Salary guide, May 2025
Industrial Refrigeration (Ammonia) Technician pay in Charleston-North Charleston, SC
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The median annual wage for Heating, Air Conditioning, and Refrigeration Mechanics and Installers in Charleston-North Charleston, SC was $58,410 (U.S. Bureau of Labor Statistics, OEWS, May 2025). The middle half of workers earned between $46,990 and $65,040.
The Charleston-North Charleston, SC median is $2,600 below the national median of $61,010, both from BLS May 2025.
Broader occupation · SOC 49-9021 Heating, Air Conditioning, and Refrigeration Mechanics and Installers
The Industrial Refrigeration (Ammonia) Technician title maps to the published occupation. BLS does not separate this process, credential, shift or plant-specific title from other work in the occupation.
What should you know about charleston-North Charleston, SC?
| 10th | 25th | Median | 75th | 90th |
|---|---|---|---|---|
| $40,280 | $46,990 | $58,410 | $65,040 | $77,060 |
| 10th | 25th | Median | 75th | 90th |
|---|---|---|---|---|
| $19.37 | $22.59 | $28.08 | $31.27 | $37.05 |
BLS estimated 1,270 workers employed in this occupation in Charleston-North Charleston, SC. Location quotient: 1.22.
What should you know about united States?
| 10th | 25th | Median | 75th | 90th |
|---|---|---|---|---|
| $40,050 | $48,360 | $61,010 | $77,060 | $95,210 |
| 10th | 25th | Median | 75th | 90th |
|---|---|---|---|---|
| $19.25 | $23.25 | $29.33 | $37.05 | $45.78 |
What should you know about role pay against all occupations here?
The published Industrial Refrigeration (Ammonia) Technician median is $58,410. The all-occupations median in Charleston-North Charleston, SC is $49,150. Ratio: 1.19 (role median divided by all-occupations median, same units, BLS May 2025). Location quotient 1.22 measures how concentrated this occupation's employment is here against the nation. It is not a wage index.
What should you know about two BLS releases?
| Release period | 25th | Median | 75th |
|---|---|---|---|
| May 2024 | $47,950 | $58,380 | $64,020 |
| May 2025 | $46,990 | $58,410 | $65,040 |
These are two separate BLS estimates from different survey panels. The workers and employers behind them differ, so the gap is not like-for-like pay for the same workers and is not a growth rate. We show no percentage change.
Source: U.S. Bureau of Labor Statistics, Occupational Employment and Wage Statistics, May 2025. SOC 49-9021 Heating, Air Conditioning, and Refrigeration Mechanics and Installers, Charleston-North Charleston, SC. Official occupation data · Official area tables. Released 2026-05-15.
Source: U.S. Bureau of Labor Statistics, Occupational Employment and Wage Statistics, May 2025. SOC 49-9021 Heating, Air Conditioning, and Refrigeration Mechanics and Installers, U.S.. Official occupation data · Official area tables. Released 2026-05-15.
What should you know about nearby areas?
| Area | Median | 25th to 75th |
|---|---|---|
| Hilton Head Island-Bluffton-Port Royal, SC | $58,280 | $48,400 to $64,300 |
| Sumter, SC | $49,880 | $46,890 to $58,240 |
All roles in Charleston-North Charleston, SC · National page · Industrial Refrigeration (Ammonia) Technician ranked across metros