Send a part number, a photo, or a whole BOM — we supply it and stand behind it. Worldwide shipping to 80+ countries.

3G Electric
EXTECH DO603 Membrane Kit - Membranes
EXTECHMembranes

EXTECH DO603 Membrane Kit

The EXTECH Membrane Kit, model DO603, is a membrane kit designed for industrial equipment applications. This product is manufactured by EXTECH and is identified by manufacturer part number DO603.

SKU 3G-OTH-371376

Also listed as: DO 603 · DO-603

Brand
EXTECH
Item
DO603 Membrane Kit
Part Number
DO603
Category
Membranes
Available to Order
Also known as:DO603EXTECH
Trade pricing by quote — replies within 24h
Qty
WhatsApp an engineerMessage via Telegram
No account needed — your quote request goes straight to our engineers. A free account lets you track quotes and re-order faster.
Worldwide Shipping
Air & sea freight
Datasheet on Request
Technical specs
1-Day Quote
Replies within 24h

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

EXTECH
Manufacturer Part Number
DO603
Product Type
Membrane Kit

Technical Documents

No technical documents available for this product.
Request documentation
Not sure this is the right part? Get a recommendation.

Need installation or engineering help?

Installation, commissioning, maintenance plans, system design, and bundled product + service quotes — one team handles the full scope.
Talk to an engineer

Ask a question

EXTECH Products
3G Electric (S) Pte. Ltd. — Singapore

Product Description

The EXTECH Membrane Kit, model DO603, is a membrane kit designed for industrial equipment applications. This product is manufactured by EXTECH and is identified by manufacturer part number DO603.

Frequently Asked Questions

What is the EXTECH Membrane Kit DO603 used for?

The EXTECH Membrane Kit DO603 is used to replace worn or damaged membranes in industrial dissolved-oxygen sensors and similar analytical instruments. It ensures accurate measurement in water-treatment, environmental monitoring, and process-control applications where reliable sensor performance is critical.

What are the specifications of the EXTECH Membrane Kit DO603?

The EXTECH Membrane Kit DO603 is a membrane kit manufactured by EXTECH. Its product type is Membrane Kit, and the manufacturer part number is DO603. It is designed for use with EXTECH dissolved-oxygen instruments and compatible sensor assemblies requiring periodic membrane replacement.

Where to buy the EXTECH Membrane Kit DO603 worldwide?

You can source the EXTECH Membrane Kit DO603 through 3G Electric, a global industrial equipment distributor established in 1990. We handle full logistics, customs clearance, and delivery to worldwide destinations, ensuring the membrane kit reaches your facility efficiently.

How to install the EXTECH Membrane Kit DO603?

To install the EXTECH Membrane Kit DO603, first remove the old membrane from the sensor. Clean the sensor surface with a lint-free cloth and distilled water. Carefully apply the new membrane, ensuring no air bubbles are trapped. Follow the sensor manufacturer's guidelines for proper tension and seating.

Used in

Common applications for EXTECH
Electrical maintenance — EXTECH VT30 voltage and continuity tester for verifying AC/DC circuits up to 690 V.
Industrial inspection — EXTECH HDV700 Series borescope with articulating camera probe for visual checks inside pipes and ducts.
HVAC troubleshooting — EXTECH EX505A-K digital multimeter kit for measuring voltage, current, and resistance in rooftop units.
Water treatment — EXTECH pH 4.00 and pH 7.00 buffers for calibrating pH meters used in process water monitoring.
Plumbing diagnostics — EXTECH HDV7C-P28-30 plumbing camera probe with 98 3/8 ft shaft for inspecting long runs of pipe.
Laboratory calibration — EXTECH pH buffer tablets (PH7-P) for preparing fresh calibration solutions in lab environments.
Not sure this is the right part? Photo-identify it

EXTECH Products

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

You might also need

Burners & Combustion Pumps & Compressors Spare Parts All Products

Related products

More from EXTECH

View all EXTECH parts

Customer reviews

No reviews yet — be the first

Questions & answers

No questions yet — ask us the first