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DURO LINE SLS387825 Steel Insulated Line Set - Insulated Line Sets
DURO LINEInsulated Line Sets

DURO LINE SLS387825 Steel Insulated Line Set

The DURO LINE Steel Refrigerant Lineset (SKU SLS387825, MPN SLS387825) is a 25 ft long insulated line set made of steel with steel connections. It features 1/2 in black elastomeric insulation and includes a 3/8 in…

SKU 3G-OTH-72041

Also listed as: SLS 387825 · SLS-387825

Brand
DURO LINE
Item
SLS387825 Steel Insulated Line Set
Category
Insulated Line Sets
Available to Order
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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

DURO LINE
Manufacturer Part Number
SLS387825
Type
Steel
Insulation
1/2 in
Plain Liquid
3/8 in
Line Material
Steel
Insulation Color
Black
Connection Material
Steel
Insulation Material
Elastomeric

Technical Documents

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

Product Description

The DURO LINE Steel Refrigerant Lineset (SKU SLS387825, MPN SLS387825) is a 25 ft long insulated line set made of steel with steel connections. It features 1/2 in black elastomeric insulation and includes a 3/8 in plain liquid line.

Frequently Asked Questions

What is a DURO LINE Steel Refrigerant Lineset used for?

A DURO LINE Steel Refrigerant Lineset connects an outdoor condensing unit to an indoor evaporator coil in HVAC split systems. It carries refrigerant between components, with 1/2 in elastomeric insulation preventing condensation and energy loss on the suction line.

What are the specifications of the DURO LINE SLS387825 lineset?

The DURO LINE SLS387825 is a 25 ft long steel lineset with steel connections. It includes a 3/8 in plain liquid line and a suction line with 1/2 in black elastomeric insulation. The insulation material is elastomeric, and the line material is steel.

Where to buy DURO LINE refrigerant linesets worldwide?

3G Electric supplies DURO LINE refrigerant linesets worldwide. As a global industrial solutions provider, we handle full logistics and customs clearance to deliver the SLS387825 or other lengths to your facility. Contact us for a quote and delivery timeline.

How to install a DURO LINE steel lineset?

Install the DURO LINE steel lineset by routing it between the outdoor unit and indoor coil, avoiding sharp bends. Use proper brazing techniques with nitrogen purge to prevent oxidation. Ensure the 1/2 in insulation remains intact and sealed at connections to prevent moisture ingress.

Used in

Common applications for DURO LINE
Residential split-system air conditioning — DURO LINE steel refrigerant line sets (e.g., SLS387825) for connecting outdoor condenser to indoor evaporator.
Light commercial heat pump installations — DURO LINE 50-ft line sets (e.g., SLS385850) for rooftop or ground-mounted units.
HVAC system retrofits in existing buildings — DURO LINE 25-ft line sets (e.g., SLS141250) for replacing old refrigerant lines.
New construction HVAC rough-in — DURO LINE 35-ft line sets (e.g., SLS387835) for pre-installing line sets before drywall.
Refrigeration system maintenance — DURO LINE 15-ft line sets (e.g., SLS141215) for short-run replacements in walk-in coolers.

DURO LINE Products

3G Electric supplies DURO LINE insulated line sets. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

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This 25 ft steel refrigerant lineset features 1/2 in elastomeric black insulation and a 1/4 in plain liquid line. Both the line and connection materials are steel. It is used to connect outdoor condensing units to indoor evaporator coils in split-system HVAC and refrigeration installations
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This 25 ft steel refrigerant lineset features 1/2 in elastomeric black insulation and a 1/4 in plain liquid line. Both the line and connection materials are steel. It is used to connect outdoor condensing units to indoor evaporator coils in split-system HVAC and refrigeration installations
Steel insulated line set with steel connections, 50 ft length. Features 1/2 in elastomeric black insulation and a 1/4 in plain liquid line. Used to connect outdoor condensing units to indoor evaporator coils in HVAC and refrigeration systems
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Steel insulated line set with steel connections, 50 ft length. Features 1/2 in elastomeric black insulation and a 1/4 in plain liquid line. Used to connect outdoor condensing units to indoor evaporator coils in HVAC and refrigeration systems
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This 50 ft insulated line set connects outdoor condensing units to indoor evaporator coils in split HVAC systems. It features a 3/8 in plain liquid line and 1/2 in black elastomeric insulation to reduce condensation and energy loss. Both line and connection materials are steel
This 25 ft insulated line set consists of steel lines with steel connections. It features a 3/8 in plain liquid line and a 1/2 in black elastomeric insulation layer. Used to connect outdoor condensers to indoor evaporators in split-system air conditioning and heat pump installations
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This 25 ft insulated line set consists of steel lines with steel connections. It features a 3/8 in plain liquid line and a 1/2 in black elastomeric insulation layer. Used to connect outdoor condensers to indoor evaporators in split-system air conditioning and heat pump installations
This 50 ft insulated line set consists of a 3/8 in plain liquid line and a 1/2 in elastomeric insulation layer, both made of steel. It is used to connect outdoor condensing units to indoor evaporator coils in HVAC and refrigeration systems, providing a pre-insulated assembly for thermal efficiency
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This 50 ft insulated line set consists of a 3/8 in plain liquid line and a 1/2 in elastomeric insulation layer, both made of steel. It is used to connect outdoor condensing units to indoor evaporator coils in HVAC and refrigeration systems, providing a pre-insulated assembly for thermal efficiency
This 50 ft insulated line set features a 3/8 in plain liquid line and 1/2 in elastomeric black insulation, with steel line and connection materials. It is used to connect outdoor condensing units to indoor evaporator coils in HVAC and refrigeration systems, reducing heat gain and condensation
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This 50 ft insulated line set features a 3/8 in plain liquid line and 1/2 in elastomeric black insulation, with steel line and connection materials. It is used to connect outdoor condensing units to indoor evaporator coils in HVAC and refrigeration systems, reducing heat gain and condensation
This 15 ft insulated line set from DURO LINE is constructed with steel tubing and steel connections. It features 1/2 in black elastomeric insulation and a 1/4 in plain liquid line. Used in HVAC and refrigeration split-system installations to connect outdoor condensing units to indoor evaporator coils
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This 15 ft insulated line set from DURO LINE is constructed with steel tubing and steel connections. It features 1/2 in black elastomeric insulation and a 1/4 in plain liquid line. Used in HVAC and refrigeration split-system installations to connect outdoor condensing units to indoor evaporator coils
This 35 ft steel line set features a 3/8 in plain liquid line with 1/2 in elastomeric insulation in black. The steel construction and connections provide a durable path for refrigerant flow. Used in HVAC systems to connect outdoor condensing units to indoor evaporator coils, the insulation minimizes heat gain and condensation
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This 35 ft steel line set features a 3/8 in plain liquid line with 1/2 in elastomeric insulation in black. The steel construction and connections provide a durable path for refrigerant flow. Used in HVAC systems to connect outdoor condensing units to indoor evaporator coils, the insulation minimizes heat gain and condensation