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 — Singapore

Local office: 20 Woodlands Link #09-05, Singapore 738733
Phone: +65 8878 8355
Delivery: Same-day or next-business-day delivery within Singapore for in-stock items; 7–14 days for factory-order parts from Europe.
Payment: Invoicing in SGD. PayNow, bank transfer, and corporate PO accepted.
Ships to: Singapore

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

What is the Interpump PUMP WK12 R used for?

The Interpump PUMP WK12 R is an industrial centrifugal pump designed for high-pressure hydraulic and fluid transfer applications. It delivers 120 L/min at 120 bar and is rated for 27.6 kW continuous duty at 1000 rpm, making it suitable for manufacturing and heavy equipment systems.

What are the specifications of the Interpump PUMP WK12 R?

The Interpump PUMP WK12 R has a flow rate of 120 L/min, pressure of 120 bar (12 MPa, 1740 psi), and power of 27.6 kW (37.6 hp) at 1000 rpm. It weighs 70 kg and has overall dimensions of 526 x 367 x 252.5 mm. The pump features a male shaft with key and GAS connections.

Where to buy the Interpump PUMP WK12 R in Singapore?

You can source the Interpump PUMP WK12 R through 3G Electric in Singapore. We handle logistics, customs clearance, and delivery to your facility. Contact us for pricing and lead time on this industrial pump.

How to maintain the Interpump PUMP WK12 R?

Regular maintenance of the Interpump PUMP WK12 R includes inspecting seals, valves, and packings as listed in the parts breakdown. Check oil level via the sight glass and replace worn components like O-rings and conrod bushings. Always follow Interpump's service guidelines for safe operation.

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 — Singapore

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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