Welding Magnets with On Off Switch: 5 Picks Scored (2026)
Five welding magnets compared on holding power, switchable on-off control, angle options, mounting features, and stated warranty terms.
By WeldGearLab Editorial
Updated October 9, 2026
Choosing welding magnets with on off switch capabilities transforms workpiece fit-up in home, farm, and fabrication shops. Unlike traditional permanent magnets that fight your hands during alignment and trap grinding grit, switchable magnetic holders let you position steel accurately and turn holding power on or off with a mechanical knob or lever. This guide compares five welding magnets on what each listing states: holding force, switch mechanism, joint angles, materials, and warranty.
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Quick picks
- Best Overall Magswitch MagSquare 165: A true on/off switchable magnetic square with 5-sided grip, pre-tapped mounting holes, and a stated 1 year warranty. Check price on Amazon
- Highest Holding Force Magnetpro MSW-100: A stated 220 lb pull-off force and 73 lb rated safety lifting weight with an all-metal 180 degree switchable handle. Check price on Amazon
- Best Adjustable Angle YESWELDER AJM-S: An adjustable angle range from 20 to 200 degrees with an angle scale display and a hex wrench locking bolt. Check price on Amazon
- Best Value Pack YESWELDER KY1101-50lb 4-Pc: Four 50 lb arrow magnets supporting 45, 90, and 135 degree positions for multi-joint fit-ups. Check price on Amazon
Compare the picks
| Model | Gear Score | Holding force | Switch type | Angles | Pack count | Material | Warranty |
|---|---|---|---|---|---|---|---|
| Magswitch MagSquare 165 | 8.1/10 | 150 lb (165 lb title) | On/Off switch | Multi-angle, 5 sides | 1 | Alloy Steel | 1 year |
| Magnetpro MSW-100 | 8.1/10 | 220 lb pull-off (73 lb lift) | 180° On/Off handle | Flat surface | 1 | Aluminum, SUS304, Steel | Not stated |
| YESWELDER AJM-S | 6.9/10 | 48 lb | None (hex lock) | 20° to 200° | 1 | Not stated | Not stated |
| YESWELDER KY1101-50lb | 6.8/10 | 50 lb | None (permanent) | 45°, 90°, 135° | 4 | Iron, Magnet | Not stated |
| ARCCAPTAIN AR005 | 6.5/10 | 55 lb (25 lb & 55 lb title) | None (permanent) | 45°, 90°, 135° | 4 | Alloy Steel | Not stated |
Specifications are manufacturer rated, as published on each listing and collected 9 October 2026.
The picks
| Award | Product | Gear Score About the Gear ScoreThe Gear Score runs from 0 to 10 and weighs performance (35%), build (25%), value (25%), safety (10%, where it applies) and warranty (5%), using only what the manufacturer and the listing publish. How we pick › | |
|---|---|---|---|
Magswitch MagSquare 165 Switchable Magnetic Square
|
8.1/10 | Check price on Amazon | |
Magnetpro Multipurpose Switch Magnet 220 LB
|
8.1/10 | Check price on Amazon | |
YESWELDER Adjustable Angle Welding Magnet 20-200°
|
6.9/10 | Check price on Amazon | |
YESWELDER 4-Pc Welding Magnet Set
|
6.8/10 | Check price on Amazon | |
ARCCAPTAIN Welding Magnets 25LB & 55LB 4Pcs
|
6.5/10 | Check price on Amazon |
Magswitch MagSquare 165 Switchable Magnetic Square
A switchable magnetic square with true on/off control, 5-sided grip for flat or round stock, pre-tapped mounting holes, and a stated 1 year warranty.
