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Home / Lighting / Driving & light bars

Brass Straight 12mm x 1/2" NPT STR Adaptor

Elevate Automotive

Brass Straight 12mm x 1/2" NPT STR Adaptor

800-02019

A solid brass straight adaptor designed for reliable hose and fitting transitions in automotive, 4WD, and fluid transfer systems. This fitting connects 12mm hose or push-fit style plumbing to a 1/2" NPT male thread, providing a secure and leak-resistant join…

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Important note

John Guest brass adaptors are designed for secure and reliable connections in RV plumbing systems. Suitable for hot water service applications where a strong, vibration-resistant fitting is required.

We accept
Universal RV and caravan fitment

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A solid brass straight adaptor designed for reliable hose and fitting transitions in automotive, 4WD, and fluid transfer systems. This fitting connects 12mm hose or push-fit style plumbing to a 1/2" NPT male thread, providing a secure and leak-resistant join in demanding environments.

Built from durable brass, it offers excellent corrosion resistance and long service life, making it suitable for coolant, air, water, and general fluid applications commonly found in workshop, canopy, and off-grid vehicle setups.

Perfect for clean, simple plumbing solutions where strength and reliability matter, especially in custom 4x4 electrical and mechanical installs.

  • Brass construction for durability
  • 12mm push-fit connection
  • 1/2" NPT male thread
  • Designed for RV hot water systems
  • Leak-resistant when installed correctly
  • High corrosion resistance
  • Compact straight design

Material: Brass (CW614N or equivalent)

Connection: 12mm push-fit x 1/2" NPT male

Working pressure: RV system rated

Application: Hot water / potable RV plumbing

Type: Straight adaptor

Approx. length: 45–55mm

Weight: ~0.05–0.10 kg

Compact inline fitting profile

Everything this install needs

0 of 0 in the box

Use PTFE thread tape or approved thread sealant on NPT side

Ensure pipe is clean and fully seated into push-fit end

Follow RV plumbing standards for hot water systems

Recommended for professional installation in critical systems

Check for leaks after pressurising system

Universal RV and caravan fitment
Commonly used in:
Caravan hot water systems
Camper trailer plumbing
RV water distribution setups
Suburban hot water units

Q:Is this suitable for drinking water?
A: Yes, when used in approved RV plumbing systems.

Q:Do I need sealant on the thread?
A: Yes, PTFE tape or liquid thread sealant is recommended.

Q:Is this only for caravans?
A: No, but it is primarily designed for RV and caravan hot water systems.

Q:Will it fit all 12mm plumbing?
A: It fits standard 12mm John Guest-style push-fit systems used in RV applications.

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