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Interpump PUMP W4 L D.35 - Pumps & Compressors
InterpumpPumps & Compressors

Interpump PUMP W4 L D.35

The Interpump PUMP W4 L D.35 is a compact industrial pump delivering 42 L/min at 50 bar (5 MPa / 725 psi) with a 4.04 kW (5.5 hp) motor operating at 600 rpm. Weighing 16.5 kg and dimensioned at 328 mm overall length…

SKU 3G-ITP-01276

Also listed as: W00004S000 · W00004S 000

Brand
Interpump
Item
PUMP W4 L D.35
Category
Pumps & Compressors
UNSPSC
40151527 — Plunger pumps
Available to Order
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Qty
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Authorized Distributor
Direct from OEM
Worldwide Shipping
Air & sea freight
Datasheet on Request
Technical specs
1-Day Quote
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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
42 L/min
Pressure
50 bar
Power
4.04 kW
Speed
600 RPM
Weight
16.5 kg
Dimensions
328 mm
Power
5.5 HP
Flow (US)
11.1 GPM
Pressure
5 MPa
Pressure
725 PSI

Datasheet Content

E3C2515 TECHNICAL INFORMATION Flow (L/min) 15 Flow (US Gpm) 3,96 Rotation regime (rpm) 1750 Pressure (MPa) 25 Pressure (bar) 250 Pressure (psi) 3625 Power (hp) 9,7 Power (kW) 7,13 Overall dimensions L x l x h (mm) 265x223x140 Weight (kg) 9,5 E3C2515 3/21/2026 Page 1 - 8 Copyright INTERPUMP GROUP S.P.A E3C2515 Documents Male shaft (key) Pump head with VH integrated valve E3C2515 3/21/2026 Page 2 - 8 Copyright INTERPUMP GROUP S.P.A Illustration Male shaft (key) E3C2515 3/21/2026 Page 3 - 8 Copyright INTERPUMP GROUP S.P.A Illustration Male shaft (key) Pos. Code Description Qty Notes KIT292 34029201 KIT 292 VALVE PLUGS (NICK.)59 1 S. KIT290 34029001 KIT 290 CPL.SEAL D.20 59 SER. 1 KIT285 34028501 KIT 285 PACKING D.20 59 1 SERIES KIT271 34027101 KIT 271 OIL SEAL D.15 1 58/59 SERIES KIT269 34026901 KIT 269 INTAKE/DELIVERY 1 VALVES 63 50200074 PUMP FOOT 2 62 96701600 WASHER 8,4 4 61 99303700 SCREW M 8x16-5739 4 60 91489200 KEY 8(h9)X7X35 UNI 6604/A 1 59 90164800 OIL SEAL 30x55x7 1 58 47151022 OPEN SIDE COVER (47-66) 1 57 90358500 O-RING 10,82X1,78 (2043) 1 56 98204250 PLUG G1/4"x12 1 55 59160022 REAR CRANKCASE COVER 1 54 90392200 O-RING D.133.02X 2,62(3525) 1 53 98211300 ASTA LIVELLO OLIO G3/8x54 D.4 1 52 97567800 SHIM D.74,5X104X0,1 1 52 97568000 SHIM D.74.5X104X0.3 1 51 90391300 O-RING 67,95X2,62 (3268) 2 50 91837500 TAPER BEARING 2 49 99303900 SCREW M 8x16 UNI 5931 12 48 90075600 CIRCLIP D.45 (ZJ45) 1 47 59020335 CRANKSHAFT C.10 1 46 70211801 OIL SIGHT GLASS 1 45 90387700 O-RING 39,34X2,62 (3156) 1 44 47151222 SIDE CRANKCASE COVER FOR 1 OIL GAUGE 43 99309900 SCREW M 8x35 UNI 5931 6 42 59030001 CONNECTING ROD COMPLETE 3 41 97739900 GUDGEON PIN D.14X34 3 40 59050066 PISTON GUIDE 3 39 90156550 OIL SEAL D.15X24X5/7 3 38 58210451 PROTECTION 1 37 59010022 PUMP CRANKCASE 1 36 59211082 SPONGE GASKET D.3X103 1 35 96699000 WASHER D.7.5X23X0.5 3 E3C2515 3/21/2026 Page 4 - 8 Copyright INTERPUMP GROUP S.P.A Illustration Male shaft (key) Pos. Code Description Qty Notes 34 96751400 WASHER 21,5X27X1,5 1 33 98217900 PLUG G 1/2X10 NICKEL 1 32 96738000 WASHER 17,5X23X1,5 1 31 98209900 PLUG G. 3/8X13 NICKEL 1 30 59210870 RING FOR SEAL D.20 3 29 90269000 PACKING D.20X28X6.5 LP (66) 