800PSI
Working Pressure

Rated 800 PSI working / 4,000 PSI burst — safe for R-410A and modern A2L systems at any service condition

DUALFORCE
Premium Black Hoses

HCPRO Dual Force premium black hoses with color-coded indicator lines — premium braided construction, low-loss fittings, professional service spec

1.6CLASS
Gauge Accuracy

Class 1.6 calibrated 3-1/8″ (80mm) dual-scale analog gauges — °F/PSI, shock-proof rubber covers

4REFRIGERANTS
Multi-Refrigerant Compatible

Pre-calibrated for R-410A, R-22, R-404A, and R-134a — one manifold covers the legacy + modern HFC lineup

Why Black Knight

Forged brass.

Dual Force hoses.

Built for the truck.

The HCPRO Black Knight HVAC manifold gauge series is the professional-grade fluid management line for the HFC refrigerant set — forged brass bodies, Class 1.6 calibrated dual-scale gauges, and Dual Force premium black hoses available in Premium Standard, Anti-Blowback, and Ball Valve tiers. Engineered for HVAC contractors who can't afford a manifold that fails on the rooftop — and need a manifold that holds calibration through truck-life vibration.

Forged brass body, no shortcuts

Heavy-duty forged brass 2-valve manifold body — the professional service standard for charging, evacuation, and diagnostics. No-leak neoprene O-ring system, easy-grip hex handles. Built for the rough handling of daily service truck use — drops, vibration, temperature swings. Smooth piston-type valves give you precision control on charging and recovery without the chatter of cheap stamped-brass bodies.

3-1/8″ Class 1.6 dual-scale gauges

Large 3-1/8″ (80mm) analog gauges with Class 1.6 accuracy and dual-scale °F + PSI readings, pre-calibrated for R-410A, R-22, R-404A, and R-134a. Shock-proof rubber covers protect against drops. The face size matters: read pressure from across the rooftop, not just with the gauges in your hand.

Dual Force premium black hoses

Standard 3-hose set — HCPRO Dual Force premium black with color-coded indicator lines (red high, blue low, yellow service / vacuum). The Dual Force jacket is the HCPRO professional hose technology — premium black braided construction reads clean on the truck and on the rooftop, while the color-coded indicator line keeps you oriented at the service port without the cheap rainbow look of consumer hoses. Rated 800 PSI working / 4,000 PSI burst, low-loss fittings, standard 1/4" SAE connections. Available in Premium Standard, Premium Anti-Blowback, and Premium Ball Valve tiers per SKU.

Full Product Description

The HCPRO Black Knight HC-2V2C5BK is a 2-valve HVAC manifold gauge set for R-410A, R-22, R-404A and R-134a — with Celsius gauges and three 5-foot premium hoses.

Key features

  • Covers R-410A, R-22, R-404A and R-134a service
  • Celsius (°C/PSI) gauges for easy reading
  • Two-valve forged-brass body with smooth piston valves
  • Includes three 5 ft premium color-coded hoses

The Celsius-scale workhorse HFC manifold for everyday service.

Technical specifications

Built like a service-truck manifold should be built.

Forged brass body, Class 1.6 calibrated dual-scale 3-1/8″ gauges, HCPRO Dual Force premium black hoses. Rated 800 PSI working / 4,000 PSI burst. SAE J2196 and J2888 compliant. Pre-calibrated for R-410A, R-22, R-404A, and R-134a — covers the legacy + modern HFC lineup with one tool. Assembled and tested in the USA.

Model family
HVAC HFC Manifold Series2-Valve forged brass body, Dual Force premium black hoses, Class 1.6 calibrated 80mm gauges, available in Premium Standard / Anti-Blowback / Ball Valve tiers
Manifold body
Forged brass, 2-way piston typeHeavy-duty cast, no-leak neoprene O-ring system, easy-grip hex handles
Gauge size
3-1/8″ (80 mm) dual-scale analog°F / PSI, Class 1.6 accuracy, shock-proof rubber covers
Compatible refrigerants
R-410A, R-22, R-404A, R-134aPre-calibrated dual scales — read directly without conversion charts
Hoses
(3) HCPRO Dual Force premium black, 1/4″ SAEDual Force premium black braided jacket with color-coded indicator lines — red (high), blue (low), yellow (service / vacuum)
Hose tier
Dual Force Premium (varies by SKU)Premium black braided jacket with low-loss fittings — Premium Standard, Anti-Blowback, or Ball Valve per SKU
Working pressure
800 PSISafe for R-410A high-pressure service at any operating condition
Burst pressure
4,000 PSI5× safety margin over working pressure
Valve type
Piston (smooth-action)No chatter, precision control on charging + recovery
Connection
1/4″ SAE (standard service)Fits every common HVAC-R service port
Design
2-valve service manifoldThe professional service standard — light, reliable, purpose-built for charging, evacuation, and diagnostics
Hanging hook
Built-inHang on condenser, package unit, or service ladder
Compliance
SAE J2196, J2888Meets industry standards for refrigerant service equipment
Warranty
1-year limitedCovers manufacturing defects under normal professional use
In the box

Manifold, gauges, hoses, and the technical insert. Ready for the first service call.

