9 Best DeWalt Air Compressor Oil (October 2026)

The best DeWalt air compressor oil include the Milton 1002 High Performance Conventional Air Compressor for non-detergent ISO 100, the TRIAX Kompressor ISO 100 SAE for synthetic ISO 100, and the Milton 1002-32 High Performance Conventional Air Compressor for a smaller ISO 100 bottle.

On this page (5 sections)

1. How to choose DeWalt air compressor oil
2. Which DeWalt air compressor oils fit each use?
3. How do you check DeWalt compressor oil compatibility?
4. When should you change DeWalt air compressor oil?
5. Which DeWalt air compressor oil should you choose?

The best DeWalt air compressor oil is the grade and oil type specified for your exact pump. Milton 1002 is an option when the manual calls for non-detergent ISO 100 or SAE 30W oil, while other models may require a different viscosity.

A DeWalt name on the compressor does not identify its pump lubrication needs. Check the model number and maintenance section of the manual before buying oil, then match the stated grade and whether the oil must be non-detergent or synthetic.

For the basics of choosing a compressor lubricant, see what oil for air compressor. If you are comparing grades and oil types, this air compressor oil guide explains the main differences.

Our picks at a glance

1. 1
   Best for non-detergent ISO 100

   Milton 1002 High Performance Conventional Air Compressor

   9.7/10 our score

   See it on Amazon
2. 2
   Best for synthetic ISO 100

   TRIAX Kompressor ISO 100 SAE

   9.6/10 our score

   See it on Amazon
3. 3
   Best for a smaller ISO 100 bottle

   Milton 1002-32 High Performance Conventional Air Compressor

   9.5/10 our score

   See it on Amazon

4. 4

   Mag 1 Air Compressor Oil 1 Gallon

   Best for a gallon of SAE 30W
   Check it
5. 5

   TRIAX Kompressor ISO 46 SAE

   Best for pumps calling for ISO 46
   Check it
6. 6

   Mobil 101016 Rarus 427 Compressor Oil

   Best for a compatible Mobil grade
   Check it
7. 7

   Campbell Hausfeld ST1253 Air Compressor Oil

   Best for a 16 oz SAE 30 refill
   Check it
8. 8

   TSI Supercool 24940 Hybrid A/C Compressor Oil

   Best for hybrid A/C systems
   Check it
9. 9

   Jenny Ultimate Blue 100% Synthetic Air Compressor

   Best for a Jenny pump match
   Check it

How to choose DeWalt air compressor oil

The right oil matches your DeWalt pump’s manual for viscosity, oil type and operating conditions. Do not choose by a familiar SAE number alone.

Start with the compressor’s model label and find the matching manual. Record the recommended viscosity, whether it specifies non-detergent oil, and any guidance about conventional or synthetic oil.

ISO 100 and SAE 30 are labels in this roundup, but they are not a universal DeWalt recommendation. ISO 46 and SAE 20 also appear among the options, so confirm the exact grade before you pour.

Temperature can matter too. Follow the manual’s operating range and oil change instructions over broad claims about all-season use.

We compared the stated oil grades, formulations, intended compressor uses and container sizes against the needs of a DeWalt owner shopping for pump oil. Our score weighs specs, features and buyer feedback against what you’re shopping for.

Which DeWalt air compressor oils fit each use?

These oils are listed from highest score to lowest, with each pick tied to a distinct grade, container size or use. Check your compressor manual to confirm compatibility.

1

Milton 1002 High Performance Conventional Air Compressor: Best for non-detergent ISO 100

9.7/10Our score

• ISO 100, SAE 30W
• Non-detergent conventional oil
• 128 fl oz

A gallon of non-detergent ISO 100, SAE 30W oil for oil-lubricated reciprocating pumps that call for this grade.

See it on Amazon

Pros

• Grade and non-detergent type are clearly stated
• Gallon container

Cons

• Not a fit if the manual calls for another viscosity or oil type

Milton 1002 fits a DeWalt pump whose manual calls for non-detergent ISO 100 or SAE 30W oil. It is conventional petroleum oil in a 1-gallon container.

Its non-detergent formula is intended for oil-lubricated reciprocating compressors. Milton describes oxidation and corrosion protection, low carbon formation and water separation as product features.

Milton states that the oil works down to -15°F (-26°C). Follow your compressor manual for operating limits and oil change intervals.

Choose this when the grade and conventional, non-detergent type match your pump. If your manual specifies a lighter grade or synthetic oil, use a product that meets those instructions instead.

2

TRIAX Kompressor ISO 100 SAE: Best for synthetic ISO 100

9.6/10Our score

• Full synthetic
• ISO 100, SAE 30
• Non-detergent

A synthetic ISO 100 option for a DeWalt pump whose manual permits this grade and oil type.

See it on Amazon

Pros

• ISO 100 and SAE 30 are stated
• Non-detergent formula

Cons

• Quart size may not suit frequent refills

TRIAX Kompressor ISO 100 is a synthetic option for a pump that permits ISO 100, SAE 30 non-detergent oil. Its quart container may be easier to store if you maintain one compressor.