3 27 90361200 O-RING 31,47X1,78 (2125) 3 26 59606101 PACKING RETAINER+SLEEVE 3 D.20 25 90513400 ANTI-EXTRUSION RING 3 D.20X30X2 24 90269100 PACKING D.20X30X6/3.7 H.P. 3 66 SERIES 23 66100751 HEAD RING D.20 H.P. 3 22 99317700 VITE M08x60 5931 12.9 8 G321A+M 21 98213750 PLUG M18X1,5X10 D.23 (NICK.) 3 20 90359300 O-RING 15,60X1,78 (2062) 3 19 98196700 PLUG G 1/8 X 8 NICKEL 1 18 36719301 OUTLET VALVE 3 17 36211151 VALVE CAGE 3 16 94733300 SPRING D.6.2x10.5 S.S. 3 15 36211276 SPHERICAL VALVE 3 14 36211366 VALVE SEAT 3 13 90367400 O-RING D. 12X2 (120-20) 3 12 59040009 PISTON D. 20X42 3 11 96690500 WASHER D.5X11.5x0.4 3 INOX+FKM58/59/63HT 10 99169000 SCREW M05X55 SPEC. A2-70 3 9 98222500 VALVE CAP M24X1,5X17 NICKEL 3 8 90384700 O-RING 20,29X2,62(3081) 3 7 36711501 INTAKE/DELIVERY VALVE 3 6 90384100 O-RING 17,12X2,62 (3068) 3 5 36200366 VALVE SEAT 3 4 36200176 VALVE PLATE 3 3 94737600 SPRING D. 9,4X14,8 3 2 36202551 VALVE CAGE 3 1 59121341 MANIFOLD D.22*NICKEL PL. 1 E3C2515 3/21/2026 Page 5 - 8 Copyright INTERPUMP GROUP S.P.A Illustration Pump head with VH integrated valve E3C2515 3/21/2026 Page 6 - 8 Copyright INTERPUMP GROUP S.P.A Illustration Pump head with VH integrated valve Pos. Code Description Qty Notes KIT280 34028001 KIT 280 FIXED CHEM.INJECTOR 1 58-59 KIT279 34027901 KIT 279 ADJUSTABLE CHEM. INJ. 1 58-59 KIT278 34027801 KIT 278 BUILT-IN VALVE 58-59 1 47 36605401 H REG.VALVE ASSY. 1 46 59121841 MANIFOLD D.20 1 W/VALVE*NICKEL P 45 36349270 CHEM. HOSE BARB FITTING 1 44 36348451 DETERGENT KNOB 1 43 97661500 ELASTIC PIN D. 2X12 1 42 36334270 SHUTTER WITH HOSE FITTING 1 41 94733400 SPRING D.6.4X12.5 1 40 36348270 CHEM. HOSE BARB FITTING 1 39 90357300 O-RING D. 5,28X1,78 (2021) 2 38 97478200 BALL 7/32(5,556) STAINLESS 1 37 94821700 TAPER SPRING D.4,3X7,3X11 1 36 10079866 INJECTOR NOZZLE D.2.20 1 ORANGE 36 10079566 NOZZLE D. 2.00 1 35 92982800 WING NUT G3/4 1 34 36256951 INLET HOSE BARB FITTING (PL.) 1 33 90382800 O-RING 12,37X2,62 (3050) 1 32 92892500 FILTER D. 12X35 1 31 36318251 INLET NIPPLE G 3/4 1 30 90384100 O-RING 17,12X2,62 (3068) 1 29 98204200 PLUG G1/4X9 NICKEL 1 28 90358500 O-RING 10,82X1,78 (2043) 1 27 36348870 NIPPLE D.3 M22X1.5 M 1 27 36348970 NIPPLE D.3 G3/8F 1 27 36347970 NIPPLE D.3 G3/8M 1 27 36348770 NIPPLE D.3 3/8NPT M 1 27 36349070 NIPPLE D.3 3/8NPT F 1 26 90383900 O-RING 15,88X2,62 (121) 1 25 36310451 VALVE GUIDE 1 24 94735500 SPRING D. 8,5X12 1 23 97483800 BALL 13/32 (10,319) 1 22 90382300 O-RING 9,92X2,62 (112) 1 21 36348366 REG. VALVE SEAT 1 E3C2515 3/21/2026 Page 7 - 8 Copyright INTERPUMP GROUP S.P.A Illustration Pump head with VH integrated valve Pos. Code Description Qty Notes 20 90357800 O-RING 7,66X1,78 (2031) 1 19 90503800 ANTI-EXTR.RING D.9X12X1.5 1 18 90358100 O-RING 8,73X1,78 - (108) 1 17 90358700 O-RING D. 11,11X1,78 (114) 1 15 36347770 MAX.PRESSURE NUT 1 14 99126700 SCREW M4X5 UNI5929 S.S. 1 6 94739500 SPRING D.11,3x34,5 1 5 36348651 SLIDE WASHER 2 4 36348170 PRESSURE ADJUST SCREW 1 3 90384500 O-RING 18,72X2,6 (3075) 1 2 10084666 REGULATION KNOB YOKE 1 1 36350651 REGULATION KNOB - RED S. 1 53-58-59 E3C2515 3/21/2026 Page 8 - 8 Copyright INTERPUMP GROUP S.P.A
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Interpump Products
3G Electric (S) Pte. Ltd. — Singapore

