WD Catalog 2018
Compressor Models
1. Model Conversions
TYPE
R-12
R134a
5 Cylinder
SD-505
SD7B10 / SD5H09
SD-507
SD5H11
SD-508
SD5H14
SD-510
SD7H15HD and SD5H14HD
7 Cylinder
SDB-706
SD7B10
SD-708
SD7H13
SD-709
SD7H15
SDB-709
SD7B15
COMPRESSOR NOMENCLATURE
2. Identification
R-12 Compressors
SD
--
7
09
½
½
½
Sanden reciprocating wobble plate compressors
Number of Cylinders
Approximate displacement, in cubic inches
SD
7
H
15
HD
½
½
½
½
½
Sanden reciprocating wobble plate compressors
Number of cylinders
Port location
Approximate displacement, in cubic centimeters (divided by 10)
Heavy Duty (HD) or Sealed Heavy-duty (SHD) clutch
( H if on head, B if on body )
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