UL Model
ULC Model
Pipe Size
Hole Size
Shipping Weight
WFD20
WFD20A
2˝
1¼˝
4.2 lbs.
WFD25
WFD25A
2½˝
1¼˝
4.3 lbs.
WFD30-2
WFD30-2A
3˝
2˝
4.5 lbs.
WFD35
WFD35A
3½˝
1¼˝
4.7 lbs.
WFD40
WFD40A
4˝
2˝
5.2 lbs.
WFD50
WFD50A
5˝
2˝
6.3 lbs.
WFD60*
WFD60A
6˝
2˝
6.8 lbs.
WFD80*
WFD80A
8˝
2˝
7.5 lbs.
Accessories
 
 
 
 
A3008-00
Retard mechanism
 
 
 
A77-01-02
Terminal block
 
 
 
546-7000
Tamper-proof switch kit
 
 
 
WFDW
Tamper-proof wrench
for cover
 
 
 
WFDN4
Gasket kit
 
 
 
 
*Maximum pressure rating 400 psi as approved by Factory Mutual.