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MPL 15x10x2 / N38 - lamellar magnet

lamellar magnet

Catalog no 020388

GTIN/EAN: 5906301811879

5.00

length

15 mm [±0,1 mm]

Width

10 mm [±0,1 mm]

Height

2 mm [±0,1 mm]

Weight

2.25 g

Magnetization Direction

↑ axial

Load capacity

1.57 kg / 15.45 N

Magnetic Induction

180.53 mT / 1805 Gs

Coating

[NiCuNi] Nickel

1.316 with VAT / pcs + price for transport

1.070 ZŁ net + 23% VAT / pcs

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Physical properties - MPL 15x10x2 / N38 - lamellar magnet

Specification / characteristics - MPL 15x10x2 / N38 - lamellar magnet

properties
properties values
Cat. no. 020388
GTIN/EAN 5906301811879
Production/Distribution Dhit sp. z o.o.
ul. Zielona 14 05-850 Ożarów Mazowiecki PL
Country of origin Poland / China / Germany
Customs code 85059029
length 15 mm [±0,1 mm]
Width 10 mm [±0,1 mm]
Height 2 mm [±0,1 mm]
Weight 2.25 g
Magnetization Direction ↑ axial
Load capacity ~ ? 1.57 kg / 15.45 N
Magnetic Induction ~ ? 180.53 mT / 1805 Gs
Coating [NiCuNi] Nickel
Manufacturing Tolerance ±0.1 mm

Magnetic properties of material N38

Specification / characteristics MPL 15x10x2 / N38 - lamellar magnet
properties values units
remenance Br [min. - max.] ? 12.2-12.6 kGs
remenance Br [min. - max.] ? 1220-1260 mT
coercivity bHc ? 10.8-11.5 kOe
coercivity bHc ? 860-915 kA/m
actual internal force iHc ≥ 12 kOe
actual internal force iHc ≥ 955 kA/m
energy density [min. - max.] ? 36-38 BH max MGOe
energy density [min. - max.] ? 287-303 BH max KJ/m
max. temperature ? ≤ 80 °C

Physical properties of sintered neodymium magnets Nd2Fe14B at 20°C

Physical properties of sintered neodymium magnets Nd2Fe14B at 20°C
properties values units
Vickers hardness ≥550 Hv
Density ≥7.4 g/cm3
Curie Temperature TC 312 - 380 °C
Curie Temperature TF 593 - 716 °F
Specific resistance 150 μΩ⋅cm
Bending strength 250 MPa
Compressive strength 1000~1100 MPa
Thermal expansion parallel (∥) to orientation (M) (3-4) x 10-6 °C-1
Thermal expansion perpendicular (⊥) to orientation (M) -(1-3) x 10-6 °C-1
Young's modulus 1.7 x 104 kg/mm²

Technical simulation of the magnet - data

These data constitute the result of a physical calculation. Values were calculated on algorithms for the material Nd2Fe14B. Operational parameters may differ. Use these data as a supplementary guide when designing systems.

Table 1: Static pull force (pull vs gap) - characteristics
MPL 15x10x2 / N38

Distance (mm) Induction (Gauss) / mT Pull Force (kg/lbs/g/N) Risk Status
0 mm 1805 Gs
180.5 mT
1.57 kg / 3.46 LBS
1570.0 g / 15.4 N
weak grip
1 mm 1628 Gs
162.8 mT
1.28 kg / 2.82 LBS
1278.3 g / 12.5 N
weak grip
2 mm 1394 Gs
139.4 mT
0.94 kg / 2.06 LBS
936.3 g / 9.2 N
weak grip
3 mm 1152 Gs
115.2 mT
0.64 kg / 1.41 LBS
639.9 g / 6.3 N
weak grip
5 mm 751 Gs
75.1 mT
0.27 kg / 0.60 LBS
271.5 g / 2.7 N
weak grip
10 mm 262 Gs
26.2 mT
0.03 kg / 0.07 LBS
33.1 g / 0.3 N
weak grip
15 mm 110 Gs
11.0 mT
0.01 kg / 0.01 LBS
5.8 g / 0.1 N
weak grip
20 mm 54 Gs
5.4 mT
0.00 kg / 0.00 LBS
1.4 g / 0.0 N
weak grip
30 mm 18 Gs
1.8 mT
0.00 kg / 0.00 LBS
0.2 g / 0.0 N
weak grip
50 mm 4 Gs
0.4 mT
0.00 kg / 0.00 LBS
0.0 g / 0.0 N
weak grip

