6 Series Vacuum, Pressure Switch



The J6 is a reliable, sensitive pressure switch, originally designed for instrument air applications in process plants. Its compact design and combination of set-point sensitivity and narrow or optional adjustable deadband, offers cost-saving solutions for a variety of applications.


Technical Brochure

Customer Drawings

Product Certifications/Approvals

Product Installation & Maintenance


Product Overview




The J6 is ideally suited for a wide range of industrial processes such as alarm/shutdown and low/high service pressures. OEMs also utilize the J6 in machinery and equipment for threshold protection.


Rugged, NEMA 4X, epoxy coated enclosure

Single switch output

SPDT switch output

Adjustable deadband versions available

Adjustable ranges:

       • 30 "Hg Vac to 6000 psi

       • 1 bar Vac to 414 bar

  Approvals: UL, CSA, CE

  Optional ATEX or GOST intrinsic safety compliance

  Designed to meet Enclosure Type 4X

  SPDT switch output

  Adjustable deadband option for precise on-off control

  Brass or welded stainless steel bellows sensors

  External manual reset option





  Gasketed, Die Cast Aluminum  Enclosure with Epoxy Coating

  SPDT Switch Output

  Adjustable Deadband Option

  Sealed, Isolated Metal Bellows Sensors

  Adjustable Pressure Ranges:

 30 ”Hg Vac to 6000 psi

 (-1 to 414 bar)




Storage Temperature                 -65 to 160°F (-54 to 71°C)


Ambient Temperature                -40 to 160°F (-40 to 71°C); set point typically shifts less than 1% of range for

   Limits                                          a 50°F (28°C) ambient temperature change


Set point                                     Models S126B-S164B, 126-364, 680: ± 1% of adjustable range; models

    Repeatability                             610-614: ± 1.5% of adjustable range


Shock                                          Set point repeats after 15 G, 10 millisecond duration


Vibration                                      Set point repeats after 2.5 G, 5-500 Hz


Enclosure                                    Die cast aluminum, epoxy powder coated, gasketed; captive cover screws


Enclosure Classification            Designed to meet Enclosure Type 4X requirements


Switch output                              One SPDT; switch may be wired “normally open” or “normally closed"


Electrical rating                           15 A 125/250/480 VAC resistive. Electrical switches have limited DC

                                                         capabilities. Consult factory for additional information


Weight                                          Approx. 1 lb., 8 oz. (0.68 kg.)


Electrical  Connection                1/2” NPT (female)


Pressure Connection                 All models 1/4” NPT (female) except models S126B-S164B: 1/2” NPT (female)


home / products / general purpose / 6 series

Tel:  (617) 926-1000

Fax: (617) 926-4354

Do you have a  customer service or technical question?  Please email us and we will get back to you.

180 Dexter Avenue, Watertown, MA  02472-4200