Name: ATD Tools 1.8 CFM Single-Stage A/C Vacuum Pump 80 Microns — ATD-3451
Brand: ATD Tools
SKU: ATD-3451
Price: 142.85 USD
Availability: InStock

ATD Tools 1.8 CFM Single-Stage A/C Vacuum Pump 80 Microns — ATD-3451

The ATD Tools ATD-3451 is a 1.8 CFM single-stage electric vacuum pump achieving 80-micron ultimate vacuum for automotive A/C and HVAC system evacuation. Features 1/4″ SAE and 1/2″ ACME ports, large cooling fan, easy-access oil fill, and 1/4 HP motor at 110–120V. Ships nationwide.

The ATD-3451 is a single-stage electric vacuum pump for automotive A/C technicians and HVAC service professionals who need reliable system evacuation at an accessible price point.

Achieves 80-micron ultimate vacuum. Features 1/4″ SAE and 1/2″ ACME connections, built-in large cooling fan, easy-access oil fill port. 1/4 HP motor on 110–120V, 60 Hz.

Compatible with R-12 and R-134a A/C systems on passenger cars and light trucks. Not rated for R-1234yf. Best for single-system light-duty evacuation, as well as lift trucks, agricultural equipment, heavy equipment, on/off-highway diesel vehicles.

ATD Tools designs its vacuum pump line with professional service quality at a practical price. The large cooling fan and accessible oil fill port extend pump service life.

Ships nationwide. Start evacuating A/C systems to 80 microns with the ATD-3451 today.

Compare Similar Products

	ATD-3451 — This Product	ATD-3453 3 CFM Vacuum Pump	ATD-3456 5 CFM Vacuum Pump
Brand + MPN	ATD Tools ATD-3451	ATD Tools ATD-3453	ATD Tools ATD-3456
Key Differentiator	— (this is the product you are viewing)	3 CFM — faster for multi-system bays	5 CFM — fastest for high-volume shops
Best For	Entry-level 1.8 CFM shop evacuation — auto, lift truck, ag & heavy equipment A/C	Mid-volume A/C service bay	High-volume professional A/C service
Price	[your price]	View Price →	View Price →

Which Should You Buy?

The ATD-3451 (1.8 CFM) is best for occasional single-system evacuations. For busier bays, the ATD-3453 (3 CFM) reduces turnaround time. For high-volume shops, the ATD-3456 (5 CFM) is the production choice. Browse all A/C Vacuum Pumps at Sinclair Auto Parts.

Weight	13.2 lbs
Dimensions	13 × 10 × 6 in
Refrigerant Types	R-12, R-134a
Vehicle Makes	Universal — all vehicle makes with R-12 or R-134a A/C
Vehicle Types	Passenger cars, light trucks, lift trucks, agricultural equipment, heavy equipment, on/off-highway diesel vehicles
Model Year Range	1970–2021
System Type	Mobile A/C, HVAC system evacuation
Drive Size / Torque Range	N/A
Professional Trade(s)	Automotive A/C technicians, HVAC service professionals, Lift truck service technicians, Agricultural equipment technicians, Heavy equipment technicians, Diesel technicians
Certifications / Standards	N/A
NOT Compatible With	Not rated for R-1234yf. Not recommended for large commercial HVAC — use higher-CFM models.