Table 2: Vertical load (vertical surface)
MPL 15x10x2 / N38

Distance (mm) Friction coefficient Pull Force (kg/lbs/g/N)
0 mm Stal (~0.2) 0.31 kg / 0.69 LBS
314.0 g / 3.1 N
1 mm Stal (~0.2) 0.26 kg / 0.56 LBS
256.0 g / 2.5 N
2 mm Stal (~0.2) 0.19 kg / 0.41 LBS
188.0 g / 1.8 N
3 mm Stal (~0.2) 0.13 kg / 0.28 LBS
128.0 g / 1.3 N
5 mm Stal (~0.2) 0.05 kg / 0.12 LBS
54.0 g / 0.5 N
10 mm Stal (~0.2) 0.01 kg / 0.01 LBS
6.0 g / 0.1 N
15 mm Stal (~0.2) 0.00 kg / 0.00 LBS
2.0 g / 0.0 N
20 mm Stal (~0.2) 0.00 kg / 0.00 LBS
0.0 g / 0.0 N
30 mm Stal (~0.2) 0.00 kg / 0.00 LBS
0.0 g / 0.0 N
50 mm Stal (~0.2) 0.00 kg / 0.00 LBS
0.0 g / 0.0 N

Table 3: Vertical assembly (sliding) - vertical pull
MPL 15x10x2 / N38

Surface type Friction coefficient / % Mocy Max load (kg/lbs/g/N)
Raw steel
µ = 0.3 30% Nominalnej Siły
0.47 kg / 1.04 LBS
471.0 g / 4.6 N
Painted steel (standard)
µ = 0.2 20% Nominalnej Siły
0.31 kg / 0.69 LBS
314.0 g / 3.1 N
Oily/slippery steel
µ = 0.1 10% Nominalnej Siły
0.16 kg / 0.35 LBS
157.0 g / 1.5 N
Magnet with anti-slip rubber
µ = 0.5 50% Nominalnej Siły
0.79 kg / 1.73 LBS
785.0 g / 7.7 N

Table 4: Material efficiency (substrate influence) - power losses
MPL 15x10x2 / N38

Steel thickness (mm) % power Real pull force (kg/lbs/g/N)
0.5 mm
10%
0.16 kg / 0.35 LBS
157.0 g / 1.5 N
1 mm
25%
0.39 kg / 0.87 LBS
392.5 g / 3.9 N
2 mm
50%
0.79 kg / 1.73 LBS
785.0 g / 7.7 N
3 mm
75%
1.18 kg / 2.60 LBS
1177.5 g / 11.6 N
5 mm
100%
1.57 kg / 3.46 LBS
1570.0 g / 15.4 N
10 mm
100%
1.57 kg / 3.46 LBS
1570.0 g / 15.4 N
11 mm
100%
1.57 kg / 3.46 LBS
1570.0 g / 15.4 N
12 mm
100%
1.57 kg / 3.46 LBS
1570.0 g / 15.4 N

Table 5: Thermal resistance (stability) - resistance threshold
MPL 15x10x2 / N38

Ambient temp. (°C) Power loss Remaining pull (kg/lbs/g/N) Status
20 °C 0.0% 1.57 kg / 3.46 LBS
1570.0 g / 15.4 N
OK
40 °C -2.2% 1.54 kg / 3.39 LBS
1535.5 g / 15.1 N
OK
60 °C -4.4% 1.50 kg / 3.31 LBS
1500.9 g / 14.7 N
80 °C -6.6% 1.47 kg / 3.23 LBS
1466.4 g / 14.4 N
100 °C -28.8% 1.12 kg / 2.46 LBS
1117.8 g / 11.0 N