Pros
- True on/off switch completely releases magnetic hold for fast positioning and cleaning
- Multiplane magnetic hold on 5 sides grips both flat steel and round tubing
- Pre-tapped mounting holes allow custom jig and fixture building
- Stated 1 year manufacturer defect warranty in the listing
Cons
- Contradiction between 165 lb title and 150 lb pull force in the spec table and bullets
- Higher cost per unit than fixed permanent arrow magnets
- Single unit pack rather than a multi-piece set
- Weighs 11.2 ounces for a single compact square
Magnetpro Multipurpose Switch Magnet 220 LB
A heavy-duty switchable magnet delivering a stated 220 lb pull-off force and 73 lb safety lift capacity with an all-metal 180 degree lever.
Pros
- Stated 220 lb pull-off force with 73 lb rated safety lifting capacity
- Switch mechanism features two gears with a press-down safety lock before rotating 180 degrees
- All-metal construction with aluminum alloy cover, SUS304 shaft, and low-carbon steel base
- Oil-sealed waterproof internal parts allow underwater use
Cons
- Actual magnetic suction drops significantly on thinner steel sheets as noted by the maker
- No warranty term is stated in the listing
- Rectangular base lacks dedicated 45 or 135 degree angle edges
- Single unit pack
YESWELDER Adjustable Angle Welding Magnet 20-200°
An adjustable angle magnetic holder offering continuous positioning from 20 to 200 degrees with an angle scale and hex wrench lock.
Pros
- Adjustable angle range from 20 to 200 degrees accommodates odd-angle joints
- Clear scale display allows direct angle alignment before tack welding
- Includes hex wrench to securely lock the chosen angle in place
- Stated 48 lb (22 kg) magnetic holding support
Cons
- Lacks an on/off switch, remaining magnetized during positioning and clean-up
- Listing explicitly cautions not to weld too closely to the magnet
- No warranty term is stated in the listing
- Single unit pack rather than a multi-magnet set
YESWELDER 4-Pc Welding Magnet Set
A 4-piece set of arrow-shaped welding magnets providing 50 lb of holding power each for standard 45, 90, and 135 degree joints.
Pros
- Includes 4 pieces of 50 lb holding magnets in one set
- Standard arrow geometry supports 45, 90, and 135 degree fit-up angles
- Stated 50 lb holding force per magnet
- Durable iron casing measures 4.76 inches long by 3.26 inches wide by 0.7 inches thick
Cons
- No on/off switch, requiring manual prying to reposition or remove
- Permanent magnetic field attracts grinding dust and steel shavings that require wiping off
- No warranty term is stated in the listing
- Fixed angles cannot accommodate non-standard joint degrees
ARCCAPTAIN Welding Magnets 25LB & 55LB 4Pcs
A 4-piece arrow magnet set with solidly riveted alloy steel frames providing 45, 90, and 135 degree joint holding.
Pros
- Four-piece set supports multi-joint fit-ups on frames and tubing
- Arrow design supports standard 45, 90, and 135 degree setup angles
- Solidly riveted alloy steel frame encasing internal magnets
- Rated pull force up to 55 pounds
Cons
- Contradiction between 25LB and 55LB in the title versus 55 pounds in the spec table
- No on/off switch, making repositioning and debris removal manual
- Listing omits item dimensions, thickness, and individual unit weights
- No warranty term is stated in the listing
How we scored them
Each welding magnet is scored out of 100 on performance, build, value, safety listing and warranty, with the weights published on our How We Pick page. Welding magnets have no electrical safety listing to state, so every model here scores zero on that criterion; the ranking comes from the other four.
| Product | Gear Score | Perf. /35 | Build /25 | Value /25 | Safety /10 | Warranty /5 |
|---|---|---|---|---|---|---|
| Magswitch MagSquare 165 | 8.1 | 29 | 21 | 20 | n/a | 2 |
| Magnetpro MSW-100 | 8.1 | 30 | 22 | 20 | n/a | 0 |
| YESWELDER AJM-S | 6.9 | 23 | 19 | 20 | n/a | 0 |
| YESWELDER KY1101-50lb 4-Pc | 6.8 | 22 | 19 | 20 | n/a | 0 |
| ARCCAPTAIN AR005 4-Pc | 6.5 | 21 | 18 | 20 | n/a | 0 |
Scores run from 0 to 10. Safety counts only for powered gear or where the listing states safety features; where it does not apply, the score is taken over the remaining 90 points.
