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MW 14x2 / N38 - cylindrical magnet

cylindrical magnet

Catalog no 010024

GTIN/EAN: 5906301810230

Diameter Ø

14 mm [±0,1 mm]

Height

2 mm [±0,1 mm]

Weight

2.31 g

Magnetization Direction

↑ axial

Load capacity

1.48 kg / 14.51 N

Magnetic Induction

170.27 mT / 1703 Gs

Coating

[NiCuNi] Nickel

0.898 with VAT / pcs + price for transport

0.730 ZŁ net + 23% VAT / pcs

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Technical - MW 14x2 / N38 - cylindrical magnet

Specification / characteristics - MW 14x2 / N38 - cylindrical magnet

properties
properties values
Cat. no. 010024
GTIN/EAN 5906301810230
Production/Distribution Dhit sp. z o.o.
ul. Zielona 14 05-850 Ożarów Mazowiecki PL
Country of origin Poland / China / Germany
Customs code 85059029
Diameter Ø 14 mm [±0,1 mm]
Height 2 mm [±0,1 mm]
Weight 2.31 g
Magnetization Direction ↑ axial
Load capacity ~ ? 1.48 kg / 14.51 N
Magnetic Induction ~ ? 170.27 mT / 1703 Gs
Coating [NiCuNi] Nickel
Manufacturing Tolerance ±0.1 mm

Magnetic properties of material N38

Specification / characteristics MW 14x2 / N38 - cylindrical 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

Engineering simulation of the magnet - technical parameters

Presented values represent the outcome of a mathematical calculation. Values rely on algorithms for the material Nd2Fe14B. Operational performance may deviate from the simulation results. Please consider these calculations as a reference point when designing systems.

Table 1: Static force (pull vs gap) - interaction chart
MW 14x2 / N38

Distance (mm) Induction (Gauss) / mT Pull Force (kg/lbs/g/N) Risk Status
0 mm 1702 Gs
170.2 mT
1.48 kg / 3.26 pounds
1480.0 g / 14.5 N
weak grip
1 mm 1565 Gs
156.5 mT
1.25 kg / 2.76 pounds
1251.7 g / 12.3 N
weak grip
2 mm 1373 Gs
137.3 mT
0.96 kg / 2.12 pounds
962.5 g / 9.4 N
weak grip
3 mm 1161 Gs
116.1 mT
0.69 kg / 1.52 pounds
688.9 g / 6.8 N
weak grip
5 mm 780 Gs
78.0 mT
0.31 kg / 0.69 pounds
311.0 g / 3.1 N
weak grip
10 mm 276 Gs
27.6 mT
0.04 kg / 0.09 pounds
39.0 g / 0.4 N
weak grip
15 mm 115 Gs
11.5 mT
0.01 kg / 0.01 pounds
6.7 g / 0.1 N
weak grip
20 mm 56 Gs
5.6 mT
0.00 kg / 0.00 pounds
1.6 g / 0.0 N
weak grip
30 mm 19 Gs
1.9 mT
0.00 kg / 0.00 pounds
0.2 g / 0.0 N
weak grip
50 mm 4 Gs
0.4 mT
0.00 kg / 0.00 pounds
0.0 g / 0.0 N
weak grip

Table 2: Shear force (vertical surface)
MW 14x2 / N38

Distance (mm) Friction coefficient Pull Force (kg/lbs/g/N)
0 mm Stal (~0.2) 0.30 kg / 0.65 pounds
296.0 g / 2.9 N
1 mm Stal (~0.2) 0.25 kg / 0.55 pounds
250.0 g / 2.5 N
2 mm Stal (~0.2) 0.19 kg / 0.42 pounds
192.0 g / 1.9 N
3 mm Stal (~0.2) 0.14 kg / 0.30 pounds
138.0 g / 1.4 N
5 mm Stal (~0.2) 0.06 kg / 0.14 pounds
62.0 g / 0.6 N
10 mm Stal (~0.2) 0.01 kg / 0.02 pounds
8.0 g / 0.1 N
15 mm Stal (~0.2) 0.00 kg / 0.00 pounds
2.0 g / 0.0 N
20 mm Stal (~0.2) 0.00 kg / 0.00 pounds
0.0 g / 0.0 N
30 mm Stal (~0.2) 0.00 kg / 0.00 pounds
0.0 g / 0.0 N
50 mm Stal (~0.2) 0.00 kg / 0.00 pounds
0.0 g / 0.0 N

