Series A6 Durable Pressure Switch

Designed for Extended Duty, Simple and Reliable

Series A6 Durable Pressure Switches have been specifically designed to stand up to extended duty applications. These switches are constructed with a polyimide film diaphragm and are compatible with a variety of fluids. For ease of installation, the switches come with a 1/4" male NPT process connection and can be mounted in any orientation. The Series A6 pressure switches are compact and have great set-point integrity, and feature simple, easy set-point field adjustment.

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Product Applications

OEM
Process equipment
Process applications

Models & Ordering

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304 SS
Brass

Shipping Information

All shipping times are dependent on product availability at time of shipment.

Although we make every effort to ensure a continuous supply of our products, occasional circumstances may force us to temporarily run out of a product, or have shipping delays. Should this occur, customers will be notified soon after placement of any orders for such products and, if applicable, items will be put on backorder. For orders requiring expedited shipment, our customer service team can be contacted to confirm product availability

Model	Description	Usually Ships*	Price	Order
A6-153221 Ships: Next Day Price: $21.75	Pressure switch, set point range 0.5-1 ±0.3 psi (0.03-0.07 ±0.02 bar).	Next Day*	$21.75	Order
A6-253221 Ships: Next Day Price: $21.75	Pressure switch, set point range 1.1-3 ±0.5 psi (0.08-0.21 ±0.03 bar).	Next Day*	$21.75	Order
A6-353221 Ships: Next Day Price: $21.75	Pressure switch, set point range 3.1-7 ±1 psi (0.21-0.48 ±0.07 bar).	Next Day*	$21.75	Order
A6-453221 Ships: Next Day Price: $21.75	Pressure switch, set point range 8-13 ±2 psi (0.55-0.90 ±0.18 bar).	Next Day*	$21.75	Order
A6-553221 Ships: Next Day Price: $21.75	Pressure switch, set point range 14-24 ±3 psi (0.97-1.65 ±0.21 bar).	Next Day*	$21.75	Order
A6-653221 Ships: Next Day Price: $21.75	Pressure switch, set point range 25-50 ±5 psi (1.72-3.45 ±0.34 bar).	Next Day*	$21.75	Order
A6-753221 Ships: Next Day Price: $21.75	Pressure switch, set point range 51-90 ±7 psi (3.52-6.21 ±0.48 bar).	Next Day*	$21.75	Order
A6-853221 Ships: Next Day Price: $21.75	Pressure switch, set point range 91-150 ±10 psi (6.27-10.34 ±0.69 bar).	Next Day*	$21.75	Order

Specifications

Service:: Air, motor oils, transmission oils, jet fuels, and similar hydrocarbon media. (Not for water use).
Wetted Materials:: Base: 304 SS, Diaphragm: polyimide film.
Temperature Limits:: -40 to 248°F (-40 to 120°C).
Pressure Limits:: Operating Pressure: 150 psi (10.3 bar) for 0.5-24 psi set point ranges, 250 psi (17.2 bar) for 25-150 psi set-point ranges. Proof Pressure: 500 psi (34.5 bar). Burst Pressure: 750 psi (51.7 bar) for 0.5-24 psi set point ranges, 1250 psi (86.2 bar) for 25-150 psi set point ranges.
Enclosure Rating:: General purpose or with cover: IP65 - Weatherproof.
Repeatability:: ±10% of set point.
Switch Type:: 1 SPST NO, 1 SPST NC. NO and NC switch independent from each other.
Electrical Ratings:: Resistive: 15 A @ 6 VDC, 8 A @ 12 VDC, 4 A @ 24 VDC; Inductive: 1 A @ 120 VAC, 0.5 A @ 240 VAC.
Electrical Connections:: #8-32 screw terminals.
Process Connection:: 1/4" male NPT.
Mounting Orientation:: Switch can be installed in any position.
Set Point Adjustment:: Screw.
Weight:: 0.13 lb (0.06 kg).
Agency Approvals:: CE.

Features

High switch cycle means long life for extended duty applications
Mounting in any position and feature simple makes a reliable switching for equipment and OEM applications

Accessories

	Model Number	Description	Usually Ships*	Price	Order
	A-439	Weatherproof IP65 cover.	Next Day	$2.00	Order
	A-440	Weatherproof IP65 cover with fly-wire holes.	Next Day	$2.00	Order

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What is Deadband? Switch Actuation & Deactuation

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