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DSZH Hose fitting inches 1/2" - HVAC Tools
DSZHHVAC Tools

DSZH Hose fitting inches 1/2"

DSZH hose fitting for HVAC refrigeration systems with 1/2" port size and DN10 nominal bore. Brass construction compatible with R22, R134a, R404, R407C, R410, and R507 refrigerants. Suits fluid group II applications…

SKU 3G-CBM-01597

Also listed as: COR 50124 · COR-50124

Brand
DSZH
Item
Hose fitting inches 1/2"
Category
HVAC Tools
UNSPSC
41112509 — Air velocity and temperature monitors
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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

DSZH
material
Brass
port size
1/2"
fluid group
II
nominal bore
DN10
refrigerants
R22, R134a, R404, R407C, R410, R507

Datasheet Content

DECLARATION OF CONFORMITY, BRASS NUTS The Pressure Equipment Directive 2014/68/EU, The RoHS 2 Directive 2011/65/EU rev 04 dated 19/07/2016 Description of pressure equipment Brass nuts Models NS-4, NS-5, NS-6, NS-8, NRS4-64, NRS4-65, NRS4-86, NRS4-108, NRS4-1210, NRS4-1614, NS4-4, NS4-4M6, NS4-5, NS4-6M6, NS4- 5M8, NS4-6, NS4-6M8, NS4-6M10, NS4-8, NS4-8M10, NS4-8M12, NS4-10, NS4-10M12, NS4-10M14, NS4-10M16, NS4-12, NS4- 12M14, NS4-12M16, NS4-12M18, NS4-14, NS4-14M22, SFC-4, SFC-6, 'SFC-8, SFC-10 Classified for Fluid group Il, R22, R134a, R404, R407C, R410, R507 (non-taxie and non-flammable refrigerants) Nominal bore DN4,5 (1/4 in), DN8 {3/8 in), DNlO (1/2 in), DN13 {5/8 in), DN16 {3/4 in) and DN19 {7/8 in) Temperature range ° ° ° -40° C / +150 C {-40 F / 302 F) Maximum allowable working pressure {PS) 45 bar {650 psi) Burst pressure > 3 X PS Declaration We hereby declare that mentioned equipment for fluid group Il are covered by Article 4, paragraph 3 of The Pressure Equipment Directive 2014/68/EU effective from July 19 th' 2016. Compliance with EU Directive 2011/65/EU (RoHS) This product conforms to the restriction of the used lead, mercury, cadmium, hexavalent chromium, polybrominated biphenyls 1h {PBB), and polybrominated diphenyl ethers {PBDE) as described in Directive 2011/65/EU of June 8 2011 and subsequental emendaments Reference of the Technical Standards and Specification used EN 378, EN 12284, EN 16084 Material Copper alloys compliant to standards EN 12164, EN 12165, and EN 12449 Name ing. Andrea Pe Date 19/07/2016

Technical Documents

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

Product Description

DSZH hose fitting for HVAC refrigeration systems with 1/2" port size and DN10 nominal bore. Brass construction compatible with R22, R134a, R404, R407C, R410, and R507 refrigerants. Suits fluid group II applications in cooling and heat-pump installations.

Frequently Asked Questions

What is the DSZH 1/2" hose fitting used for?

The DSZH 1/2" hose fitting is used in HVAC refrigeration systems for connecting hoses to ports. It is compatible with refrigerants R22, R134a, R404, R407C, R410, and R507, and suits fluid group II applications in cooling and heat-pump installations.

What are the specifications of the DSZH 1/2" hose fitting?

The DSZH hose fitting has a 1/2" port size, DN10 nominal bore, and is made of brass. It has a maximum allowable working pressure of 45 bar (650 psi) and a temperature range of -40°C to +150°C. It complies with the Pressure Equipment Directive 2014/68/EU and RoHS 2 Directive.

Where to buy DSZH hose fittings in Singapore?

You can source DSZH hose fittings in Singapore through 3G Electric, an industrial equipment distributor established in 1990. We handle logistics, customs clearance, and delivery to your site, providing technical support for HVAC applications. Contact us for availability and lead times.

How to install the DSZH 1/2" hose fitting?

To install the DSZH 1/2" hose fitting, ensure the port and fitting are clean and free of debris. Hand-tighten the brass nut onto the matching 1/2" port, then use a wrench for a secure seal without over-tightening. Always follow system manufacturer guidelines and use compatible refrigerants like R410 or R507.

Used in

Common applications for DSZH
Split-system air-conditioner service: DSZH manifold bases and SAE/NPT reducers integrate with technician gauge sets for pressure monitoring and refrigerant charge.
Rooftop packaged unit maintenance: Flare connector caps, hose tips, and union fittings expedite field replacement of damaged lines and adapters on commercial cooling systems.
Refrigerant recovery and recycling: DSZH bottle adapters (R600A-rated) connect recovery cylinders to hose lines, enabling safe extraction of flammable and standard refrigerants.
Process-cooling loop installation: SAE straight male/female unions and reducers support temporary or permanent manifold assembly on industrial water-chilled equipment.
Heat-pump seasonal service: DSZH dudgeon extensions and adapter kits allow technicians to connect diagnostic gauges to restricted or recessed access ports on reversing-valve manifolds.
Field emergency repairs: Individual DSZH fittings stocked in stock allow technicians to repair or modify hose connections on-site without returning to the shop for components.

DSZH Products

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

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