Table 3: Vertical assembly (sliding) - vertical pull
MW 14x2 / N38

Surface type Friction coefficient / % Mocy Max load (kg/lbs/g/N)
Raw steel
µ = 0.3 30% Nominalnej Siły
0.44 kg / 0.98 pounds
444.0 g / 4.4 N
Painted steel (standard)
µ = 0.2 20% Nominalnej Siły
0.30 kg / 0.65 pounds
296.0 g / 2.9 N
Oily/slippery steel
µ = 0.1 10% Nominalnej Siły
0.15 kg / 0.33 pounds
148.0 g / 1.5 N
Magnet with anti-slip rubber
µ = 0.5 50% Nominalnej Siły
0.74 kg / 1.63 pounds
740.0 g / 7.3 N

Table 4: Steel thickness (substrate influence) - sheet metal selection
MW 14x2 / N38

Steel thickness (mm) % power Real pull force (kg/lbs/g/N)
0.5 mm
10%
0.15 kg / 0.33 pounds
148.0 g / 1.5 N
1 mm
25%
0.37 kg / 0.82 pounds
370.0 g / 3.6 N
2 mm
50%
0.74 kg / 1.63 pounds
740.0 g / 7.3 N
3 mm
75%
1.11 kg / 2.45 pounds
1110.0 g / 10.9 N
5 mm
100%
1.48 kg / 3.26 pounds
1480.0 g / 14.5 N
10 mm
100%
1.48 kg / 3.26 pounds
1480.0 g / 14.5 N
11 mm
100%
1.48 kg / 3.26 pounds
1480.0 g / 14.5 N
12 mm
100%
1.48 kg / 3.26 pounds
1480.0 g / 14.5 N

Table 5: Thermal resistance (material behavior) - thermal limit
MW 14x2 / N38

Ambient temp. (°C) Power loss Remaining pull (kg/lbs/g/N) Status
20 °C 0.0% 1.48 kg / 3.26 pounds
1480.0 g / 14.5 N
OK
40 °C -2.2% 1.45 kg / 3.19 pounds
1447.4 g / 14.2 N
OK
60 °C -4.4% 1.41 kg / 3.12 pounds
1414.9 g / 13.9 N
80 °C -6.6% 1.38 kg / 3.05 pounds
1382.3 g / 13.6 N
100 °C -28.8% 1.05 kg / 2.32 pounds
1053.8 g / 10.3 N

Table 6: Magnet-Magnet interaction (repulsion) - field range
MW 14x2 / N38

Gap (mm) Attraction (kg/lbs) (N-S) Shear Force (kg/lbs/g/N) Repulsion (kg/lbs) (N-N)
0 mm 2.75 kg / 6.06 pounds
3 073 Gs
0.41 kg / 0.91 pounds
413 g / 4.0 N
N/A
1 mm 2.56 kg / 5.65 pounds
3 287 Gs
0.38 kg / 0.85 pounds
385 g / 3.8 N
2.31 kg / 5.09 pounds
~0 Gs
2 mm 2.33 kg / 5.13 pounds
3 131 Gs
0.35 kg / 0.77 pounds
349 g / 3.4 N
2.09 kg / 4.61 pounds
~0 Gs
3 mm 2.06 kg / 4.54 pounds
2 947 Gs
0.31 kg / 0.68 pounds
309 g / 3.0 N
1.85 kg / 4.09 pounds
~0 Gs
5 mm 1.52 kg / 3.36 pounds
2 535 Gs
0.23 kg / 0.50 pounds
229 g / 2.2 N
1.37 kg / 3.02 pounds
~0 Gs
10 mm 0.58 kg / 1.27 pounds
1 561 Gs
0.09 kg / 0.19 pounds
87 g / 0.9 N
0.52 kg / 1.15 pounds
~0 Gs
20 mm 0.07 kg / 0.16 pounds
552 Gs
0.01 kg / 0.02 pounds
11 g / 0.1 N
0.07 kg / 0.14 pounds
~0 Gs
50 mm 0.00 kg / 0.00 pounds
62 Gs
0.00 kg / 0.00 pounds
0 g / 0.0 N
0.00 kg / 0.00 pounds
~0 Gs
60 mm 0.00 kg / 0.00 pounds
38 Gs
0.00 kg / 0.00 pounds
0 g / 0.0 N
0.00 kg / 0.00 pounds
~0 Gs
70 mm 0.00 kg / 0.00 pounds
25 Gs
0.00 kg / 0.00 pounds
0 g / 0.0 N
0.00 kg / 0.00 pounds
~0 Gs
80 mm 0.00 kg / 0.00 pounds
17 Gs
0.00 kg / 0.00 pounds
0 g / 0.0 N
0.00 kg / 0.00 pounds
~0 Gs
90 mm 0.00 kg / 0.00 pounds
12 Gs
0.00 kg / 0.00 pounds
0 g / 0.0 N
0.00 kg / 0.00 pounds
~0 Gs
100 mm 0.00 kg / 0.00 pounds
9 Gs
0.00 kg / 0.00 pounds
0 g / 0.0 N
0.00 kg / 0.00 pounds
~0 Gs

