Description
Product Summary
The NAVAC NP4DLM is a 4 CFM, dual-stage cordless vacuum pump from the BreakFree® Series, introduced by NAVAC as the highest-capacity cordless pump of its class. A high-performance 18V 9Ah lithium-ion battery delivers up to one hour of continuous running time, and the dual-stage design pulls down to a 15 micron ultimate vacuum.
Weighing 15.4 lb with battery, the NP4DLM brings corded-class evacuation to jobs without accessible power. A check valve prevents oil backflow, an isolation valve supports decay testing, and a gas ballast improves moisture handling on wet systems. The kit includes battery, charger, oil dispenser and a heavy-duty travel bag.
Key Features
- 4 CFM Cordless Capacity: Corded-class flow on 18V Li-ion power for residential and light commercial systems.
- Up to 1 Hour Run Time: NBP2 18V 9Ah battery provides up to one hour of continuous operation per charge.
- 15 Micron Ultimate Vacuum: Dual-stage design achieves deep vacuum for complete dehydration.
- Check Valve: Prevents backflow of pump oil into the system on shutdown.
- Isolation Valve: Isolate the pump to perform vacuum decay testing.
- Gas Ballast: Improves moisture handling during evacuation of wet systems.
- Three Inlet Sizes: 1/4", 3/8" and 1/2" flare ports with lifting hook for elevated work.
What's Included
- (1) NP4DLM 4 CFM cordless vacuum pump
- (1) NBP2 18V 9Ah lithium-ion battery
- (1) NC2 lithium-ion battery charger
- (1) Oil dispenser (oil not supplied)
- (1) Heavy-duty protective travel tool bag
Compatibility
Uses the NAVAC NBP2 18V 9Ah battery and NC2 charger. Compatible with the NAVAC NAPS1 power supply adapter (sold separately) for continuous operation.
Ideal Applications
- Residential split system and heat pump evacuation without shore power
- Rooftop package units and remote commercial sites
- New construction where temporary power is limited
- Mini split and multi-zone installations
- A2L system commissioning
