Currency converter
SLE to ZMK

Sierra Leonean Leone (SLE) to Old Zambian Kwacha (ZMK)

Convert Sierra Leonean leones to old Zambian kwachas at the live mid-market rate. Reverse: ZMK to SLE

The Old Zambian Kwacha is no longer in use

Old Zambian Kwacha (ZMK) was replaced by the Zambian Kwacha (ZMW) in 2013. For today’s money, convert SLE to ZMW.

Amount

From

1 Sierra Leonean Leone =

391 ZMK 0.00% today

1 SLE = 390.585 ZMK · 1 ZMK = 0.00256026 SLE

Mid-market rate, updated 06:11 UTC. Paid plans update as often as every 60 seconds. Get SLE→ZMK rates via API

SLE to ZMK over the last year

52-week high: 397.40
52-week low: 365.16
52-week average: 391.90
Change over the year: +0.98%

Conversion tables

SLE to ZMK
SLE	ZMK
1 SLE	391 ZMK
10 SLE	3,906 ZMK
100 SLE	39,059 ZMK
1,000 SLE	390,585 ZMK
10,000 SLE	3,905,852 ZMK
50,000 SLE	19,529,262 ZMK
100,000 SLE	39,058,524 ZMK

ZMK to SLE
ZMK	SLE
1 ZMK	0.00256 SLE
10 ZMK	0.0256 SLE
100 ZMK	0.256 SLE
1,000 ZMK	2.56 SLE
10,000 ZMK	25.60 SLE
50,000 ZMK	128.01 SLE
100,000 ZMK	256.03 SLE

Get SLE→ZMK rates via API

The live rate, the rate on any past day or a whole range, for ZMK and 170+ other currencies, as JSON. Free plan included. See the exchange rate API.

Get a free API key API documentation

curl https://api.currencyapi.com/v3/latest \
  -G -d base_currency=SLE -d currencies=ZMK \
  -H "apikey: YOUR-API-KEY"

# the rate on a past day
curl https://api.currencyapi.com/v3/historical \
  -G -d base_currency=SLE -d currencies=ZMK \
  -d date=2025-10-04 \
  -H "apikey: YOUR-API-KEY"

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Questions about SLE to ZMK

How much is 1 SLE in ZMK?

1 Sierra Leonean Leone is 390.585 old Zambian kwachas at the mid-market rate of 4 October 2026, 06:11 UTC, and 1 ZMK is 0.00256026 SLE.

What was the SLE to ZMK rate over the last year?

Over the last 52 weeks 1 SLE ranged from 365.158 to 397.404 ZMK, 391.905 ZMK on average.

Which exchange rate is this?

The mid-market rate: the midpoint between what currency markets pay and ask for SLE/ZMK, without the margin a bank or card issuer adds, so the rate you are charged is usually a little worse.