HVAC Manifold Gauge Set R410a/R22/R404a/R134a + 5 ft Premium Hoses
Forged brass 2-way manifold bodyPiston-type valves, easy-grip hex handles, neoprene O-ring system, built-in hanging hook
Two 3-1/8″ Class 1.6 dual-scale gaugesPre-calibrated for R-410A / R-22 / R-404A / R-134a — °F + PSI, shock-proof rubber covers
Three HCPRO Dual Force premium black hosesColor-coded indicator lines — red (high), blue (low), yellow (service / vacuum). Low-loss fittings, 800 PSI working / 4,000 PSI burst, 1/4″ SAE connections
Black Knight technical insertRefrigerant charging procedure, leak diagnostics guide, calibration verification, SAE compliance notes
Need a different config?

Find your Black Knight.

Filter by what you service — refrigerant, hose length, hose tier. Switch to Gauge Replacement to find just the calibrated 80mm or 68mm replacements for your existing manifold.

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Customer reviews

What working techs say after putting it on the truck.

12,000+ HVAC pros served
4.9★ Average rating
94% Repeat buyers

Replace this with a real customer quote. Aim for 2–4 sentences with specific use case — what refrigerants, what jobs, how the anti-blowback hoses worked vs prior brand.

Marcus T.HVAC TECH · MIAMI, FL
On HCPRO Black Knight HVAC Manifold

Replace this with a real customer quote. Aim for 2–4 sentences with specific use case — what refrigerants, what jobs, how the anti-blowback hoses worked vs prior brand.

Jorge R.REFRIGERATION CONTRACTOR · ATLANTA, GA
On HCPRO Black Knight HVAC Manifold

Replace this with a real customer quote. Aim for 2–4 sentences with specific use case — what refrigerants, what jobs, how the anti-blowback hoses worked vs prior brand.

Derrick W.COMMERCIAL HVAC · PHOENIX, AZ
On HCPRO Black Knight HVAC Manifold
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Common questions

Answers from the warehouse floor.

Still stuck? Call our techs at 305-720-0044.

Does HCPRO warranty the products?

Yes — every HCPRO Black Knight product ships with a 1-year limited warranty against manufacturing defects under normal professional use. We'll replace the manifold, gauges, or hoses if they fail to meet stated specs. See our full warranty terms.

Which Black Knight manifold should I pick?

Use the tool finder above — filter by the refrigerants you work with most, your preferred hose length, and the hose tier (standard / premium / anti-blowback / ball-valve). The HC-2V2F5AB is our flagship for HVAC contractors running R-410A, R-22, R-404A, and R-134a. For hydrocarbon (R-32 / R-290 / R-600) or A2L modern refrigerants, see the dedicated R-32 / R-454B sets.

What does "anti-blowback" actually do?

Anti-blowback hose fittings have an internal check valve that closes when you disconnect from the service port, preventing the refrigerant in the hose from venting into the room. Three benefits: (1) you don't lose 1-2 oz of refrigerant per disconnect, (2) you don't contaminate the work area with R-410A vapor, (3) you stay in compliance with EPA Section 608 service practice standards. Standard hoses vent every time — anti-blowback hoses don't.

What does "Class 1.6" gauge accuracy mean?

Class 1.6 is the European Standard for analog pressure gauge accuracy — readings are within ±1.6% of full scale across the operating range. For a 500 PSI gauge, that's ±8 PSI. This is the professional service tier (Class 2.5 is consumer-grade, Class 1.0 is lab-grade). Class 1.6 gives you the precision needed for proper subcool / superheat charging without the cost of lab-grade gauges.

What refrigerants is this manifold for?

This set ships pre-calibrated for R-410A, R-22, R-404A, and R-134a. For R-32 / R-454B / R-290 / R-600 hydrocarbon refrigerants, see the dedicated R-32 manifold (HC-2V2Y3P or the hydrocarbon brass set). For R-1234YF mobile A/C, see the Black Knight R-1234YF set with quick-connect adapters.

Can I use these hoses on a different manifold body?

Yes — the 60″ anti-blowback hoses use standard 1/4″ SAE connections and fit any HVAC manifold with the same fitting standard (which is most professional manifolds on the market). You can buy replacement Black Knight hoses separately if you want to upgrade an older manifold body without replacing the gauges.

Can I replace just one gauge if it breaks?

Yes — we sell 3-1/8″ replacement gauges separately in °F/PSI and °C/PSI variants, pre-calibrated for R-410A/R-22/R-404A/R-134a or for R-1234YF, R-32, R-290/R-600. See the replacement gauge collection or use the tool finder above to filter by your refrigerant.

Can I return an unused manifold set?

Yes — free returns within 30 days for unused sets in original packaging with all hoses, gauges, and inserts present. Read our full return policy.

Do you offer fleet pricing for shops?

Yes — trade pricing on this page, plus volume discounts for shops outfitting multiple service trucks. Email hcproproductsusa@gmail.com with your fleet size and we'll send a custom quote within 24 hours.