520 SERIES 2-VALVE 4-PORT SERVICE MANIFOLDS
• Deep Vacuum Valve Design – Proven diaphragm type,
  soft seat valves require only fingertip pressure to close
  completely. One turn to full open/close. Superior for
  deep vacuum service.
• Precision Gauges & Protective Boots – Unique design
  with easy-to-read color-coded scales provides superior
  resistance to shock, vibration and pulsation for superior
  performance and extended gauge life.
• PolarShield™ Hi-Performance Hoses - 800 PSI
  working pressure; 4,000 PSI burst pressure. Not all
  models include hose.
• Ergonomic Handles – Durable, soft touch non-slip
  surface, even with oily fingers.
• Swivel Hanger.

Download Service Manifold &
Accessories Chart (PDF)

Download Precision Refrigerant
Gauges Chart (PDF)

AUTOMOTIVE R-134a HOSE FOR USE WITH
CONVENTIONAL MANIFOLDS EQUIPPED
WITH 1/4" SAE PORTS
Red and blue hose supplied with 1/4" SAE FFL x 14 mm
male connections. Yellow hose supplied with 1/4" SAE
FFL x 1/2" ACME female with ball valve (bv) shut-off.

AUTOMOTIVE R-134a HOSE FOR USE WITH
MANIFOLDS EQUIPPED WITH 1/2" ACME PORTS
Red and blue hose supplied with 1/2" ACME female x
14 mm male connections. Yellow hose supplied with 1/2"
ACME x 1/2" ACME female with ball valve (bv) shut-off.

PREMIUM R-134a HI-FLOW AUTO SERVICE COUPLERS
14 mm thread connection. Quick connect/disconnect valve actuation eliminates venting. Color-coded knobs for high/low connections.
      • Integral safety sleeve prevents accidental refrigerant
        venting under all operating conditions.
      • Provides maximum flow without damaging service
        port.
      • Meets current SAE-J639 specifications.
21-L Low side service coupler.
21-H High side service coupler.

PREMIUM R-134a SERVICE-MANUAL SNAP COUPLERS
14 mm thread connection. A cross between quick snap and manual couplers, this patented user-friendly design allows the technician to engage the coupler with a push of two fingers.
      • Compact size
      • Color coded handles for easy recognition
      • Meets current SAE-J639 specifications
      • 6 roller balls
      • HNBR O-ring
      • Made in USA
25-L Low side R-134a service coupler.
25-H High side R-134a service coupler.

AUTOMOTIVE KWIK-COUPLER™ FOR R-12
19-C (Set) Includes special female coupler for use
on 3/16" automotive high side access valves, 1/4"
low side coupler, straight and 90° male couplers.

20-A High side adapter. Converts 3/16" system access
valve to 1/4" access valve for use with standard 1/4"
charging hose.

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