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Low Price Water Butterfly Valve Elephant Wbv1616n-2w-fb-h, Body Material - Cast Iron Qt450, Disk Material - Cast Iron Qt450, Seal - Nbr, Electric Actuator Qt-n-020em-o1-24vdc-u1 Hark Massive 60% Savings [ClcQNILU]

$54.99 $175.99 -69%

Butterfly valves Elephant are designed for use as shut-off or regulating valves for flow control in heat supply systems, water supply systems, in technological processes of food, chemical, oil and gas, pulp and paper and other industries.Electric qua

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Low Price Water Butterfly Valve Elephant Wbv1616n-2w-fb-h, Body Material - Cast Iron Qt450, Disk Material - Cast Iron Qt450, Seal - Nbr, Electric Actuator Qt-n-020em-o1-24vdc-u1 Hark Massive 60% Savings [ClcQNILU]

Butterfly valves Elephant are designed for use as shut-off or regulating valves for flow control in heat supply systems, water supply systems, in technological processes of food, chemical, oil and gas, pulp and paper and other industries.
Electric quarter-turn actuators Elephant QT-N-020EM-O1-24VDC-U1 HARK with thermal protection and heater are designed for remote and local control of shut-off pipeline valves having a quarter-turn shut-off valve. They are used in various branches of national economy: in gas, oil, metallurgical, food industries, housing and utilities, etc.

 

 


Technical parameters of water butterfly valve Elephant WBV1631N-2W-Fb-H, body material - cast iron QT450, disk material - Stainless steel AISI 304, seal - NBR, electric actuator QT-N-020EM-O1-24VDC-U1 HARK:

Nominal diameter DN, mm

50–150

Operating pressure PN, bar

16

Working medium temperature t, °C

From -10 to +90

Working medium

Water, mineral oils, hydrocarbons, oils, fats

Flow direction

Two-way

Tightness class

Class A

Connection to pipeline

Interflanged

Body material

Cast iron QT450

Disc material

Cast iron QT450

Seal material

NBR

Service life, years

10

 

Dimensions and sizes of water butterfly valve Elephant WBV1631N-2W-Fb-H, body material - cast iron QT450, disk material - Stainless steel AISI 304, seal - NBR, electric actuator QT-N-020EM-O1-24VDC-U1 HARK:

DN

Model
electric actuator

Size, mm

A

B

C

D

N-M

L

65

QT-N-020EMT

77.5

146.5

46

145

4-M16

241.8

80

92

156

46

160

8-M16

241.8

100

109

168.5

52

180

8-M16

241.8

125

127

190.5

56

210

8-M16

241.8

150

141

213.5

56

240

8-M16

241.8

 


Materials of parts of water butterfly valve Elephant WBV1631N-2W-Fb-H, body material - cast iron QT450, disk material - Stainless steel AISI 304, seal - NBR, electric actuator QT-N-020EM-O1-24VDC-U1 HARK:

Part name

Material

1

Body

Cast iron QT450

2

Disc

Stainless steel 304

3

Seat seal

NBR

4

Stem

Stainless steel SS 316

 

 

Technical characteristics of electric actuators Elephant:

Parameter

Value

Type of electric actuator

Quarter-turn

Type of motor

Asynchronous

Angle of rotation, °

90±5

Body material

Aluminum alloy with epoxy powder coating

Shaft material

Alloy steel

Supply voltage

24V/DC

Cable entry

Sealed gland 2xM18

Type of connection

ISO 5211

Self-locking mechanism

Worm and worm gear self-locking

Automatic shut-off

2 limit switches (open/closed positions and in case of jamming)
+ 2 additional switches (dry contact)

Thermal protection

Activation at 120°C ±5°C
Deactivation at 97°C ±5°C

Insulation class

F

Mechanical output shaft rotation limit

2 external adjustable stops

Protection rating

IP67

Noise level, dB

≤ 50

Heater power, W

5

Ambient temperature, °C

From -20 to +70

Ambient humidity

≤ 95% (at 25°C)

Explosion-proof protection

No

 

 

Dimensions and sizes of electric actuators Elephant:

Size, mm ISO 5211
L H A B C D Stem size, square
241,8 157,5 119 118 112,3 26 22x22 F07/F10

 



Device diagram of actuators Elephant QT-N-020EM-O1-24VDC-U1 HARK:

Name

1

Position indicator

2

Upper cover

3

Control board

4

Capacitor

5

Actuating cam followers

6

Output shaft with worm gear

7

Body

8

Output shaft travel limiters

9

Worm shaft

10

Electric motor

11

Gearbox

12

Gearbox cover

 

 

What Our Customers Say

February 4, 2026

Absolutely no complaints!

This is a really good and useful tool.

- Tammi M..

February 4, 2026

Absolutely no complaints!

It is perfect for my own personal needs.

- Fernando H..

February 4, 2026

Absolutely no complaints!

This is a very solid, extremely good tool.

- Zayne J..

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