Convert Maund (Mann) to Seer (Ser)
Convert maunds (mann) to seers (ser) instantly. 1 maund (mann) = 40.0000002143 seer (ser) — use the live calculator, the exact formula, a conversion table and worked examples. Also check the Seer (Ser) to Maund (Mann) converter for the reverse conversion.
Units explained
Maund (Mann)
The maund (mann) equals 40 seer, about 37.32 kilograms.
From Persian 'man' via Arabic, denoting a porter's load.
Bulk agricultural and commodity trade across South Asia.
British Indian maund fixed at 100 troy pounds (37.324 kg) in 1833.
Seer (Ser)
The seer (ser) equals about 933 grams, or eighty tola (close to one kilogram).
From Hindi/Urdu 'ser', a major pre-metric trade weight.
Historical grain, milk, and produce trade across South Asia.
Standardized in British India; aligned near 1 kg after metrication.
Maund (Mann) to Seer (Ser) conversion formula
Note: this conversion uses a generally accepted modern value. Historical and regional definitions of this unit varied across times and places.
The relationship between maunds (mann) and seers (ser):
To convert maunds (mann) to seers (ser), multiply the value in maunds (mann) by 40.0000002143. To reverse, multiply seers (ser) by 0.0249999999.
How to use this converter
Type a value into the calculator. The result in seers (ser) updates as you type. Tap a quick value, copy the result with one click, or use the swap arrow to jump straight to the Seer (Ser) to Maund (Mann) converter for the reverse direction.
Step-by-step: convert maunds (mann) to seers (ser)
- Write down the value in maunds (mann) (maund).
- Multiply that value by the factor 40.0000002143.
- The product is the equivalent value in seers (ser) (seer).
- To reverse, multiply the seer (ser) value by 0.0249999999.
Worked examples
Example 1 — Convert 1 maund to seer:
1 × 40.0000002143 = 40.0000002143 seer
Example 2 — Convert 100 maund to seer:
100 × 40.0000002143 = 4000.0000214338 seer
Maund (Mann) to Seer (Ser) conversion table
Standard reference values for converting maunds (mann) to seers (ser):
| Maund (Mann) [maund] | Seer (Ser) [seer] |
|---|---|
| 0.01 | 0.4000000021 |
| 0.1 | 4.0000000214 |
| 1 | 40.0000002143 |
| 2 | 80.0000004287 |
| 3 | 120.000000643 |
| 4 | 160.0000008574 |
| 5 | 200.0000010717 |
| 10 | 400.0000021434 |
| 20 | 800.0000042868 |
| 30 | 1200.0000064301 |
| 40 | 1600.0000085735 |
| 50 | 2000.0000107169 |
| 100 | 4000.0000214338 |
| 500 | 20000.0001071692 |
| 1000 | 40000.0002143383 |
Frequently asked questions
How many seers (ser) is 1 maund (mann)?
How do I convert maunds (mann) to seers (ser)?
How do I convert seers (ser) back to maunds (mann)?
How many seers (ser) is 100 maunds (mann)?
Popular weight unit conversions
Convert Maund (Mann) to other weight units
Show all Maund (Mann) conversions
Metric / SI (18 units)
Avoirdupois (15 units)
Troy & Apothecary (10 units)
Indian / South Asian (5 units)
Scientific / Atomic (9 units)
Astronomical (4 units)
Biblical / Ancient (14 units)
Sources & references
Conversion factor (1 maund = 40.0000002143 seer) verified against the following authoritative sources:
- BIPM — The International System of Units (SI Brochure 9th ed.)
Official BIPM publication defining the seven SI base units (including the meter) and the rules for their use. The global authority on units of measurement.
- NIST — Guide to the SI
US National Institute of Standards and Technology reference covering the SI base and derived units with definitions and usage rules for US technical practice.
- NIST Special Publication 811 — Guide for the Use of the International System of Units
Detailed NIST guide covering exact conversion factors between SI and US customary units along with formatting and rounding conventions.
- NIST — Refinement of values for the yard and pound (Federal Register 1959)
The treaty (signed by US
- International Astronomical Union — System of Astronomical Constants
The IAU defines astronomical units including the AU (149597870700 m exactly) light-year and parsec used in astronomy and astrophysics.