
Contact Adjustment TypeINTERNAL ACTUATION POINT SCREW AND INTERNAL ACTUATION POINT SCREW WITH SCALE
Pressure Connector TypePLAIN, THREADED EXTERNAL SINGLE CONNECTION
Media For Which DesignedGAS
Vendor Part NumbersW111111P1, HSA001116, P77AAA9300, CS1.000.119
RH Electronics, Inc. — independent stocking distributor since 1982.
Every shipment inspected on receipt · ISO 9001:2015 · ANSI/ESD S20.20 · ERAI member since 1998 · GIDEP participant
Every shipment inspected on receipt · ISO 9001:2015 · ANSI/ESD S20.20 · ERAI member since 1998 · GIDEP participant
Frequently asked
Is P77AAA-9300 available?
We can source P77AAA-9300 even if it isn't in our active stock list. As an independent distributor we reach inventory outside the franchise channel — including hard-to-find and obsolete parts. Send us a quote request.
Is P77AAA-9300 by Johnson Controls Inc. Control Products Div obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If P77AAA-9300 has been discontinued, we can often source remaining stock or qualified alternates. Contact us with your quantity and target date.
How does RH Electronics verify parts like P77AAA-9300?
Every incoming shipment is inspected under our ISO 9001:2015 quality system — documentation, markings, and construction checked against known-good references. For deeper analysis, we direct work through accredited independent labs. We've been an ERAI member since 1998 and a GIDEP participant.
Can you find a cross-reference or alternate for P77AAA-9300?
Yes. Our team reads part numbers the way they were designed — decoding family, speed, temperature grade, package, and reliability level — to identify acceptable alternates when the exact part isn't available. Submit a quote request and we'll advise.