TRIAX identifies it for rotary, vane, screw and reciprocating compressors. The brand claims compatibility with DeWalt, but match the viscosity and oil type to your model’s manual.

TRIAX describes the oil as suitable for an all-season range and high-temperature use. Follow DeWalt’s service instructions when deciding whether this grade is appropriate.

Pick it only when synthetic ISO 100 oil is allowed for your pump. The larger Milton bottle is a conventional option when the manual specifies that type.

3

Milton 1002-32 High Performance Conventional Air Compressor: Best for a smaller ISO 100 bottle

9.5/10Our score

• ISO 100
• Non-detergent conventional oil
• 32 fl oz

The smaller Milton container offers the same stated ISO 100 non-detergent grade for a compatible pump.

See it on Amazon

Pros

• Smaller container than a gallon
• Grade and oil type are stated

Cons

• Confirm the manual permits ISO 100 conventional oil

Milton 1002-32 offers the ISO 100 grade in a 32 fl oz container. It suits owners who want a smaller amount of conventional non-detergent oil for a compatible pump.

The stated uses include oil-lubricated reciprocating compressors. Milton describes protection against wear, oxidation, corrosion, foaming and sludge, along with water separation.

Milton states that the oil works down to -15°F (-26°C). Your compressor’s specified operating range still controls.

This is a practical size when ISO 100 non-detergent oil is required and a gallon would be excessive. Compare it with the gallon Milton option if you expect regular maintenance across more than one machine.

4

Mag 1 Air Compressor Oil 1 Gallon: Best for a gallon of SAE 30W

9.4/10Our score

• SAE 30W
• Petroleum base stocks
• Anti-foam agents

A gallon-size SAE 30W compressor oil with anti-foam agents, for pumps whose instructions call for a compatible grade.

See it on Amazon

Pros

• Large container
• Anti-foam agents

Cons

• ISO viscosity grade is not stated

Mag 1 Air Compressor Oil is a gallon-size option labeled SAE 30W. Its formula uses refined petroleum base stocks with anti-foam agents.

That grade may suit a DeWalt pump calling for compatible SAE 30W oil, but an ISO grade is not stated. Check the manual for viscosity and oil type before choosing it.

The gallon container may suit ongoing shop maintenance when the same oil is approved for your equipment. It may be more oil than you need for a small top-up.

5

TRIAX Kompressor ISO 46 SAE: Best for pumps calling for ISO 46

9.0/10Our score

• ISO 46, SAE 20
• Full synthetic
• 4 gal pack

A multi-gallon synthetic option only when the DeWalt manual specifies a compatible ISO 46 or SAE 20 oil.

See it on Amazon

Pros

• ISO 46 and SAE 20 are stated
• Synthetic, non-detergent formula

Cons

• Four-gallon amount may be more than a home user needs

TRIAX Kompressor ISO 46 is for a DeWalt manual that allows ISO 46 or SAE 20 synthetic oil. It comes in a four-gallon pack, which may suit higher oil use or multiple compatible machines.

TRIAX identifies it for rotary, vane, screw and reciprocating compressor types. The brand claims compatibility with DeWalt, but confirm the exact model’s oil requirements.

The product is full synthetic and non-detergent. TRIAX describes it as multi-viscosity and suitable for a range of temperatures, but your operating instructions determine whether this grade is appropriate.

6

Mobil 101016 Rarus 427 Compressor Oil: Best for a compatible Mobil grade

8.8/10Our score

• 1 gal
• Synthetic material
• Viscosity at 40°C and 100°C stated

Consider this gallon of Mobil compressor oil only if the manual’s viscosity and pump requirements match its specifications.

See it on Amazon

Pros

• Viscosity values at two temperatures are stated
• Gallon container

Cons

• The available product information does not clearly establish a DeWalt pump match

Mobil Rarus 427 is a gallon of compressor oil with viscosity values stated at 40°C and 100°C. Those measurements can help compare fluids when a manual gives corresponding viscosity guidance.

The stated information does not clearly identify a specific DeWalt pump match or a simple ISO grade. Consider it only if the compressor manual or DeWalt support confirms compatibility.

Do not assume it fits because “compressor oil” appears in its name. Compare the technical specifications with the exact pump requirement before use.

7

Campbell Hausfeld ST1253 Air Compressor Oil: Best for a 16 oz SAE 30 refill

8.5/10Our score

• 30 weight
• Non-detergent
• 16 fl oz

A small bottle of non-detergent 30-weight oil for a pump whose manual permits that grade.

See it on Amazon

Pros

• Non-detergent type is stated
• Small refill container

Cons

• Confirm the pump maker accepts this grade

Campbell Hausfeld ST1253 is a 16 fl oz bottle of non-detergent 30-weight oil. It may suit a DeWalt owner who needs a small refill and has a manual calling for a compatible 30-weight grade.

