Boltigen AC dye injector with backflow protection for safer dye injections.
Boltigen R134A low-side quick coupler enables quick, secure connections.
Boltigen R1234YF low-side coupler supports leak-checking with precision.
Boltigen R410A mini-split adapter adds refrigerant versatility.
Boltigen oil-dye injector capacity 7.5 ml to 60 ml for flexible injections.
Boltigen brass 1/4 SAE fittings deliver durable, corrosion-resistant joints.
Boltigen reinforced rubber hose withstands pressure during service.
Boltigen aluminium body provides lightweight, sturdy construction.
Boltigen usage guide helps technicians perform injections correctly.
Boltigen AC dye injector with backflow protection for safer dye injections.
Boltigen R134A low-side quick coupler enables quick, secure connections.
Boltigen R1234YF low-side coupler supports leak-checking with precision.
Boltigen R410A mini-split adapter adds refrigerant versatility.
Boltigen oil-dye injector capacity 7.5 ml to 60 ml for flexible injections.
Boltigen brass 1/4 SAE fittings deliver durable, corrosion-resistant joints.
Boltigen reinforced rubber hose withstands pressure during service.
Boltigen aluminium body provides lightweight, sturdy construction.
Boltigen usage guide helps technicians perform injections correctly.

Boltigen AC Dye Injector Backflow Kit – R134A/R1234YF/R410A Quick Couplers for HVAC

Overview The Boltigen AC Dye Injector Backflow Kit is designed to streamline dye and oil injections into...
Vendor: Boltigen
Availability: In stock
£53.08
£53.08
Please hurry! Only 5 left in stock
Subtotal: £53.08
10 customers are viewing this product

Free UK Delivery on All Orders

No Minimum Spend Fast & Reliable Delivery Ships Across the UK

Free Returns

30-Day Free Returns
Boltigen AC dye injector with backflow protection for safer dye injections.

Boltigen AC Dye Injector Backflow Kit – R134A/R1234YF/R410A Quick Couplers for HVAC

£53.08
Boltigen AC dye injector with backflow protection for safer dye injections.
Boltigen R134A low-side quick coupler enables quick, secure connections.
Boltigen R1234YF low-side coupler supports leak-checking with precision.
Boltigen R410A mini-split adapter adds refrigerant versatility.
Boltigen oil-dye injector capacity 7.5 ml to 60 ml for flexible injections.
Boltigen brass 1/4 SAE fittings deliver durable, corrosion-resistant joints.
Boltigen reinforced rubber hose withstands pressure during service.
Boltigen aluminium body provides lightweight, sturdy construction.
Boltigen usage guide helps technicians perform injections correctly.

Boltigen AC Dye Injector Backflow Kit – R134A/R1234YF/R410A Quick Couplers for HVAC

£53.08
Description
Description
x

Overview

The Boltigen AC Dye Injector Backflow Kit is designed to streamline dye and oil injections into automotive and residential cooling systems. It pairs a compact, robust body with brass fittings, a reinforced hose, and an aluminum housing to stand up to regular use in tight service environments.

Key benefits and capabilities

  • Backflow protection on the 1/4" SAE port helps manage dye and oil flow during servicing.
  • Adapters included for R134A low-side, R1234YF low-side, and R410A mini-split applications for broad refrigerant coverage.
  • Supports fluorescent dyes for leak monitoring and accepts all common oil types (POE or mineral).
  • Durable construction features brass fittings, a reinforced rubber hose, and a high-quality aluminium alloy body for longevity.

Real-life use cases

  • Automotive A/C maintenance with targeted dye injections on the low-pressure side.
  • Home and small-office A/C service requiring a versatile, compact tool with multiple couplers.
  • Leak-detection routines using dye in conjunction with visual or UV dye checks.

How to use (simple steps)

  1. Fill the oil cylinder with the recommended 2 ounces of refrigerant oil.
  2. Attach the check valve and tighten inner and outer cylinders clockwise.
  3. Prime the blue line by tightening a small inner core to expel a bit of air.
  4. Connect to the low-pressure port of the system to be serviced.
  5. Inject the required amount of oil and dye, following system guidelines and manufacturer recommendations.

Materials and build

The tool blends brass 1/4" SAE fittings with a reinforced rubber hose and a sturdy aluminium body, delivering a balance of precision and durability for everyday shop use.

Note on compatibility: This kit is designed to work with R134A, R1234YF, and R410A systems; it suits home, office, and automotive A/C setups that use fluorescent dyes for leak detection. Always follow local regulations and manufacturer guidelines when handling refrigerants and additives.

FAQ

Q: What refrigerants and systems is the Boltigen AC Dye Injector Backflow Kit compatible with?

A: Compatible with R134A, R1234YF, and R410A systems; suitable for home, office, and automotive A/C diagnostics with dyes and various oils.

Q: How do I use the kit safely and effectively?

A: Fill the oil, tighten valves, connect to the low-pressure port, and inject the required amount following the steps; ensure hoses and fittings are secure.

Shipping & Return
Shipping & Return
x

Returns Policy

You may return most new, unopened items within 30 days of delivery for a full refund. We'll also pay the return shipping costs if the return is a result of our error (you received an incorrect or defective item, etc.).

You should expect to receive your refund within four weeks of giving your package to the return shipper, however, in many cases you will receive a refund more quickly. This time period includes the transit time for us to receive your return from the shipper (5 to 10 business days), the time it takes us to process your return once we receive it (3 to 5 business days), and the time it takes your bank to process our refund request (5 to 10 business days).

If you need to return an item, simply login to your account, view the order using the "Complete Orders" link under the My Account menu and click the Return Item(s) button. We'll notify you via e-mail of your refund once we've received and processed the returned item.

Shipping

We can ship to virtually any address in the world. Note that there are restrictions on some products, and some products cannot be shipped to international destinations.

When you place an order, we will estimate shipping and delivery dates for you based on the availability of your items and the shipping options you choose. Depending on the shipping provider you choose, shipping date estimates may appear on the shipping quotes page.

Please also note that the shipping rates for many items we sell are weight-based. The weight of any such item can be found on its detail page. To reflect the policies of the shipping companies we use, all weights will be rounded up to the next full pound.

Complete Your Setup

Example product title
£53.08
£53.08
Example product title
£53.08
£53.08
Example product title
£53.08
£53.08
Example product title
£53.08
£53.08
Example product title
£53.08
£53.08
Example product title
£53.08
£53.08
Example product title
£53.08
£53.08
Example product title
£53.08
£53.08
Example product title
£53.08
£53.08
Example product title
£53.08
£53.08

Recently Viewed Products