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Products

Circuit savers
Sun Hydraulics designs a broad array of products that defy conventional categorization, which we call circuit savers. These enabling products are useful devices that often help machine designers get around difficult and perplexing circuit problems. Check this product area periodically to see new, unusual and helpful products that are challenging to explain. Pilot-to-close check valves Pilot unloading valves with or without check for accumulator and braking circuits

Symbol
Function
Description
Model
Cavity
Nominal capacity
2 port
Filter

FLDA-XD*

T-13A
10 gpm (40 lpm) 40my

FLFA-XD*
T-5A
20 gpm (80 lpm) 40my

FLHA-XA*
T-16A
8 gpm (32 lpm) 3my

FLHA-XB*
T-16A
8 gpm (32 lpm) 10my

FLHA-XC*
T-16A
8 gpm (32 lpm) 25my

FLHA-XD*
T-16A
40 gpm (160 lpm) 40my

FLJA-XA*
T-18A
24 gpm (95 lpm) 3my

FLJA-XB*
T-18A
24 gpm (95 lpm) 10my

FLJA-XC*
T-18A
24 gpm (95 lpm) 25my

FLJA-XD*
T-18A
80 gpm (320 lpm) 40my
2 port
Flow fuse valve

FQBA
T-162A
0,5-2,25 gpm (2-8,5 lpm)

FQCA
T-13A
0,5-6 gpm (2-23 lpm)

FQEA
T-5A
1-15 gpm (4-60 lpm)

FQGA
T-16A
1-25 gpm (4-95 lpm)

FQIA
T-18A
1-50 gpm (4-200 lpm)
2 port
Air bleed start-up valve

NQEB
T-3A
4-50 gpm (15-200 lpm)
2 port
Free Flow Nose to Side Piston type for hot oil checkvalve

CXDF
T-10A
10 gpm (40 lpm)

CXFF
T-3A
20 gpm (80 lpm)

CXHF
T-16A
40 gpm (160 lpm)

CXJF
T-18A
80 gpm (320 lpm)
3 port
Pilot to close check valve

COBA
T-163A
10 gpm (40 lpm)

CODA
T-11A
20 gpm (80 lpm)

COFA
T-2A
40 gpm (160 lpm)

COHA
T-17A
80 gpm (320 lpm)

COJA
T-19A
160 gpm (640 lpm)

COKA
T-19AU
240 gpm (900 lpm)
3 port
Pilot to close check valve, 20:1 pilot ratio

CODD
T-11A
0,11 " (2,8mm)
3 port
Pilot to close check valve, 120:1 pilot ratio

COFO
T-2A
0,05 " (1,27 mm)
3 port
Accumulator sense, pump unload, pilot valve

QPAA
T-11A
15% 46 in3/min (0,75lpm)

QPAB
T-11A
20% 46 in3/min (0,75lpm)

QPAC
T-11A
30% 46 in3/min (0,75lpm)

QPAD
T-11A
50% 46 in3/min (0,75lpm)
4 port
Accumulator sense, pump unload, pilot valve, with check

QCDA
T-21A
15% 12gpm (45lpm)

QCDB
T-21A
20% 15gpm (60lpm)

QCDC
T-21A
30% 15gpm (60lpm)

QCDD
T-21A
50% 15gpm (60lpm)