The product description says it is for compressor pumps and crankcases. Its stated features include rust, corrosion and sludge protection, but those details do not guarantee a match for every DeWalt model.

Check whether your manual calls for SAE 30 or a compatible grade and allows this oil type. If the required grade differs, choose a matching compressor lubricant.

8

TSI Supercool 24940 Hybrid A/C Compressor Oil: Best for hybrid A/C systems

8.4/10Our score

• Made for electric hybrid A/C compressors
• High dielectric protection

This is for electric hybrid vehicle A/C compressors, not a standard DeWalt air-tool compressor pump.

See it on Amazon

Pros

• Purpose is clearly specified

Cons

• Not intended for ordinary shop air compressors

TSI Supercool 24940 is designed for electric hybrid vehicle A/C compressors, not a DeWalt shop air compressor pump. Its high-dielectric protection is for high-voltage hybrid A/C systems.

That specialized purpose makes it unsuitable for ordinary compressed-air equipment. Use it for the A/C application it was formulated for.

9

Jenny Ultimate Blue 100% Synthetic Air Compressor: Best for a Jenny pump match

8.2/10Our score

• ISO 100
• Synthetic
• For vane and reciprocating compressors

A synthetic ISO 100 oil for a compatible vane or reciprocating pump, provided the DeWalt manual allows it.

See it on Amazon

Pros

• ISO 100 is stated
• Pump types are identified

Cons

• Confirm compatibility and oil type in the DeWalt manual

Jenny Ultimate Blue is a synthetic ISO 100 oil identified for vane and reciprocating compressors. Consider it for a DeWalt pump only if the manual permits that grade and synthetic formulation.

The product highlights also describe it as non-foaming. Jenny’s guidance emphasizes matching oil type and viscosity to the compressor maker’s recommendation.

Its quart size may suit maintenance when you need that amount. If your DeWalt requires a different grade, this oil is not a substitute because the pump type is similar.

How do you check DeWalt compressor oil compatibility?

Check the model-specific manual and match its oil instructions before choosing a bottle. A similar compressor design or familiar brand name does not guarantee the same pump oil requirement.

For another brand-specific comparison, see Rolair compressor oils.

Look for the maintenance section, oil capacity, viscosity grade and any wording about non-detergent or synthetic oil. If the manual is missing, use the compressor’s complete model number to find the correct document or ask DeWalt support.

Never pour oil into a compressor labeled oil-free. If you are unsure whether the model needs oil, read whether an air compressor can run without oil before attempting maintenance.

When should you change DeWalt air compressor oil?

Follow the interval and procedure in the manual for your exact compressor. Oil color alone is not a reliable substitute for the maintenance schedule.

Before draining or filling, disconnect power and let the compressor cool as directed. Use the correct fill point and amount, avoid overfilling, and dispose of used oil according to local rules.

For a step-by-step overview, see how to oil an air compressor. The procedure can vary by pump, so follow DeWalt’s instructions.

Which DeWalt air compressor oil should you choose?

Choose Milton 1002 if your manual calls for conventional non-detergent ISO 100 or SAE 30W oil. Choose TRIAX ISO 100 or ISO 46 only when that specific grade and synthetic type are permitted, and avoid the hybrid A/C oil for a shop compressor.

If you are comparing another brand’s requirements, our guides to best Senco air compressor oil and best oil for Craftsman air compressor show why model-specific instructions matter across brands.

Our top 3 picks at a glance

1. 1
   Best for non-detergent ISO 100

   Milton 1002 High Performance Conventional Air Compressor

   9.7/10 our score

   See it on Amazon
2. 2
   Best for synthetic ISO 100

   TRIAX Kompressor ISO 100 SAE

   9.6/10 our score

   See it on Amazon
3. 3
   Best for a smaller ISO 100 bottle

   Milton 1002-32 High Performance Conventional Air Compressor

   9.5/10 our score

   See it on Amazon

Frequently asked questions

What oil should I use in a DeWalt air compressor?

Use the oil type and viscosity named in the manual for your exact compressor model. DeWalt pumps can differ, so do not assume one SAE or ISO grade applies to every unit.

Match the oil label to the manual before topping up or changing oil.

Can I use SAE 30 oil in a DeWalt air compressor?

Only if your manual calls for SAE 30 or a compatible grade and oil type. SAE 30 alone does not tell you whether the oil is non-detergent or suitable for your pump.

Check both details before filling.

Is synthetic oil suitable for DeWalt compressors?

Synthetic oil is suitable only when the compressor manual allows its type and viscosity. The oils in this guide include different grades, so compare the label with your model’s instructions.

Do not switch oil types based on brand alone.

Can I mix different compressor oils?

Avoid mixing oils unless DeWalt’s instructions say the specific types are compatible. Different base oils or additives may not be suitable together.

If you are unsure what is already in the pump, consult the manual or DeWalt support before changing or topping up.