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UL Listed NFPA 496 Type Y & Z Electrical Enclosure Purging and Pressurization Systems America's Best UL Listed NFPA 496 Type Y & Z Electrical Enclosure Purging & Pressurization Systems
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UL Listed NFPA 496 Enclosure Purge Units

Type Y & Z
Purge Units

Product Accessories

America's Best NFPA 496 Type Y & Z Enclosure Purging Units

Pressure Switch Kits

Best Purging Systems Corporation offers Model EPSK Explosion Proof Pressure Switch Kits to complement our Universal Mount
Purge & Pressurization Units. These switches come complete with all essential fittings and mounting hardware, ready for installation and use.

When utilized in conjunction with Best Purging Systems Alarm Horns and Beacons, these switches can activate an alarm to warn operators
and maintenance personnel to the loss of safe pressure in a protected enclosure.

Best Purging Systems Corporation provides all necessary accessories to complete your installation easily!

  Click this image to learn more! Models EPSK-CD, EPSK-B24, EPSK-B120 & EPSK-B240
Explosion Proof Pressure Switch Kits

Provides Form C Contact for audible or visual safe pressure loss alarms

Set Point:
Mounting Style:
Pressure Limits:
Enclosure Rating:
Switch Type:
Pressure Ports:
Conduit Port:

Switch Rating:

Operating Temp:

Switch Rating:

Operating Temp:
Operating Voltage:

Common Specifications
0.15” w.c. ± 0.02” (on decrease)
Die-Cast Aluminum Housing w/ Zinc Bolts
3.50" H x 4.25" Diameter
Diaphragm Vertical
45" W.C.
NEMA 3, 7 & 9 (IP 54)
1/8" Female NPT
1/2" Female NPT

15 A @, 125, 250, 480 VAC, 60 Hz.
Resistive 1/8 HP @ 125 VAC, 1/4 HP @ 250 VAC
-40°F to 140°F
Class I, Division 1, Groups C & D
Class II, Division 1, Groups E, F & G

Model EPSK-B24, EPSK-B120 & EPSK-B240
10 A, 120/240 VAC, 28 VDC
Resistive 50 mA, 125 VDC
0°F to 140°F
24 VDC ±10%. 120 or 240 VAC ±10%
Class I, Division 1, Groups B, C & D
Open this Accessory’s Technical Bulletin in a separate window!

Contact us for sales and service of the world’s best enclosure purging and pressurization solutions

Use our team-monitored email links below for swift and professional response to your needs...
You may also use the on-line product registration link below to obtain an extended warranty.

We’re extremely dedicated to providing prompt and courteous service during every phase of our valued relationship!
Get full spectrum service from Best Purging for enclosure purging and pressurization solutions Product Registration Form

Best Purging Systems Corporation
Physical Address: 4725 Lawndale Street, La Marque, Texas 77568
Mailing Address:  P.O. Box 68 Hitchcock, Texas 77563
Phone: (844) 787-4348     |   Fax: (409) 935-5819
Office Hours:
 8 AM to 5 PM CST, Monday - Friday

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