Table 7: Protective zones (implants) - warnings
MW 14x2 / 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
Timepiece 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
MW 14x2 / N38

Start from (mm) Speed (km/h) Energy (J) Predicted outcome
10 mm 25.94 km/h
(7.21 m/s)
0.06 J
30 mm 44.22 km/h
(12.28 m/s)
0.17 J
50 mm 57.08 km/h
(15.86 m/s)
0.29 J
100 mm 80.72 km/h
(22.42 m/s)
0.58 J

Table 9: Coating parameters (durability)
MW 14x2 / 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: Electrical data (Flux)
MW 14x2 / N38

Parameter Value SI Unit / Description
Magnetic Flux 3 247 Mx 32.5 µWb
Pc Coefficient 0.22 Low (Flat)

Table 11: Submerged application
MW 14x2 / N38

Environment Effective steel pull Effect
Air (land) 1.48 kg Standard
Water (riverbed) 1.69 kg
(+0.21 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. Vertical hold

*Note: On a vertical wall, the magnet retains just approx. 20-30% of its nominal pull.

2. Plate thickness effect

*Thin steel (e.g. computer case) severely weakens the holding force.

3. Thermal stability

*For standard magnets, 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

The chart above illustrates the magnetic characteristics of the material within the second quadrant of the hysteresis loop. 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 specification and ecology
Chemical composition
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%
Sustainability
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: 010024-2026
Quick Unit Converter
Pulling force

Field Strength

See more proposals

This product is an extremely powerful cylinder magnet, composed of advanced NdFeB material, which, at dimensions of Ø14x2 mm, guarantees the highest energy density. The MW 14x2 / N38 model is characterized by an accuracy of ±0.1mm and professional build quality, making it an ideal solution for professional engineers and designers. As a magnetic rod with significant force (approx. 1.48 kg), this product is in stock from our warehouse in Poland, ensuring rapid order fulfillment. Furthermore, its Ni-Cu-Ni coating shields it against corrosion in standard operating conditions, ensuring an aesthetic appearance and durability for years.
This model is created for building electric motors, advanced sensors, and efficient magnetic separators, where maximum induction on a small surface counts. Thanks to the high power of 14.51 N with a weight of only 2.31 g, this cylindrical magnet is indispensable in electronics and wherever every gram matters.
Due to the delicate structure of the ceramic sinter, we absolutely advise against force-fitting (so-called press-fit), as this risks immediate cracking of this professional component. To ensure long-term durability in industry, specialized industrial adhesives are used, which do not react with the nickel coating and fill the gap, guaranteeing durability of the connection.
Grade N38 is the most frequently chosen standard for industrial neodymium magnets, offering an optimal price-to-power ratio and high resistance to demagnetization. If you need even stronger magnets in the same volume (Ø14x2), contact us regarding higher grades (e.g., N50, N52), however, N38 is the standard in continuous sale in our store.
The presented product is a neodymium magnet with precisely defined parameters: diameter 14 mm and height 2 mm. The value of 14.51 N means that the magnet is capable of holding a weight many times exceeding its own mass of 2.31 g. The product has a [NiCuNi] coating, which secures it against external factors, giving it an aesthetic, silvery shine.
Standardly, the magnetic axis runs through the center of the cylinder, causing the greatest attraction force to occur on the bases with a diameter of 14 mm. Thanks to this, the magnet can be easily glued into a hole and achieve a strong field on the front surface. On request, we can also produce versions magnetized diametrically if your project requires it.

Advantages and disadvantages of rare earth magnets.

