Humidity, Pressure And Flow Control

  • Items 1-24 of 217. Page 1 of 10.
EPP302 Barber Colman
Dry Differential Pressure / Velocity Transducer, Panel Mount, Range: 0-10"W.C./0-2.500kPa 1.0/2.5/5.0/10 in. WC FS, switch selectable REPLACES: EPP102

Schneider Electric

EPP302

3606489728328

$247.31 EA
$466.62
27 In Stock
2374-504 Robertshaw
Manual Reset Differential Pressure Airflow Switch, . SPST normally Closed Switch Range .4-12" wc 15a Up to 277v 51320 40PN37 141-0575 Hays Cleveland AFS460

Robertshaw

2374-504

020967745028

$111.57 EA
$208.54
10 In Stock
A-345 Dwyer
Flange for Pitot Tube (A301)

Dwyer Instruments

A-345

$16.05 EA
$30.29
128 In Stock
2374-499 Robertshaw Afs-222-341
Air Flow Switch Adjsutable range .07 to 12" WC. SPDT switch rated at 5 Amps. Temp -40 to 190F.

Robertshaw

2374-499

020967744991

$55.07 EA
$102.94
85 In Stock
A-301 Dwyer
Static pressure probe PITOT TUBE for 1 WC or higher. Use with any static pressure switch or controller. 1/4 inch compression connection. Order A345 duct mounting flange separately

Dwyer Instruments

A-301

$18.95 EA
$35.75
57 In Stock
22RTH-59M0A Belimo
Room sensor Humidity / Temperature active, two analog outputs, NTC10K type III, NFC, 0...5 V, 0...10 V, 2...10 V, MP-Bus, Belimo Display App and LED, PC, white, RAL 9003

Belimo

22RTH-59M0A

$191.00 EA
$382.00
3 In Stock
FS251 Mcdonnell & Miller 120611
Paddle type flow switch 1 NPT Replaces FS4-3 1" McDonnell Miller paddle type flow switch. 1 inch NPT tap with 1, 2, 3, & 6 inch paddles. SPDT switch 7.4A @ 120 volts. Maximum pressure 160 PSI. Maximum fluid velocity 10 ft per second. Temperature 32 to 250F. NEMA 1 Replaces FS4-3(114400).

McDonnell & Miller

FS251

120611

$198.55 EA
$397.10
107 In Stock
A-417A Dwyer Room Static Pressure
pickup. Stainless steel 2 x 4 plate with 1/4 barb connection. A-417A

Dwyer Instruments

A-417A

$17.32 EA
$32.67
35 In Stock
EPP301 Schneider Electric
Dry Differential Pressure / Velocity Transducer, Panel Mount, Range: 0-1"W.C./0-250Pa 0.1/0.25/0.5/1.0 in. WC FS, switch selectable. When selecting bi-directional the sensing range is both positive and negative centered around zero.

Schneider Electric

EPP301

3606489709556

$247.31 EA
$466.62
19 In Stock
TL25PLM1/4-4 Weiss Tl25-100-4l
Pressure Gauge. 0-100 PSI. 2.5 Face. 1/4 Mpt Bottom Mount.

Weiss Instruments

TL25PLM1/4-4

688472801334

$14.07 EA
$26.55
57 In Stock
A-306 Dwyer
Outdoor Static Press Tip * Outdoor Static Pressure Sensor. Provides average Outdoor Pressure Signal For Reference In Bldg. Pressure Applications includes Sensor. 50 Ft. Tubing Bracket And Hardware.

Dwyer Instruments

A-306

$97.51 EA
$183.98
25 In Stock
NS2000031 Sealed Unit Parts
Air Pressure switch .1 to 10in 2374-510

Supco

NS2000031

687152213665

$34.24 EA
$64.60
67 In Stock
22ADP-584 Belimo
Differential pressure sensor air, 0-10 inch WC selectable ranges of 0-.4, 0-1, 0-2, 0-4, 0-6, 0-8, 0-10"w.c. Requires 24vac power supply or 15-24vdc power supply. Single analog output of 0-5VDC/0-10VDC/4-20mA. Nema 4x/IP65 rated enclosure. Input range is selectable from 8 different ranges.

