11 Best Magnetic Dipstick For Generator of 2026 To Catch Metal Shavings

1

Votex - Made in USA - Magnetic Oil Dipstick fits

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  9.4
• Brand
  Votex

Key specs2

Metal Construction

Machined Stainless Steel

Engine Compatibility

Engineered specifically for Predator 8750, 9000, 9500, and 13000 generators requiring the small thread version.

Pros & cons42

Pros

• Machined from stainless steel to resist cross-threading and corrosion
• Powerful neodymium magnet captures fine ferrous wear particles
• Designed specifically for the small-port Predator 8750, 9000, 9500, and 13000 engines
• Manufactured in the USA with tight machining tolerances

Cons

• Will not fit engine blocks configured with the large-diameter oil port
• Requires verifying your generator port diameter against the small spec before ordering

2

Votex - Made in USA - Magnetic Oil Dipstick fits

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  9.3
• Brand
  Votex

Key specs2

Primary Fitment

Predator 5000 Inverter Generator

Magnet Type

Neodymium

Pros & cons42

Pros

• Stainless steel construction prevents stripped threads during routine oil checks
• High-strength neodymium magnet attracts metal shavings from unfiltered crankcases
• Direct fit for the Predator 5000 dual-fuel inverter generator
• Domestic USA manufacturing provides consistent thread pitch quality

Cons

• Tailored strictly to the Predator 5000 and unsuitable for smaller inverter models
• Demands careful cleaning of the magnetic tip between oil drain intervals

3

GenExhaust Magnetic Dipstick (GE-191) for Predator 5000 Generator

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  9.3
• Brand
  GenExhaust

Key specs2

Part Number

GE-191

Maintenance Advantage

Designed to thread directly into the Predator 5000 oil fill port, providing a magnetic surface to catch ferrous wear.

Pros & cons32

Pros

• Dedicated GE-191 sizing matches the oil fill port on Predator 5000 inverters
• Traps circulating steel shavings before they can cause internal cylinder scouring
• Knurled head allows easy hand tightening even with oily shop gloves

Cons

• Generator port thread pitch must be matched against GE-191 specifications
• Lacks universal compatibility with other Predator inverter models

4

Votex - Made in USA - Magnetic Oil Dipstick fits

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  9.1
• Brand
  Votex

Key specs2

Port Sizing

Large Version

Material Quality

Constructed from solid stainless steel to eliminate the stripping risks common with softer aftermarket metals.

Pros & cons42

Pros

• Machined stainless steel body provides exceptional durability against vibration
• High-grade neodymium magnet securely holds ferrous debris during operation
• Exact sizing for Predator 8750, 9000, 9500, and 13000 large thread ports
• Built in the USA with precision threading to protect crankcase ports

Cons

• Incompatible with generator models utilizing the small thread revision
• Crankcase opening must be measured prior to purchase to confirm large sizing

5

GenExhaust Magnetic Dipstick for Predator 11500 Tri-Fuel Generator (M20 /

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  8.9
• Brand
  GenExhaust

Key specs2

Thread Specification

M20

Intended Engine

Predator 11500 Tri-Fuel

Pros & cons32

Pros

• Precise M20 metric threading tailored to the Predator 11500 Tri-Fuel generator
• Model GE-195 designation guarantees exact fitment on heavy-duty engine blocks
• Collects circulating metal filings directly from the oil reservoir

Cons

• Limited strictly to M20 threaded crankcases and will not fit smaller Predator units
• O-ring condition should be inspected at each fluid change to avoid weeping

6

Motoparty Magnetic Oil Dipstick for Predator 3500 Inverter Generator

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  8.7
• Brand
  motoparty

Key specs2

Target Platform

Predator 3500 Inverter

Handling Design

Textured head allows quick inspection and wipe-down during routine generator servicing.

Pros & cons32

Pros

• Sized specifically for the oil fill opening on Predator 3500 inverter generators
• Magnetic tip attracts break-in shavings from splash-lubricated sumps
• Textured grip facilitates tool-free removal during quick maintenance checks

Cons

• Thread alignment must be verified during initial installation to avoid binding
• Will not seat properly on larger frame open-generator crankcases

7

GenExhaust Magnetic Dipstick (GE-231) for Champion Generator Model Numbers 201176-TriFuel,

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  8.7
• Brand
  GenExhaust

Key specs2

Champion Support

• Model 201176 Tri-Fuel
• Model 201175
• Model 201178 (CAN)

Catalog Number

GE-231

Pros & cons32

Pros

• Engineered specifically for Champion models 201176 Tri-Fuel, 201175, and 201178
• GE-231 exact specification ensures proper thread depth without internal interference
• Embedded magnet catches fine steel fragments to prolong engine bearing life

Cons

• Incompatible with standard Champion open-frame models outside listed numbers
• Model number on the generator frame plate must be verified prior to fitting

8

GenExhaust for Predator 8750/9000/9500 Generator - Anodized Magnetic Oil Dipstick

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  8.4
• Brand
  GenExhaust

Key specs2

Finish Type

Anodized

Port Selection Warning

Predator 8750, 9000, and 9500 engines use either small or large fill ports. Confirm your port diameter before ordering.

