Take the domestic famous brand electromagnetic flowmeter as an example. Generally, the price of small-flow electromagnetic flowmeter is 3,000 yuan-15,000 yuan, the price of medium-flow electromagnetic flowmeter is15,000 yuan-30,000 yuan, and the price of large-flow electromagnetic flowmeter is higher, which may be more than 50,000 yuan. Of course, these prices are for reference only, and the specific prices should be determined according to the actual demand and market conditions.