InterpumpPumps & Compressors

Interpump PUMP WK12 R

Interpump PUMP WK12 R is an industrial centrifugal pump delivering 120 L/min at 120 bar, rated for 27.6 kW continuous duty at 1000 rpm. Engineered for high-pressure hydraulic and fluid transfer applications in…

SKU 3G-ITP-01800

Also listed as: WK0012000 · WK0012 000

Brand

Interpump

Item

PUMP WK12 R

Local availability & support

Delivery: Worldwide DHL shipping from Singapore; 7–14 business days door-to-door for most destinations.
Payment: Invoicing in USD. Bank transfer (SWIFT) and corporate PO accepted.

Technical Specifications

Interpump

Flow Rate

120 L/min

Pressure

120 bar

Power

27.6 kW

Speed

1000 RPM

Weight

70 kg

Dimensions

526 mm

Power

37.6 HP

Flow (US)

31.7 GPM

Pressure

12 MPa

Pressure

1740 PSI

Datasheet Content

WK12




TECHNICAL INFORMATION
Flow (L/min)                        120
Flow (US Gpm)                       31,7
Rotation regime (rpm)               1000
Pressure (MPa)                      12
Pressure (bar)                      120
Pressure (psi)                      1740
Power (hp)                          37,6
Power (kW)                          27,6
Overall dimensions L x l x h (mm)   526x367x252,5
Weight (kg)                         70




WK12                                                3/21/2026   Page 1 - 6
Copyright INTERPUMP GROUP S.P.A
WK12

     Documents

Male shaft (key) - GAS




WK12                              3/21/2026   Page 2 - 6
Copyright INTERPUMP GROUP S.P.A
Illustration Male shaft (key) - GAS




WK12                                  3/21/2026   Page 3 - 6
Copyright INTERPUMP GROUP S.P.A
Illustration Male shaft (key) - GAS

Pos.      Code          Description                  Qty Notes
KIT2222   34222201                                   1
KIT2155   34215501                                   1
KIT2154   34215401                                   1
KIT2135   34213501                                   1
KIT2066   34206601                                   1
KIT2013   34201301                                   1
KIT2012   34201201                                   1
67        99429500      SCREW M12X35 UNI5931 12.31 14
                        DACR.
65        71050866                                   3
64        90911000                                   3
63        90924000                                   3
63        90922200      UPPER HALF CONROD BUSHING 3
                        +0.5 (BIG END) S.70

63        90922100      UPPER HALF CONROD BUSHING 3
                        +0.25 (BIG END) S.70

62        90924300                                   3
62        90922500      LOWER HALF CONROD BUSHING 3
                        +0.50 (BIG END) S.70

62        90922400      LOWER HALF CONROD BUSHING 3
                        +0.25 (BIG END) S.70

61        71225951      PLUG CAP                     3
60        71225851                                   6
58        71223074      STAFFA DI SOLLEVAMENTO       1
57        99426600      VITE TE M12X25-UNI5739 ZINC. 1


56        71030701                                   3
55        90352800      O-RING D. 29.00x1.50 NBR 70SH 3


54        99199400                                   6
53        94754000      SPRING D.24.7X27             3
52        36713601                                   3
51        36713701                                   3
50        90524000                                   6
49        36204156                                   6
48        36208502      SPHERICAL VALVE COMPLETE     6
47        36208651      INNER VALVE GUIDE            6
46        94755000                                   3
45        36204505      VALVE CAGE SS (71 SERIES)    6


44        90388900                                   12
43        90525000                                   6




WK12                                                             3/21/2026   Page 4 - 6
Copyright INTERPUMP GROUP S.P.A
Illustration Male shaft (key) - GAS

Pos.   Code             Description                  Qty Notes

42     71211170                                      6
40     71227415                                      2
39     99448000                                      8
38     71129215                                      1
37     72100051         HEAD RING D.32               1
36     90278800         PACKING D.32X44              1
35     90278400         RESTOP RING D. 32x44x5,5/3   1


34     90389100                                      3
33     72210470                                      1
32     90278000         PACKING D.32x40x5,5 L.P      1
31     72210570                                      3
30     90079700                                      3
29     71219566                                      3
28     90367100                                      3
27     72040009                                      3
26     96714000                                      3
25     90167800                                      3
24     97743000                                      3
23     71050715                                      3
22     90060600                                      1
21     71606601                                      3
20     90170000                                      1
19     71150022                                      1
18     91500000                                      1
17     71020035                                      1
16     99313800                                      6
15     98206000                                      4
14     90400000                                      1
13     71160022                                      1
12     98212000                                      1
11     98218700                                      1
10     90384100         O-RING 17,12X2,62 (3068)     1
9      99186700         SCREW M 6x18 UNI 5931        20
8      71150122                                      1
7      90387700         O-RING 39,34X2,62 (3156)     1
6      70211801         OIL SIGHT GLASS              1
5      90075600         CIRCLIP D.45 (ZJ45)          1
4      70220381         SHIM 0.25 MM.                1
4      70220081         SHIM 0.1 MM.                 1
3      90391800                                      2




WK12                                                             3/21/2026   Page 5 - 6
Copyright INTERPUMP GROUP S.P.A
Illustration Male shaft (key) - GAS

Pos.   Code             Description   Qty Notes

2      91859000                       2
1      71010022                       1




WK12                                              3/21/2026   Page 6 - 6
Copyright INTERPUMP GROUP S.P.A

Technical Documents

(1)

Technical Data Sheet

PDF Document

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Interpump Products

3G Electric (S) Pte. Ltd. — Singapore

Product Description

Frequently Asked Questions

Where can I buy the Interpump WK12 R pump worldwide?

3G Electric is an authorized distributor of Interpump industrial pumps. We source the WK12 R and handle all logistics, customs clearance, and worldwide delivery. Contact us for availability and lead times on this 27.6 kW model.

What are the flow and pressure specifications of the Interpump WK12 R?

The WK12 R delivers 120 L/min (31.7 US gpm) at maximum operating pressure of 120 bar (12 MPa / 1740 psi). Rated for 27.6 kW continuous duty at 1000 rpm, it is engineered for high-pressure hydraulic and fluid transfer applications.

What is the lead time for the Interpump WK12 R pump?

Lead time on the Interpump WK12 R depends on current availability and your location. 3G Electric coordinates sourcing and delivery worldwide. Request a quote or contact our team for specific delivery schedules and logistics details.

Used in

Common applications for Interpump

Shipyard hull cleaning and surface prep — HT100 and W951 paired with dual-lance guns for dockyard service

Petrochemical heat-exchanger descaling — WS-series stainless pumps for neutral-pH cleaning chemistry

Outdoor HVAC condenser mist cooling — ZP180 pumps on rooftop chiller decks

Textile fibre-finishing — W170 and W270 for mist-jet application across drying lines

Municipal water treatment — W951 motor pumps for high-pressure disinfection chemical injection

Spare Parts & Repair Kits

Official WK12 parts list — 20 parts, 20 available in catalog

Official Parts List

WK12 — Male shaft (key) - GAS exploded diagram

Individual Components

PosCodeDescriptionQty

SHIM 0.25 MM.

70220381×1Available

Interpump PUMP WK12 R

Local availability & support

Technical Specifications

Datasheet Content

Technical Documents

Need installation or engineering help?

Ask a question

Product Description

Frequently Asked Questions

Used in

Spare Parts & Repair Kits

Recommended Spare Parts

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