Product Description   3/4" Sight Flow Indicator Sight Glass       General Characteristics   NSE series sight glasses is for the pipe line of freezer or air conditioner system in order to show moisture of refrigerant and flow status of refrigerant and lubricating oil.It indicates the oil level of compressor crooked-shaft box, so that we can look and control the system.   Technical data  

Model	Connection size	A mm	B mm	C mm	D mm
NSE-TT	1/4(6)	1/4(6)	5	102	39
	3/8(10)	3/8(10)	8	102	39
	1/2(12)	1/2(12)	8	102	39
	5/8(16)	5/8(16)	12	127	38
	3/4(19)	3/4(19)	19	160	38
	7/8(22)	7/8(22)	21	160	49
	9/8(28)	9/8(28)	25	164	49
NSE-MM	1/4(6)	7/16-20UNF (M12*1.25)	--	76	39
	3/8(10)	5/8-18UNF (M16*1.5)	--	76	39
	1/2(12)	3/4-16UNF (M18*1.5)	--	84	36
	5/8(16)	7/8-14UNF (M22*1.5)	--	86	36
NSE-SS	1/4(6)	1/4(6)	--	60	39
	3/8(10)	3/8(10)	--	60	39
	1/2(12)	1/2(12)	--	67	39
	5/8(16)	5/8(16)	--	67	36

                                                      Moisture content(ppm) Maximum working pressure: 35bara  

Refrigerant

R22

R134a

R407c

R404A/R507

Liquid temperature

24℃

38℃

52℃

24℃

38℃

52℃

24℃

38℃

52℃

24℃

38℃

52℃

Blue(dry)

<30

<45

<60

<30

<45

<60

<30

<40

<75

<20

<25

<35

Light lue(warning)

30~120

45~180

60~240

30~100

45~160

60~220

30~140

40~180

75~250

20~70

25~85

35~125

Pink(moisture)

>120

>180

>240

>100

>160

>220

>140

>180

>250

>70

>85

>125

    Note :If you have special requirement ,please contact STF.       Packaging & Shipping    Packaging Detail:  3/4" Sight Flow Indicator Sight Glass is normally closed Export cartons:31*25*21cm then into plastic pallet Delivery Detail:  15days after receiving deposit   Our Services 1)Our advantage:    We are the manufacturer with more than 60 years experience in valves. Best price,quality and service, Also we can control the production status.   Shanghai Thermostat team with strong ability in designing and after sell service. Cooperation with ALCO,Carrier, Johnson Controller has improved our quality to a new level.  2)Terms of payment: T/T, L/C, Western union. 3)Shipment: average 20-25days after receiving deposit. 4)Delivery:  Shanghai ,by sea or air. 5)Gurantee: One year since delivery. 6)Inspection: 100% testing for all the valves. 7) All kinds of CERTIFICATE OF ORIGIN.   Welcome to choose Shanghai Thermostat , we are always ready!     Company Information   1.Company and show 2.Production line:    3.Certificates:    Excellent supplier of Carrier and Johnson Controls     Certificate of SGS,ISO9001:2008. UL/CUL,CE &CQC     FAQ   1.Q: What is your main market?    A: Our main market is north America, especially USA.   2.Q: Are you products standard?    A: Our model is standard, if you have specific demand, pls tell us.   3.Q: Do you have interest to do our own design items?    A: Absolutely! We have big interest.