We ship to the Philippines — door-to-door, customs and logistics handled by 3G Electric

FLEXTECH Silicone SAE J20 Heater Hose Reducer, 3 in to 4 in, 3 in Length, Blue - Silicone SAE J20 Heater Hose Reducers
FLEXTECHSilicone SAE J20 Heater Hose Reducers

FLEXTECH Silicone SAE J20 Heater Hose Reducer, 3 in to 4 in, 3 in Length, Blue

The FLEXTECH Hose Reducer (MPN R40-300/400) is a blue silicone SAE J20 heater hose reducer with a 3 in to 4 in hose inside diameter and 3 in hose length. It is constructed from silicone tube and cover materials…

SKU 3G-OTH-457298

Also listed as: R40300400 · R40 300 400 · R40-300-400

Brand
FLEXTECH
Item
Silicone SAE J20 Heater Hose Reducer, 3 in to 4 in, 3 in Length, Blue
Category
Silicone SAE J20 Heater Hose Reducers
Available to Order
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Worldwide Shipping
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Technical specs
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Local availability & support — the Philippines

Delivery
5–8 business days door-to-door; Bureau of Customs clearance typically 2–4 business days.
Payment
Invoicing in PHP or USD. Bank transfer and corporate PO accepted.
Ships to
Manila, Quezon City, Cebu, Davao, Batangas

Technical Specifications

FLEXTECH
Manufacturer Part Number
R40-300/400
Type
Blue, Silicone, Silicone
Hose Lg
3 in
Hose Color
Blue
Temp. Range
-65° to 350°F
Hose Tube Material
Silicone
Hose Cover Material
Silicone

Technical Documents

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

Product Description

The FLEXTECH Hose Reducer (MPN R40-300/400) is a blue silicone SAE J20 heater hose reducer with a 3 in to 4 in hose inside diameter and 3 in hose length. It is constructed from silicone tube and cover materials, rated for a temperature range of -65° to 350°F.

Supplied to the Philippines — compatible with 60 Hz installations. DHL Express delivery to Manila, Quezon City, Cebu, customs and duties handled door-to-door.

Frequently Asked Questions

What is the FLEXTECH Hose Reducer R40-300/400 used for?

The FLEXTECH Hose Reducer R40-300/400 is a silicone SAE J20 heater hose reducer used to transition between 3 in and 4 in inside-diameter hoses in industrial heating, cooling, and fluid-handling systems. Its silicone construction withstands -65° to 350°F, making it suitable for engine and process applications.

What are the specifications of the FLEXTECH Hose Reducer R40-300/400?

The FLEXTECH Hose Reducer R40-300/400 has a 3 in to 4 in hose inside diameter, 3 in hose length, blue silicone tube and cover materials, and a temperature range of -65° to 350°F. It meets SAE J20 standards for heater hose performance.

Where to buy the FLEXTECH Hose Reducer R40-300/400 worldwide?

3G Electric supplies the FLEXTECH Hose Reducer R40-300/400 worldwide. As a global industrial solutions provider, we handle full logistics, customs clearance, and delivery to your facility. Contact us for pricing and lead time on this silicone SAE J20 heater hose reducer.

How to install the FLEXTECH Hose Reducer R40-300/400?

To install the FLEXTECH Hose Reducer R40-300/400, ensure both hose ends are clean and dry. Slide the reducer over the smaller 3 in hose, then connect the larger 4 in hose. Use appropriate clamps on both ends, tightening to manufacturer torque specs. Avoid over-tightening to prevent silicone damage.

Used in

Common applications for FLEXTECH
Industrial burner systems — FLEXTECH silicone heater hoses for coolant circulation in preheat loops
Turbocharged diesel engines — FLEXTECH charge air cooler hoses for intake air routing
HVAC equipment — FLEXTECH vacuum hoses for pneumatic control lines
Marine engine cooling — FLEXTECH SAE J20R3 heater hoses for raw water and closed-loop systems
Generator sets — FLEXTECH 45° elbow hoses for coolant line routing in confined spaces
Compressed air systems — FLEXTECH silicone hoses for high-temperature air transfer

FLEXTECH Products

3G Electric supplies FLEXTECH silicone sae j20 heater hose reducers. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

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