EPD1S / EPD1H Low Cost Differential Pressure Switch Barksdale Operating: -20 to +165 F; storage: -65 to +200 F Working range: 0.22-12 psi (Range 32) or 3-150 psi (Range 40); proof pressure: 12 psi (Range 32) or 150 psi (Range 40) Polysulfone, 40% glass filled (process fitting and EPD1H enclosure) None Compare
E1S / E1H Econ-O-Trol Pressure Switch Barksdale Operating: -20 to +165°F (-29 to +74°C); storage: -65 to +200°F Ranges to 500 psi; proof pressure 1,000 psi (standard), 30 psi vacuum versions; see catalog for range-specific limits E1S: stripped, NEMA 1; E1H: anodized aluminum enclosure, NEMA 4 and IP65 UL / CSA (model dependent) Compare
DPD1T / DPD2T Diaphragm Differential Pressure Switches Barksdale -65 to +165°F (-54 to +74°C) Pressure ranges to 300 psi (150SS); vacuum ranges to 30 in. Hg (18SS) Anodized die-cast aluminum; NEMA 4; optional NEMA 4X Optional CSA Compare
AFS Differential Pressure Switches Automation Components Inc. -40 to 180ºF (-40 to 82ºC) 0.5 PSI Galvanized Steel CE, CSA, FM, UL Listed - USA & Canada Compare
DBL Differential Pressure Switches Automation Components Inc. -4 to 185ºF (-20 to 85ºC) 40” wc PA6.6, Polystyrene CE Compare
MSPS The Little General Pressure Switch Barksdale +20 to +165 F (-7 to +74 C) Range codes 05, 15 and 100 psi; adjustable switching limits vary by contact class; consult catalog for proof pressure Anodized aluminum base plate with polysulfone housing; stripped NEMA 1 UL Recognized / CSA; Optional NSF Compare
P1H Dia-Seal Piston Pressure Switch Barksdale -20 to 165°F (-29 to 74°C), standard 1600 psi maximum adjustable setpoint; 2000 psi proof Anodized aluminum Optional CSA Compare
96201 / 96211 / 96221 Compact Pressure Switches Barksdale -40 to 165°F (-40 to 74°C), model dependent 7500 psi adjustable setpoint; proof rating varies by range Plastic standard enclosure CSA, UL Recognized - USA & Canada Compare
D1T / D2T Terminal Block Diaphragm Pressure Switches Barksdale -40 to 165°F (-40 to 74°C), standard; hermetic model limits differ 150 psi maximum setpoint; proof pressure depends on range Anodized aluminum Optional UL / CSA Compare
CSP Compact Low Pressure Switches Barksdale -20 to 176°F (-29 to 80°C); UL ambient maximum 131°F (55°C) 150 psi maximum range; 350 psi proof Compact housing; brass process fitting UL Recognized - USA & Canada Compare
9681X / 9692X Explosion Proof Compact Pressure Switches Barksdale -4 to 104°F (-20 to 40°C), standard; -LT option has different limits 500 / 10000 psi maximum setpoint; 1000 / 15000 psi proof 316 stainless steel; optional aluminum with -K UL / CSA / ATEX / IECEx (model dependent) Compare
CSK Compact Pressure Switches Barksdale -20 to 180°F (-29 to 82°C) 3000 psi maximum range; 9000 psi proof Compact housing; zinc-plated steel fitting None Compare
Series 8000 Compact Pressure Switches Barksdale -40 to 167°F (-40 to 75°C), piston; diaphragm minimum -4°F (-20°C) 8700 psi maximum setpoint; proof rating varies by range Die-cast aluminum UL / CSA; Optional ATEX Compare
CSM Compact Pressure Switches Barksdale -20 to 176°F (-29 to 80°C); UL ambient maximum 131°F (55°C) 5000 psi maximum range; 9000 psi proof Compact housing; zinc-plated steel fitting UL Recognized - USA & Canada Compare
Series 9000 Compact Pressure Switches Barksdale -4 to 176°F (-20 to 80°C), ambient/media 5800 psi maximum setpoint; proof up to 8700 psi Aluminum standard None Compare
C9612 / C9622 Visual Indicating Sealed Piston Pressure Switches Barksdale -20 to 165°F (-29 to 74°C) 3000 psi maximum setpoint; 3000/7000 psi proof by range Anodized aluminum Optional UL / CSA Compare
Series 9048 Sealed Piston Pressure Switches Barksdale -40 to 165°F (-40 to 74°C) 12000 psi maximum setpoint; proof up to 20000 psi Anodized aluminum Optional UL / CSA Compare
Series 7000 Compact Pressure Switches Barksdale -40 to 180°F piston; 0 to 180°F diaphragm Setpoints to 3000 psi; proof to 6000 psi, range dependent Stainless steel body; NEMA 1 or 4 by connection UL Recognized / CSA (connection dependent) Compare
D1S / D2S / D1H / D2H Diaphragm Pressure Switches Barksdale -40 to 165°F (-40 to 74°C) Setpoints to 150 psi; proof to 300 psi, range dependent NEMA 1 stripped; NEMA 4 housed; optional NEMA 4X housed Optional UL / CSA Compare
CD1H / CD2H Calibrated Dial Diaphragm Pressure Switches Barksdale -40 to 165°F (-40 to 74°C) Setpoints to 150 psi; proof to 300 psi, range dependent NEMA 4; optional NEMA 4X CSA, UL Listed - USA & Canada Compare
D1X / D2X Explosion Proof Diaphragm Pressure Switches Barksdale -40 to 165°F (-40 to 74°C) Setpoints to 150 psi; proof to 300 psi, range dependent NEMA 4, 7, 9; ATEX construction IP66 UL / CSA; Optional ATEX Compare
B1S / B2S / B1T / B2T Bourdon Tube Pressure Switches Barksdale -40 to 165°F (-40 to 74°C) Setpoints to 18000 psi housed; proof limits vary by model/range Housed NEMA 4; optional NEMA 4X housed only Optional UL / CSA (housed models) Compare
P1X Explosion Proof Dia-Seal Piston Pressure Switch Barksdale -4 to 140°F (-20 to 60°C) 2000 psi proof pressure NEMA 7 and 9 CSA, UL Listed - USA & Canada Compare
B1X / B2X Explosion Proof Bourdon Tube Pressure Switches Barksdale -40 to 165°F (-40 to 74°C) Setpoints to 7200 psi; proof to 18000 psi, range dependent NEMA 4, 7, 9; ATEX construction IP66 UL / CSA; Optional ATEX Compare
KLK / KLM Compact Factory-Set Pressure Switches Barksdale KLK -40 to 80°C; KLM -20 to 80°C; EXI -40 to 75°C per catalog Operating to 400 bar KLK; KLM 40 bar standard / 150 bar HP S1 IP65; K2 IP67; optional IP69K with K2 only Optional ATEX Compare
UDS3V3 Electronic Pressure Switch Barksdale Medium -25 to 100°C; electronics -10 to 70°C Ranges to 600 bar; proof to 800 bar, range dependent IP65 UL Listed - USA & Canada Compare
BPS1000 Electronic Pressure Switch Barksdale Medium -40 to 85°C; electronics -40 to 80°C per datasheet Ranges to 400 bar; overpressure 1.5 x FS; burst 3 x FS Stainless steel housing; IP68 with mating connector None Compare
