Product Overview

2
8
1
8
Universal flow switch for heating and air
conditioning systems.
Suitable for 1" to 8" pipe size.
Working pressure: 150 psi.
Working temperature range: -20 – 250°F.
Minimum flow: 5.7 gpm.
Switch contacts: NO or NC
Switch rating: 15 A
CE, cUL, NEMA Type 5, IP 54.
626
tech. broch. 01052
Code Description Lbs USD
626600A 1" NPT male thread 2.3 325.40
626009 Replacement paddle assembly* 0.1 30.50
* stainless steel
Tridicator dual pressure / temperature
gauge for boilers. Dial size: 3 1/8".
Pressure range: 0—75 PSI.
Temperature range: 60—320 F.
¼" NPT rear probe.
For direct fluid stream submersion.
Code Description Lbs USD
NA503040 ¼" NPT 0.2 44.60
Boiler drain valve.
¾" garden hose thread with cap.
Brass body.
Max. working pressure: 150 psi.
Max. working temperature: 250°F.
Code Description Lbs USD
538202 FD ¼" NPT male x ¾" GHT 0.3 19.00
538402 FD ½" NPT male x ¾" GHT 0.3 19.40
538
Temperature gauge with well pocket fitting
for inserting into manifold ball valves.
Working temperature range: 30 – 210º F.
Face dial diameter: 2".
688
Code Description Lbs USD
688003A Gauge with pocket well 0.2 50.30
F11344 Replacement pocket well, low-lead 0.1 5.00
F67037 O-ring fits F11344 0.1 1.15
In-line flow check valve.
Brass body and fittings.
Max. percentage of glycol: 50%.
Max. working pressure: 150 psi.
Temperature range: 32-250°F.
Open pressure: 0.29 psi
NA102
Code Description Cv Lbs USD
NA51059 ¾" sweat union 12 0.7 74.40
NA51069 1" sweat union 17 1.0 95.00
MISCELLANEOUS SYSTEM COMPONENTS
Differential pressure by-pass valve.
Adjustable from 2 to 10 psi.
Brass body.
Max. working pressure: 150 psi.
Working temperature range: 32 – 230°F.
· ¾" flow up to 9 gpm.
· 1" flow up to 40 gpm.
· 1¼" flow up to 45 gpm.
519
tech. broch. 01007
Code Description Lbs USD
519502A ¾" NPT inlet x ¾" NPT outlet 1.0 168.30
519566A ¾" press x ¾" press 1.0 178.20
519599A ¾" sweat inlet x ¾" sweat outlet 1.0 166.00
519600A 1" NPT inlet x 1" NPT outlet 1.4 261.10
519609A 1" NPT inlet x 1" sweat outlet 1.4 261.10
519700A 1¼" NPT inlet x 1¼" NPT outlet 1.5 313.40
519709A 1¼" NPT inlet x 1¼" sweat outlet 1.5 313.40
Union with temperature gauge.
Brass body and fittings.
Max. working pressure: 150 psi.
Face dial diameter: 2".
Dial scale: 30-210º F.
Code Description Lbs USD
NA10295 ¾" sweat union 2.2 109.50
NA10296 1" sweat union 2.2 118.50
NA503
NA510