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Interpump PUMP VHT4721 DX ATEX - Pumps & Compressors
InterpumpPumps & Compressors

Interpump PUMP VHT4721 DX ATEX

Interpump VHT4721 DX ATEX is an industrial pump delivering 21 L/min at 140 bar, rated 5.51 kW, operating at 1450 rpm. ATEX-certified for hazardous-area applications requiring explosion-proof equipment in demanding…

SKU 3G-ITP-01231

Also listed as: VHT4721EX000 · VHT4721EX 000

Brand
Interpump
Item
PUMP VHT4721 DX ATEX
Part Number
VHT4721EX-000
Category
Pumps & Compressors
UNSPSC
40151527 — Plunger pumps
Available to Order
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Technical specs
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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
21 L/min
Pressure
140 bar
Power
5.51 kW
Speed
1450 RPM
Weight
14.5 kg
Dimensions
315.5 mm
Manufacturer Part Number
VHT4721
Power
7.5 HP
Flow (US)
0.246527777777778 GPM
Pressure
14 MPa
Pressure
2030 PSI
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Interpump Products
3G Electric (S) Pte. Ltd. — Singapore

Product Description

Interpump VHT4721 DX ATEX is an industrial pump delivering 21 L/min at 140 bar, rated 5.51 kW, operating at 1450 rpm. ATEX-certified for hazardous-area applications requiring explosion-proof equipment in demanding industrial environments.

Frequently Asked Questions

What is the Interpump VHT4721 DX ATEX pump used for?

The Interpump VHT4721 DX ATEX is an industrial pump designed for hazardous-area applications requiring explosion-proof equipment. It delivers 21 L/min at 140 bar and is rated 5.51 kW at 1450 rpm, making it suitable for demanding environments in oil and gas, chemical processing, and other industries where ATEX certification is mandatory.

What are the specifications of the Interpump VHT4721 DX ATEX pump?

The Interpump VHT4721 DX ATEX pump delivers 21 L/min at 140 bar, with a power rating of 5.51 kW (7.5 hp) and a rotation regime of 1450 rpm. It weighs 14.5 kg and has overall dimensions of 315.5 mm (L x l x h). The pump is ATEX-certified for use in explosive atmospheres.

Where to buy the Interpump VHT4721 DX ATEX pump in Singapore?

3G Electric sources and delivers the Interpump VHT4721 DX ATEX pump to Singapore. We handle logistics, customs clearance, and local technical support for industrial buyers. Contact us for pricing and lead time on this ATEX-certified pump for hazardous-area applications.

How to maintain the Interpump VHT4721 DX ATEX pump?

Regular maintenance of the Interpump VHT4721 DX ATEX pump includes checking oil seals (e.g., KIT3 oil seal D.30X55X7 and KIT2 oil seal D.22X32X5.5), inspecting O-rings, and ensuring proper lubrication. Always follow Interpump's guidelines for servicing ATEX-certified equipment to maintain explosion-proof integrity.

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 VHT4721 parts list125 parts, 62 available in catalog

Official Parts List
VHT4721 — Male shaft (key) exploded diagram

Repair Kits — Order These for Routine Maintenance

KIT2
KIT 2 OIL SEAL D. 22X32X5,5
34000201×1Available
KIT3
KIT 3 OIL SEAL D.30X55X7
34000301×1Available
View
KIT202
KIT 202 SEALS D. 22 HT
34020201×1Available
View
KIT367
KIT 367 VALVE PLUGS (47.VHT)
34036701×1Available
View
KIT368
KIT 368 PISTON BOLT (47 VHT)
34036801×1Available
View
KIT369
View
KIT370
View

Individual Components

PosCodeDescriptionQty
1
MANIFOLD "T" VHT4721
47120941×1Available
View
4
BACK-UP RING D.17.4X21.9X0.8
90510500×6Available
View
5
View
6
VALVE SEAT
36200366×6Available
View
7
VALVE PLATE
36200176×6Available
View
8
SPRING D. 9,4X14,8
94737600×6Available
View
9
VALVE CAGE
36200251×6Available
View
10
View
11
VALVE PLUG M24X2X16 NICKEL PL.
98222200×6Available
12
INLET/OUTLET VALVE (47 VHT)
36726101×6Available
View
13
SCREW M 8x16 UNI 5931
99303900×8Available
View
14
View
15
O-RING 67,95X2,62 (3268)
90391300×2Available
16
TAPER BEARING 32206 SKF
91837800×2Available
View
17
OIL SEAL 22x32x5
90162500×3Available
View
18
BUSHING 22X25X30
90912600×3Available
19
CRANKCASE
47010822×1Available
View
20
OIL DIP-STICK G3/8X80
98210600×1Available
View
21
O-RING D.133.02X 2,62(3525)
90392200×1Available
View

Need multiple parts? Request a bundled quote

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

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Official VHT4721 parts listIndustrial Pumps (High Temperature Versions Series 47 VHT)

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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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