Product Description

The Interpump PUMP W4 L D.35 is a compact industrial pump delivering 42 L/min at 50 bar (5 MPa / 725 psi) with a 4.04 kW (5.5 hp) motor operating at 600 rpm. Weighing 16.5 kg and dimensioned at 328 mm overall length, this unit is engineered for demanding industrial applications across Singapore and Southeast Asia. 3G Electric, as an authorised Interpump distributor, provides full DDP logistics support for seamless integration into your operations.

Frequently Asked Questions

Where can I buy the Interpump W4 L D.35 pump worldwide?

3G Electric is an authorized distributor of Interpump pumps. We source the W4 L D.35 and handle worldwide delivery, customs clearance, and logistics. Lead time on request based on your location and order quantity.

What is the flow rate and pressure rating of the W4 L D.35?

The Interpump W4 L D.35 delivers 42 L/min (11.1 US gal/min) at 50 bar (5 MPa / 725 psi) maximum operating pressure with a 4.04 kW (5.5 hp) motor running at 600 rpm.

What are the dimensions and weight of this Interpump pump?

The W4 L D.35 has an overall length of 328 mm and weighs 16.5 kg, making it compact for integration into industrial hydraulic systems and machinery requiring space-efficient pump solutions.

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 W4 parts list112 parts, 67 available in catalog

Official Parts List
W4 — Male shaft (key) exploded diagram

Repair Kits — Order These for Routine Maintenance

KIT269
KIT 269 INTAKE/DELIVERY VALVES
34026901×1Available
View
KIT271
View
KIT285
KIT 285 PACKING D.20 59 SERIES
34028501×1Available
View
KIT290
KIT 290 CPL.SEAL D.20 59 SER.
34029001×1Available
View
KIT292
View

Individual Components

PosCodeDescriptionQty
1
View
2
VALVE CAGE
36202551×3Available
View
3
SPRING D. 9,4X14,8
94737600×3Available
View
4
VALVE PLATE
36200176×3Available
View
5
VALVE SEAT
36200366×3Available
View
6
O-RING 17,12X2,62 (3068)
90384100×3Available
View
7
INTAKE/DELIVERY VALVE
36711501×3Available
View
8
O-RING 20,29X2,62(3081)
90384700×3Available
View
9
VALVE CAP M24X1,5X17 NICKEL
98222500×3Available
View
10
SCREW M05X55 SPEC. A2-70
99169000×3Available
View
12
PISTON D. 20X42
59040009×3Available
View
13
O-RING D. 12X2 (120-20)
90367400×3Available
View
14
VALVE SEAT
36211366×3Available
View
15
SPHERICAL VALVE
36211276×3Available
View
16
SPRING D.6.2x10.5 S.S.
94733300×3Available
View
17
VALVE CAGE
36211151×3Available
View
18
OUTLET VALVE
36719301×3Available
View
19
PLUG G 1/8 X 8 NICKEL
98196700×1Available
View
20
O-RING 15,60X1,78 (2062)
90359300×3Available
View

Need multiple parts? Request a bundled quote

67 parts available in our catalog — get a single quote with volume pricing

Request Bundle Quote
Genuine manufacturer parts Expert technical support Worldwide shipping

Official W4 parts listIndustrial Pumps (Series 69)

Recommended Spare Parts

Valves

VALVE PLATE

36200176

Spare Parts

CONNECTING ROD COMPLETE

59030001

Accessories

WASHER 21,5X27X1,5

96751400

INLET NIPPLE G 3/4

Spare Parts

INLET NIPPLE G 3/4

36318251

Spare Parts

SPRING D.6.4X12.5

94733400

Spare Parts

NIPPLE D.3 G3/8F

36348970

KEY 8(h9)X7X35 UNI 6604/A

Accessories

KEY 8(h9)X7X35 UNI 6604/A

91489200

SHUTTER WITH HOSE FITTING

Spare Parts

SHUTTER WITH HOSE FITTING

36334270

Accessories

SLIDE WASHER

36348651

Valves

VALVE CAP M24X1,5X17 NICKEL

98222500

DETERGENT KNOB

Spare Parts

DETERGENT KNOB

36348451

Spare Parts

O-RING 8,73X1,78 - (108)

90358100

View full cross-reference for Interpump 3G-ITP-01276

Interpump Products

3G Electric supplies Interpump pumps & compressors. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

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PUMP W204 L
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PUMP W4 DX D.35 + GEARBOX RE44

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