DB SERIES
MODEL DB9
DB9 PERFORMANCE 3450 RPM FEATURES &
3
FLOW (m /hr)
0 1 2 3 4 5 6 7 8 9 10 11
CAPABILITIES
70 21
Curve Legend + Five-year warranty
45%
#1- 4.18" (106.2 mm)
#1 + Extended run dry ability
60
HEAD (m)
HEAD (ft)
18 (with carbon bushing)
25% 35%
0.50 Hp + High operating efficiency
50 15 + Polypropylene or PVDF
55% construction
40 12 + Powerful neodymium magnets
50%
0.75 Hp + Close-coupled design
30 9
45% + Threaded (NPT or BSP),
flanged, or union connections
6
NPSHr (m)
20 35% + Horizontal or vertical installation
NPSHr (ft)
with IEC motor
25% 3
10 NPSHr + Back pullout design
+ Mounts to NEMA and
Min. Flow- 0.5 US gpm (1.9 lpm)
0 0 IEC (B5 & B14) motor frames
0 10 20 30 40 50
FLOW (gpm)
+ Easy set measurement free
drive
+ ISO 1940 G2.5 balancing
+ CE certified/ATEX available
DB9 PERFORMANCE 1725 RPM
+ Working pressure to 80 psi
FLOW (m 3/hr)
(5.5 bar)
0 1 2 3 4 5
18 + Specific gravity over 1.8
Curve Legend
#1- 4.18" (95.2 mm) 5 + Viscosity up to 150 cP
16
HEAD (m)
#1
HEAD (ft)
+ Polypropylene—180o F (82o C)
14 25% 45% + PVDF—220o F (104o C)
35% 4
12
APPLICATIONS
55%
10 3 + Chemical processing
50% 0.10 Hp + Plating
8
+ Water and wastewater
45% 2
6 + Electronics
NPSHr (m)
NPSHr (ft)
35% + Pharmaceuticals
4
25% + Wet scrubber
NPSHr 1
2 + Pulp and paper
+ Heat exchanger
Min. Flow- 0.25 US gpm (0.95 lpm)
0 0 + and many more!
0 5 10 15 20 25
FLOW (gpm)
FINISH THOMPSON PUMPING SOLUTIONS AROUND THE WORLD finishthompson.com
DB SERIES
Specifications
Description Polypropylene PVDF
1 Impeller housing Glass-fiber reinforced Carbon-fiber reinforced
polypropylene (GF PP) PVDF (CF PVDF)
1A Impeller housing High purity alumina ceramic or silicon carbide (SiC)
thrust ring
2 O-ring FKM, EPDM, Simriz®, or Kalrez
3 Impeller GF PP CF PVDF
3A Impeller thrust ring GF molybdenum disulfide filled PTFE, or SiC
4 Inner drive Neodymium iron boron Neodymium iron boron
magnets encapsulated magnets encapsulated
in unfilled polypropylene in unfilled PVDF
5 Bushing Carbon, PTFE, high purity alumina ceramic, or SiC
6 Shaft High purity alumina ceramic, Hastelloy® C, or SiC
7 Barrier GF PP CF PVDF
7A Barrier thrust ring Silicon carbide
8 Clamp ring Ductile iron
9 Motor adapter GF PP
10 Outer drive magnet Nickel-plated neodymium iron boron magnets/
steel
11A Motor adapter Buna N Kalrez® is a registered trademark of DuPont Performance Elastomers
11B sealing kit (NEMA only) Simriz® Perfluoroelastomer is a registered trademark of the Simrit®
11C division of Freudenberg-NOK
Hastelloy® C is a registered trademark of Haynes International, Inc.
Dimensions †
B
F1 G1 A
1" MNPT OR MBSP 7 3/16"
2 15/32" (18.3 cm)
(6.3 cm)
H1
D 1" FNPT
OR FBSP
1Dimensions for F, G, and H can be found in the Outline
Dimensions booklet in the Downloads section of Also available 1” x 1” 150 lb. ANSI/ISO PN20/PN40/JIS
www.finishthompson.com. 10K or 32mm x 32mm union connection. Flanges are
in compliance with bolting dimensions only.
Motor Frame A B† C D E lbs. [kg] PP lbs. [kg] PVDF
NEMA 56C 7-3/16” [18.3 cm] 17-7/16” [44.3 cm] 2-7/16” [6.2 cm] 4-7/8” [12.4 cm] 3-1/2” [8.9 cm] 10.5 [4.8] 11.1 [5.0]
NEMA 145TC 7-3/16” [18.3 cm] 17 15/16” [45.6 cm] 2-3/4” [7.0 cm] 5-1/2” [14.0 cm] 3-1/2” [8.9cm] 10.5 [4.8] 11.1 [5.0]
IEC 63 w/B14 or B5 7-5/8” [19.4 cm] 14-7/8” [37.8 cm] 1-31/32” [5.0 cm] 3-15/16” [10.0 cm] 2-15/32” [6.3 cm] 14.0 [6.4] 15.0 [6.8]
IEC 71 w/B14 or B5 7-5/8” [19.4 cm] 15-13/16” [40.2 cm] 2-7/32” [5.6 cm] 4-13/32” [11.2 cm] 2-25/32” [7.1 cm] 14.0 [6.4] 15.0 [6.8]
Dimensions and weights are for reference only. Weights listed are for pump only; motor not included.
†Varies with motor manufacturer.
FINISH THOMPSON INC. - HEADQUARTERS FINISH THOMPSON INC. - EUROPE CENTER
921 Greengarden Road | Erie, PA 16501 Otto-Hahn-Strasse 16 | Maintal, D-63477 Germany
800.934.9384 | ph 814.455.4478 | fx 814.455.8518 49 (0)6181-90878-0 | fx 49 (0)6181-90878-18
finishthompson.com email fti@finishthompson.com email fti@finishthompson.com
