Page 403 - Q4 2026 Stephenson Equipment Catalogue

AIR CONDITIONING SYSTEM SERVICE

Service Couplers

R-134a Manual Couplers 18190A 82934-SL Safety Lock R134a
Item # Description Manual Couplers
ROB-18190A Low Side $87.75 Item # Description
ROB-18191A High Side $87.75 18191A MTC-82834-SL High Side 14mm-F x 16mm $59.75
MTC-82934-S Low Side 14mm-F x 13mm $59.75
82834-SL
R-134a Manual Couplers, 14mm
Item # Description R134a Manual Couplers
CPS-QCL134 Low Side $41.25 Item # Description
CPS-QCH134 High Side $41.25 QCH134 MTC-82834 High Side 14mm-F x 16mm $58.05
CPS-QC134SET 2-Pc Set $68.25 QCL134 82934 $58.05
82834 MTC-82934 Low Side 14mm-F x 13mm
R-134a to HFO1234yf Conversion MTC-82894 2-Pc R134a Manual Coupler Kit $105.55
Manual Couplers, 14mm QCH1214MM

Item # Description 83934 R1234yf Manual Couplers
CPS-QCL1214MM Low Side $54.75 83834
CPS-QCH1214MM High Side $46.55 Item # Description
CPS-QC1214SET 2-Pc Set $117.25 QCL1214MM MTC-83834 High Side 12mm-F x 17mm $80.45
MTC-83934 Low Side 12mm-F x 14mm $80.45
MTC-69843-29-04 $41 05 MTC-83894 2-Pc R1234yf Manual Coupler Kit $164.55
R1234yf Low Side
Tank Adapter MTC-83736-K $155 05
R134a to R1234yf
CPS-AD84 $25 65 Conversion Kit
Pump Adapter • Converts any R134a manifold gauge
set to a R1234yf manifold gauge set
• Application: vacuum pumps, manifolds,
recovery, tanks
• 1/2" ACME-F x 1/4" SAE-M MTC-67736-K $109 55
• Pack of 3 1/4" FL to R1234yf Conversion Kit
CPS-AD48L $18 65 • Converts any standard 1/4" A/C hose to
HFO Tank Adapter connect to standard R1234yf service ports
• 1/4" SAE-F x 1/2" LH ACME-M
CPS-AD48 $22 55 ATD-3525 $45 55
R12 to R134a Conversion Kit
Adapter for Vacuum Pumps/Manifolds/ • Contains R134a 90° quick couplers
Recovery/Tanks and 1/2" ACME F x 1/4" M adapter for
• 1/4" SAE-F x 1/2" ACME-M R134a refrigerant tank
Refrigerant Can Taps/Recharge Kits

3664
Recharge Kits
• Brass dispensing
valve with hose and 3665
quick coupler
• Charge A/C
systems using 3659
piercing or self-
sealing/reusable
designed cans MTC-85530 $23 35
Item # Gas Can Type Hose 3-In-1 Side Mount
Can Tap Valve
ATD-3664 R1234yf Pierce Designed Cans 18" $87.85 • Covers 2-7/8" (R134a) charge cans,
2-1/2" and 2" (OIL) charge cans
ATD-3665 R1234yf Self-Sealing/Reusable Designed Cans 18" $92.05 • Includes 1/2" ACME-M and 1/4" FL-M ports
ATD-3659 R134a Self-Sealing/Reusable Designed Cans 12" $75.55

October – December 2026 | 401