Pros

Besides their high retention, neodymium magnets are valued for these benefits:
  • Their strength is durable, and after around 10 years it decreases only by ~1% (according to research),
  • They possess excellent resistance to magnetism drop as a result of external magnetic sources,
  • By covering with a reflective coating of silver, the element has an professional look,
  • Magnetic induction on the working part of the magnet turns out to be extremely intense,
  • Through (appropriate) combination of ingredients, they can achieve high thermal resistance, allowing for functioning at temperatures reaching 230°C and above...
  • Possibility of exact forming and adapting to defined conditions,
  • Wide application in future technologies – they find application in hard drives, brushless drives, medical equipment, also modern systems.
  • Relatively small size with high pulling force – neodymium magnets offer strong magnetic field in tiny dimensions, which makes them useful in small systems

Cons

Drawbacks and weaknesses of neodymium magnets: weaknesses and usage proposals
  • At very strong impacts they can crack, therefore we recommend placing them in strong housings. A metal housing provides additional protection against damage, as well as increases the magnet's durability.
  • Neodymium magnets lose strength when exposed to high temperatures. After reaching 80°C, many of them experience permanent weakening of strength (a factor is the shape as well as dimensions of the magnet). We offer magnets specially adapted to work at temperatures up to 230°C marked [AH], which are very resistant to heat
  • When exposed to humidity, magnets start to rust. To use them in conditions outside, it is recommended to use protective magnets, such as those in rubber or plastics, which secure oxidation and corrosion.
  • Limited possibility of producing nuts in the magnet and complicated forms - preferred is casing - mounting mechanism.
  • Potential hazard related to microscopic parts of magnets can be dangerous, in case of ingestion, which is particularly important in the aspect of protecting the youngest. It is also worth noting that small components of these devices are able to 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

Pull force analysis

Breakaway strength of the magnet in ideal conditionswhat it depends on?

Breakaway force was defined for the most favorable conditions, assuming:
  • on a base made of structural steel, optimally conducting the magnetic field
  • with a cross-section no less than 10 mm
  • with a surface cleaned and smooth
  • under conditions of gap-free contact (surface-to-surface)
  • for force applied at a right angle (in the magnet axis)
  • in temp. approx. 20°C

Magnet lifting force in use – key factors

Bear in mind that the magnet holding will differ subject to the following factors, in order of importance:
  • Clearance – the presence of foreign body (paint, dirt, gap) acts as an insulator, which lowers capacity rapidly (even by 50% at 0.5 mm).
  • Load vector – maximum parameter is reached only during perpendicular pulling. The force required to slide of the magnet along the surface is standardly several times lower (approx. 1/5 of the lifting capacity).
  • Metal thickness – the thinner the sheet, the weaker the hold. Magnetic flux penetrates through instead of converting into lifting capacity.
  • Metal type – not every steel attracts identically. High carbon content worsen the interaction with the magnet.
  • Base smoothness – the more even the surface, the larger the contact zone and higher the lifting capacity. Unevenness acts like micro-gaps.
  • Thermal factor – hot environment reduces magnetic field. Too high temperature can permanently damage the magnet.

Lifting capacity testing was performed on a smooth plate of optimal thickness, under a perpendicular pulling force, whereas under parallel forces the load capacity is reduced by as much as fivefold. Additionally, even a slight gap between the magnet’s surface and the plate decreases the holding force.

Precautions when working with NdFeB magnets
Material brittleness

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

Caution required

Handle magnets consciously. Their powerful strength can shock even experienced users. Be vigilant and respect their force.

No play value

Only for adults. Small elements pose a choking risk, causing serious injuries. Store away from children and animals.

Do not overheat magnets

Do not overheat. NdFeB magnets are sensitive to temperature. If you require resistance above 80°C, ask us about special high-temperature series (H, SH, UH).

Allergy Warning

It is widely known that nickel (the usual finish) is a common allergen. If you have an allergy, avoid direct skin contact and select encased magnets.

Pinching danger

Pinching hazard: The pulling power is so great that it can cause hematomas, crushing, and broken bones. Protective gloves are recommended.

Safe distance

Powerful magnetic fields can destroy records on credit cards, hard drives, and other magnetic media. Stay away of at least 10 cm.

Combustion hazard

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

Precision electronics

Navigation devices and smartphones are extremely sensitive to magnetism. Direct contact with a powerful NdFeB magnet can decalibrate the sensors in your phone.

Medical implants

Life threat: Neodymium magnets can turn off heart devices and defibrillators. Stay away if you have electronic implants.

Security! Looking for details? Read our article: Are neodymium magnets dangerous?