Table 6: Two magnets (repulsion) - forces in the system
MPL 15x10x2 / N38

Gap (mm) Attraction (kg/lbs) (N-S) Sliding Force (kg/lbs/g/N) Repulsion (kg/lbs) (N-N)
0 mm 3.01 kg / 6.64 LBS
3 196 Gs
0.45 kg / 1.00 LBS
452 g / 4.4 N
N/A
1 mm 2.76 kg / 6.09 LBS
3 456 Gs
0.41 kg / 0.91 LBS
414 g / 4.1 N
2.49 kg / 5.48 LBS
~0 Gs
2 mm 2.45 kg / 5.41 LBS
3 257 Gs
0.37 kg / 0.81 LBS
368 g / 3.6 N
2.21 kg / 4.87 LBS
~0 Gs
3 mm 2.12 kg / 4.68 LBS
3 029 Gs
0.32 kg / 0.70 LBS
318 g / 3.1 N
1.91 kg / 4.21 LBS
~0 Gs
5 mm 1.49 kg / 3.30 LBS
2 543 Gs
0.22 kg / 0.49 LBS
224 g / 2.2 N
1.35 kg / 2.97 LBS
~0 Gs
10 mm 0.52 kg / 1.15 LBS
1 501 Gs
0.08 kg / 0.17 LBS
78 g / 0.8 N
0.47 kg / 1.03 LBS
~0 Gs
20 mm 0.06 kg / 0.14 LBS
524 Gs
0.01 kg / 0.02 LBS
10 g / 0.1 N
0.06 kg / 0.13 LBS
~0 Gs
50 mm 0.00 kg / 0.00 LBS
60 Gs
0.00 kg / 0.00 LBS
0 g / 0.0 N
0.00 kg / 0.00 LBS
~0 Gs
60 mm 0.00 kg / 0.00 LBS
37 Gs
0.00 kg / 0.00 LBS
0 g / 0.0 N
0.00 kg / 0.00 LBS
~0 Gs
70 mm 0.00 kg / 0.00 LBS
24 Gs
0.00 kg / 0.00 LBS
0 g / 0.0 N
0.00 kg / 0.00 LBS
~0 Gs
80 mm 0.00 kg / 0.00 LBS
16 Gs
0.00 kg / 0.00 LBS
0 g / 0.0 N
0.00 kg / 0.00 LBS
~0 Gs
90 mm 0.00 kg / 0.00 LBS
12 Gs
0.00 kg / 0.00 LBS
0 g / 0.0 N
0.00 kg / 0.00 LBS
~0 Gs
100 mm 0.00 kg / 0.00 LBS
9 Gs
0.00 kg / 0.00 LBS
0 g / 0.0 N
0.00 kg / 0.00 LBS
~0 Gs

Table 7: Protective zones (implants) - precautionary measures
MPL 15x10x2 / N38

Object / Device Limit (Gauss) / mT Safe distance
Pacemaker 5 Gs (0.5 mT) 5.0 cm
Hearing aid 10 Gs (1.0 mT) 4.0 cm
Mechanical watch 20 Gs (2.0 mT) 3.0 cm
Phone / Smartphone 40 Gs (4.0 mT) 2.5 cm
Remote 50 Gs (5.0 mT) 2.5 cm
Payment card 400 Gs (40.0 mT) 1.0 cm
HDD hard drive 600 Gs (60.0 mT) 1.0 cm

Table 8: Collisions (cracking risk) - collision effects
MPL 15x10x2 / N38

Start from (mm) Speed (km/h) Energy (J) Predicted outcome
10 mm 26.99 km/h
(7.50 m/s)
0.06 J
30 mm 46.15 km/h
(12.82 m/s)
0.18 J
50 mm 59.57 km/h
(16.55 m/s)
0.31 J
100 mm 84.24 km/h
(23.40 m/s)
0.62 J

Table 9: Corrosion resistance
MPL 15x10x2 / N38

Technical parameter Value / Description
Coating type [NiCuNi] Nickel
Layer structure Nickel - Copper - Nickel
Layer thickness 10-20 µm
Salt spray test (SST) ? 24 h
Recommended environment Indoors only (dry)

Table 10: Construction data (Flux)
MPL 15x10x2 / N38

Parameter Value SI Unit / Description
Magnetic Flux 3 194 Mx 31.9 µWb
Pc Coefficient 0.22 Low (Flat)

Table 11: Underwater work (magnet fishing)
MPL 15x10x2 / N38

Environment Effective steel pull Effect
Air (land) 1.57 kg Standard
Water (riverbed) 1.80 kg
(+0.23 kg buoyancy gain)
+14.5%
Corrosion warning: Remember to wipe the magnet thoroughly after removing it from water and apply a protective layer (e.g., oil) to avoid corrosion.
1. Sliding resistance

*Note: On a vertical surface, the magnet holds only approx. 20-30% of its nominal pull.

2. Efficiency vs thickness

*Thin metal sheet (e.g. 0.5mm PC case) drastically reduces the holding force.

3. Heat tolerance

*For N38 material, the safety limit is 80°C.