Pros & cons42

Pros

• Anodized surface treatment protects the plug body against oil grime and oxidation
• Sized for the large port variation of Predator 8750, 9000, and 9500 generators
• Integrated magnetic core captures harmful metallic particles during engine break-in
• Easy-grip head allows straightforward removal without scraping the engine casing

Cons

• Will not thread into small-port versions of the same generator models
• Requires manual port thread inspection to ensure large size compatibility

9

WEN 55201 Magnetic Oil Dipstick for Inverter Generators Yamaha Predator

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  8.4
• Brand
  Larlansz

Key specs2

Pattern Standard

55201 Universal Inverter

Multi-Brand Fit

• WEN inverter models
• Compatible Yamaha inverters
• Compact Predator units

Pros & cons32

Pros

• Universal 55201 pattern fits many WEN, Yamaha, and Predator compact inverters
• Magnetic stem extracts circulating friction debris from small displacement engines
• Fluted cap provides finger traction for fast checks on compact side-panel ports

Cons

• Does not fit large open-frame generators or proprietary metric ports
• O-ring fit should be checked against factory plug depth before final torque

10

GenExhaust for Firman Generator P/N 357723513 - Anodized Easy USE

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  8.0
• Brand
  Innovative Generator Solutions

Key specs2

OEM Replacement

Replaces Firman 357723513

Surface Treatment

Anodized Coating

Pros & cons42

Pros

• Direct replacement engineered for Firman generator part number 357723513
• Anodized finish resists heat, oil exposure, and surface corrosion
• Captures abrasive engine flakes to preserve cylinder walls and bearings
• Easy-turn head profile allows swift access inside tight generator frames

Cons

• Confined to Firman applications sharing the 357723513 factory part number
• Not compatible with Firman engines that use non-standard dipstick depths

11

ecocstm 55201 Magnetic Oil Dipstick for Inverter Generators

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  7.6
• Brand
  ecocstm

Key specs2

Form Factor

Compact 55201 Inverter

Maintenance Function

Provides basic magnetic debris collection for small portable inverter engines using the standard 55201 port pattern.

Pros & cons32

Pros

• Matches the widespread 55201 thread pattern for small inverter generators
• Magnetized probe pulls metal slivers away from unfiltered oil passages
• Compact profile fits easily behind narrow inverter maintenance access doors

Cons

• Thread alignment must be verified gently by hand to prevent binding
• Unsuitable for heavy-duty commercial open-frame generator engines

Last update on 2026-10-16 / Affiliate links / Images, Product Titles, and Product Highlights from Amazon Product Advertising API

Do you need the small or large version magnetic dipstick for your generator?

It depends on your generator's specific production run and oil fill port diameter. For example, Predator 8750, 9000, 9500, and 13000 generators use either a small version or a large version dipstick, with brands like Votex and GenExhaust offering dedicated options for each size. Check your original factory dipstick threads against the replacement specifications before purchasing to confirm which diameter matches your engine block.

Will an aftermarket magnetic dipstick fit your generator without stripping the crankcase threads?

No. Dipstick thread pitch and diameter vary across different generator brands and engine sizes. The GenExhaust GE-195 uses an M20 thread specifically designed for the Predator 11500 Tri-Fuel generator, while other units take models like the WEN 55201 or ecocstm 55201. Always thread the dipstick into the crankcase port gently by hand; if you encounter resistance immediately, stop and verify the thread pitch to prevent damaging delicate aluminum engine threads.

How do you know if a magnetic dipstick fits your specific Champion, Firman, or Predator generator?

Match the part number or exact generator model number directly to the dipstick listing. GenExhaust produces dedicated magnetic dipsticks like the GE-231 for Champion generator models 201176-TriFuel, 201175, and 201178 (CAN), and part number 357723513 for Firman generators. For Predator models, verify whether your unit is an inverter like the Predator 3500 or Predator 5000, or an open-frame unit, since each requires a distinct fit.

Is the neodymium magnet securely fixed so it will not fall into the engine crankcase?

Machined options like the stainless steel Votex dipsticks integrate high-strength neodymium magnets into the stem to capture circulating metallic shavings safely. Solid metal bodies, whether stainless steel or anodized aluminum, retain the magnet at the tip so it stays submerged in oil flow without vibrating loose. Inspect the magnetic tip visually before every oil change to confirm the assembly remains solid and free of damage.

Will the replacement dipstick seal properly against oil leaks under heavy engine vibration?

Yes, provided the replacement dipstick uses a properly sized O-ring that seats flush against the engine casing. Portable generators produce continuous vibration during operation, so confirm that your new dipstick includes an O-ring matching the factory port recess. Hand-tighten the plug firmly until the seal compresses evenly, and check the casing around the port during early runs to confirm there is no weeping oil.

When should you remove and clean the magnetic dipstick?

Wipe the magnetic tip clean at every routine oil change, especially during the initial engine break-in cycle when loose metal shavings are most common. If you run your generator during extended storm emergencies, having reliable off-grid charging lets you shut the engine down safely for maintenance without cutting power to essential communication devices. You can also back up vital gear with power banks for travel and remote work so you never have to rush an oil inspection while keeping family devices powered.