RA-FN

The Danfoss RA-FN series provide a comprehensive range of radiator valves with fixed capacity. RA-FN normal flow valves are used in two-pipe heating systems. Versions are available in straight and angled with sizes from DN 10 to DN 25 and horizontal angled with sizes from DN 10 to DN 20.

Our most popular product codes

Application
Connection size in
Connection size out
Connection types
Design
Differential pressure range [bar] [Max]
Dimension standard
Flow temperature [°C] [Max]
Kv value at Xp = 0.5 - 2.0 K [m³/h] [Max]
Kv value at Xp = 0.5 - 2.0 K [m³/h] [Min]
Presetting
Tailpiece type
Test pressure [bar]
Valve size
Valve type
Working pressure [bar] [Max]
RA-FN 15 S "F" 013G0004
2-pipe system
Rp 1/2
R 1/2
internal thread
Straight
0.60 bar
F
120 °C
0.730 m³/h
0.220 m³/h
No
Standard
16 bar
DN 15
Fixed capacity
10 bar
RA-FN 15 LL.RE. 013G3226
2-pipe system
Rp 1/2
R 1/2
internal thread
Straight
0.60 bar
D
120 °C
0.730 m³/h
0.220 m³/h
No
Standard
16 bar
DN 15
Fixed capacity
10 bar
RA-FN 15 V.RE 013G3227
2-pipe system
Rp 1/2
R 1/2
internal thread
Angle
0.60 bar
D
120 °C
0.730 m³/h
0.220 m³/h
No
Standard
16 bar
DN 15
Fixed capacity
10 bar
RA-FN 15 Angle Ext. thread 013G4218
2-pipe system
G 3/4 A
R 1/2
external thread
Angle
0.60 bar
F
120 °C
0.730 m³/h
0.220 m³/h
No
Standard
16 bar
DN 15
Fixed capacity
10 bar
RA-FN 15 013G4223
2-pipe system
Rp 1/2
R 1/2
external thread
Horizontal angle
0.60 bar
D
120 °C
0.730 m³/h
0.220 m³/h
No
Standard
16 bar
DN 15
Fixed capacity
10 bar
RA-FN 10 S "D" 013G0022
2-pipe system
Rp 3/8
R 3/8
internal thread
Straight
0.60 bar
D
120 °C
0.560 m³/h
0.170 m³/h
No
Standard
16 bar
DN 10
Fixed capacity
10 bar