4. Demagnetization curve and operating point (B-H)

chart generated for the permeance coefficient Pc (Permeance Coefficient) = 0.22

This simulation demonstrates the magnetic stability of the selected magnet under specific geometric conditions. The solid red line represents the demagnetization curve (material potential), while the dashed blue line is the load line based on the magnet's geometry. The Pc (Permeance Coefficient), also known as the load line slope, is a dimensionless value that describes the relationship between the magnet's shape and its magnetic stability. The intersection of these two lines (the black dot) is the operating point — it determines the actual magnetic flux density generated by the magnet in this specific configuration. A higher Pc value means the magnet is more 'slender' (tall relative to its area), resulting in a higher operating point and better resistance to irreversible demagnetization caused by external fields or temperature. A value of 0.42 is relatively low (typical for flat magnets), meaning the operating point is closer to the 'knee' of the curve — caution is advised when operating at temperatures near the maximum limit to avoid strength loss.

Technical and environmental data
Material specification
iron (Fe) 64% – 68%
neodymium (Nd) 29% – 32%
boron (B) 1.1% – 1.2%
dysprosium (Dy) 0.5% – 2.0%
coating (Ni-Cu-Ni) < 0.05%
Environmental data
recyclability (EoL) 100%
recycled raw materials ~10% (pre-cons)
carbon footprint low / zredukowany
waste code (EWC) 16 02 16
Safety card (GPSR)
responsible entity
Dhit sp. z o.o.
ul. Kościuszki 6A, 05-850 Ożarów Mazowiecki
tel: +48 22 499 98 98 | e-mail: bok@dhit.pl
batch number/type
id: 020388-2026
Quick Unit Converter
Force (pull)

Field Strength

Other deals

Component MPL 15x10x2 / N38 features a flat shape and industrial pulling force, making it an ideal solution for building separators and machines. As a block magnet with high power (approx. 1.57 kg), this product is available off-the-shelf from our warehouse in Poland. Additionally, its Ni-Cu-Ni coating secures it against corrosion in standard operating conditions, giving it an aesthetic appearance.
The key to success is shifting the magnets along their largest connection plane (using e.g., the edge of a table), which is easier than trying to tear them apart directly. Watch your fingers! Magnets with a force of 1.57 kg can pinch very hard and cause hematomas. Using a screwdriver risks destroying the coating and permanently cracking the magnet.
Plate magnets MPL 15x10x2 / N38 are the foundation for many industrial devices, such as magnetic separators and linear motors. Thanks to the flat surface and high force (approx. 1.57 kg), they are ideal as closers in furniture making and mounting elements in automation. Customers often choose this model for hanging tools on strips and for advanced DIY and modeling projects, where precision and power count.
For mounting flat magnets MPL 15x10x2 / N38, it is best to use two-component adhesives (e.g., UHU Endfest, Distal), which ensure a durable bond with metal or plastic. For lighter applications or mounting on smooth surfaces, branded foam tape (e.g., 3M VHB) will work, provided the surface is perfectly degreased. Avoid chemically aggressive glues or hot glue, which can demagnetize neodymium (above 80°C).
Standardly, the MPL 15x10x2 / N38 model is magnetized axially (dimension 2 mm), which means that the N and S poles are located on its largest, flat surfaces. In practice, this means that this magnet has the greatest attraction force on its main planes (15x10 mm), which is ideal for flat mounting. Such a pole arrangement ensures maximum holding capacity when pressing against the sheet, creating a closed magnetic circuit.
This model is characterized by dimensions 15x10x2 mm, which, at a weight of 2.25 g, makes it an element with high energy density. It is a magnetic block with dimensions 15x10x2 mm and a self-weight of 2.25 g, ready to work at temperatures up to 80°C. The protective [NiCuNi] coating secures the magnet against corrosion.

Pros and cons of Nd2Fe14B magnets.