Belimo

22ADP-584

$194.01 EA
$388.01
17 In Stock
24-013 United Electric Diff
Pressure Switch Control Range 1-10psi Differential- Wet to Wet Differential Fixed @ .75psi 1/4"fpt Connections. Max pressure 150psi Replaces: Carrier HK06ZC033 24-01396162 Water Pressure Differential

United Electric

24-013

$253.01 EA
$477.37
16 In Stock
22DTH-51M Belimo
Humidity sensor duct mounted, 0-100% RH non condensing, 5" insertion length, 0-5, 0-10vdc selectable output. 2% accuracy between 10-90%, Requires 24vac power supply or 15-24vdc power supply. Single analog output, Nema 4x/IP65 rated enclosure.

Belimo

22DTH-51M

$202.51 EA
$405.02
8 In Stock
A-302 Dwyer Static Pressure Tip. 6"
with 90 bend. 1/4 barb connection. Order A345 flange seperately. Pitot tube with barb.

Dwyer Instruments

A-302

$17.88 EA
$33.74
83 In Stock
TBG16A-600R Johnson Controls
Steam Syphon Loop Straight-Through 1/4" MPT On Both Ends includes Male To Male Pipe Adaptor. w/ Coupling johnson controls pigtail

Johnson Controls

TBG16A-600R

10785028375206

$42.87 EA
$80.89
36 In Stock
C6097B3028 Honeywell
High gas pressure switch. Range 1 to 20 inches breaks on a pressure rise. Manual Reset. 1/4 FNPT mount. Maximum pressure 8.5psi w/ vent, 7psi w/o vent line.

Honeywell

C6097B3028

085267796378

$202.61 EA
$397.27
21 In Stock
L404F1060 Honeywell
Pressure Switch For Steam Air And Non- Combustible Gases. SPDT snap acting switch, 2-15 PSI range. Makes R to W and breaks R to B on pressure rise to setpoint. Adjustable differential 2-6 PSI Does not include siphon loop.

Honeywell

L404F1060

085267049962

$257.77 EA
$505.43
26 In Stock
TL40-100-4L Weiss Tl40-100-4l
4.0" Press Gauge 0-100 PSI * Pressure Gauge. 0 to 100 PSI. 4.0" Face. 1/4 Mpt Bottom Mount. REPLACES: TL35PLM1/4-4, TL35-100-4L AND TL45PLM1/4-5 , TL45PLM1/4-4

Weiss Instruments

TL40-100-4L

$19.46 EA
$36.72
52 In Stock
GML-A4-4-4 Dungs 266945 217340
1 TO 20" WC Pressure Switch, Manual Reset, For Use with Natural Gas, Liquid Propane or Air HONEYWELL EQUIVALENT: C6097A3012

Karl Dungs

GML-A4-4-4

$183.27 EA
$345.80
25 In Stock
L4079B1033 Honeywell
2-15 PSI SPST MR High PSI Limit. Break on rise. 1/4 FPT Bottom Mt. 120/240 9.8/4.9 Amps. Max 25 PSI. Repl FOR: L404C1105, L404C1147.

Honeywell

L4079B1033

085267053082

$249.81 EA
$489.83
27 In Stock
C6097A3012 Honeywell
Low Gas Pres. Manual 1-20" * Low gas pressure switch. Range 1 to 20 inches, breaks on pressure fall. Manual reset. 1/4 FNPT mount. Maximum pressure 8.5 psi W/ vent line, 7psi w/o vent line. Consider GML-A4-4-4 Replaces: C6097A1012

Honeywell

C6097A3012

085267709088

$205.80 EA
$403.53
13 In Stock
FS254 Mcdonnell & Miller 120610
Paddle type flow switch with weatherproof NEMA 4 enclosure. 1 inch NPT tap with 1, 2, 3, & 6 inch paddles. SPDT switch 7.4A @ 120 volts. Maximum pressure 160 PSI. Maximum fluid velocity 10 ft per second. Temperature 32 to 250F. NEM

McDonnell & Miller

FS254

$266.06 EA
60 In Stock
  • Items 1-24 of 217. Page 1 of 10.