Buying guide: welding magnets with on off switch
Switchable vs permanent magnets
The primary choice in welding magnets is between switchable on-off units and permanent magnetic blocks. Switchable models use internal magnets that rotate via an external knob or lever. In the off position, they release completely, allowing quick adjustments and preventing metal debris from clinging to the contact faces. Permanent arrow magnets hold with constant magnetic force, requiring physical prying to separate from workpieces and manual wiping to clear grinding dust.
Holding force and material thickness
Holding force ratings indicate pull-off resistance on thick, flat steel under ideal contact. Thinner sheet steel reduces effective magnetic attraction significantly. When selecting a magnet for fabrication, choose a holding capacity suited to your workpiece weight and always secure parts with mechanical clamps before applying heavy loads.
Angle versatility and multi-axis alignment
Arrow-shaped magnets provide preset 45-degree, 90-degree, and 135-degree alignment faces for framing and box corners. Multi-plane magnetic squares add holding power on multiple sides and support round pipe or tubing. Adjustable-angle models feature pivot arms with degree scales to accommodate non-standard joint configurations.
Mounting holes and fixturing
Certain magnetic squares include pre-tapped mounting holes directly in their casing. These threaded holes allow welders to bolt stops, fences, or custom jigs to the magnet body, creating rigid fixturing setups on welding tables.
Cleaning and metal shaving management
Metal fabrication generates iron filings, grinding dust, and welding spatter. Traditional magnets attract this debris constantly, creating a hazard for shop gloves and scratching finished metal surfaces. Switchable magnets eliminate this issue because switching the magnet off causes shavings and dust to drop away freely.
Use as directed. Keep magnets away from extreme welding arc heat, as direct heating degrades magnetic pull. Do not weld directly against the magnet body. Secure workpieces with mechanical clamps before applying heavy loads, and keep fingers clear when engaging high-power switch levers. See the OSHA welding overview and our Safety Disclaimer.
Frequently Asked Questions
What is a welding magnet?
A welding magnet is a magnetic workholding tool that holds ferrous metal parts in alignment during fit-up, tacking, and assembly. It frees your hands to position torches and filler wire without requiring complex clamping setups.
How do welding magnets with on off switch work?
Switchable welding magnets use internal permanent magnets that rotate when you turn an exterior knob or lever. When switched on, the magnetic field directs into the steel workpiece. When switched off, the internal field redirects within the housing so the exterior surface releases completely.
Do magnets affect welding?
Strong magnetic fields placed too close to an electric welding arc can cause arc blow, deflecting the molten pool and producing irregular beads or spatter. Position magnets a safe distance from the joint and avoid running weld beads directly against the magnetic frame.
How to clean welding magnets?
For switchable models, rotate the control knob to the off position so the magnetic attraction stops, allowing shavings and dust to fall away or wipe off with a shop rag. For permanent magnets, wipe the metal edges with a heavy cloth or wrap the magnet in a plastic cover before grinding.
What is the best way to clean welding magnets?
The cleanest and most reliable method is using a switchable magnet that turns off entirely, dropping steel particles without manual scraping. When dealing with fixed permanent magnets, blow them clean with compressed air while wearing eye protection or wipe them with a thick leather work glove.
Related: best welding table for a home shop, best welding ground clamp, best welder for beginners, and the welding tables and carts hub. Also see our welding projects for beginners. Also see our best MIG welder for hobbyist.
About the author
WeldGearLab Editorial is the editorial team behind WeldGearLab. We research product listings, specifications, safety listings and warranty terms, score every pick with the published Gear Score method, and correct errors when readers report them. We do not run our own shop trials; see How We Pick for exactly how picks are made.