Advantages

Besides their remarkable pulling force, neodymium magnets offer the following advantages:
  • They have unchanged lifting capacity, and over nearly ten years their attraction force decreases symbolically – ~1% (according to theory),
  • They do not lose their magnetic properties even under external field action,
  • In other words, due to the reflective layer of silver, the element is aesthetically pleasing,
  • They feature high magnetic induction at the operating surface, which affects their effectiveness,
  • Made from properly selected components, these magnets show impressive resistance to high heat, enabling them to function (depending on their shape) at temperatures up to 230°C and above...
  • Possibility of exact machining and adjusting to defined applications,
  • Significant place in electronics industry – they are used in hard drives, electric motors, precision medical tools, and technologically advanced constructions.
  • Thanks to efficiency per cm³, small magnets offer high operating force, with minimal size,

Cons

Cons of neodymium magnets: weaknesses and usage proposals
  • They are fragile upon too strong impacts. To avoid cracks, it is worth securing magnets in special housings. Such protection not only protects the magnet but also increases its resistance to damage
  • When exposed to high temperature, neodymium magnets suffer a drop in force. Often, when the temperature exceeds 80°C, their power decreases (depending on the size and shape of the magnet). For those who need magnets for extreme conditions, we offer [AH] versions withstanding up to 230°C
  • When exposed to humidity, magnets usually rust. To use them in conditions outside, it is recommended to use protective magnets, such as those in rubber or plastics, which prevent oxidation and corrosion.
  • Limited ability of creating nuts in the magnet and complex forms - preferred is cover - mounting mechanism.
  • Possible danger related to microscopic parts of magnets are risky, in case of ingestion, which becomes key in the context of child health protection. Additionally, small components of these magnets can disrupt the diagnostic process medical after entering the body.
  • High unit price – neodymium magnets cost more than other types of magnets (e.g. ferrite), which hinders application in large quantities

Holding force characteristics

Optimal lifting capacity of a neodymium magnetwhat contributes to it?

The load parameter shown concerns the limit force, measured under laboratory conditions, specifically:
  • using a sheet made of low-carbon steel, functioning as a ideal flux conductor
  • whose thickness equals approx. 10 mm
  • with a surface free of scratches
  • without the slightest air gap between the magnet and steel
  • for force acting at a right angle (in the magnet axis)
  • at ambient temperature room level

What influences lifting capacity in practice

In practice, the actual lifting capacity results from many variables, ranked from most significant:
  • Space between surfaces – every millimeter of distance (caused e.g. by varnish or dirt) diminishes the pulling force, often by half at just 0.5 mm.
  • Force direction – declared lifting capacity refers to detachment vertically. When attempting to slide, the magnet exhibits significantly lower power (often approx. 20-30% of nominal force).
  • Wall thickness – thin material does not allow full use of the magnet. Magnetic flux passes through the material instead of generating force.
  • Plate material – low-carbon steel gives the best results. Alloy steels lower magnetic properties and lifting capacity.
  • Plate texture – ground elements guarantee perfect abutment, which improves force. Uneven metal weaken the grip.
  • Thermal environment – temperature increase causes a temporary drop of induction. Check the thermal limit for a given model.

Holding force was measured on a smooth steel plate of 20 mm thickness, when a perpendicular force was applied, however under parallel forces the lifting capacity is smaller. Additionally, even a minimal clearance between the magnet and the plate lowers the lifting capacity.

Precautions when working with NdFeB magnets
Threat to electronics

Data protection: Strong magnets can ruin payment cards and delicate electronics (heart implants, hearing aids, mechanical watches).

Caution required

Before use, check safety instructions. Sudden snapping can destroy the magnet or hurt your hand. Think ahead.

Avoid contact if allergic

Allergy Notice: The nickel-copper-nickel coating consists of nickel. If skin irritation happens, immediately stop working with magnets and use protective gear.

Magnetic interference

An intense magnetic field disrupts the operation of compasses in phones and navigation systems. Do not bring magnets near a smartphone to avoid breaking the sensors.

Magnet fragility

Despite the nickel coating, neodymium is delicate and not impact-resistant. Do not hit, as the magnet may crumble into hazardous fragments.

Do not give to children

Always store magnets out of reach of children. Ingestion danger is high, and the effects of magnets clamping inside the body are very dangerous.

Do not overheat magnets

Keep cool. Neodymium magnets are susceptible to temperature. If you need operation above 80°C, inquire about special high-temperature series (H, SH, UH).

Fire warning

Combustion risk: Neodymium dust is explosive. Avoid machining magnets without safety gear as this may cause fire.

Physical harm

Watch your fingers. Two powerful magnets will snap together immediately with a force of massive weight, crushing anything in their path. Be careful!

ICD Warning

Patients with a heart stimulator must keep an safe separation from magnets. The magnetism can stop the functioning of the implant.

Security! Want to know more? Check our post: Are neodymium magnets dangerous?
Dhit sp. z o.o.

e-mail: bok@dhit.pl

tel: +48 888 99 98 98