HS 840310HS6 level

CENTRAL HEATING BOILERS

Last updated: December 2025 data

U.S. imports of central heating boilers (HS 840310) totaled $19.9M in December 2025. KOREA, SOUTH is the top supplier (63%), followed by NETHERLANDS (8%) and GERMANY (6%).

Total Import Value

$19,937,799

YTD Imports

$283.7M

Source Countries

CIF Value

$20.2M

Duty Collected

$3.7M

Air Freight

$61K

Vessel

$18.0M

Container

$17.5M

Top Source Countries

#	Country	Share	Import Value	CIF Value	Air	Vessel
1	KOREA, SOUTH	100%	$12.6M	$12.8M	$0	$11.8M
2	NETHERLANDS	13%	$1.6M	$1.6M	$13K	$1.6M
3	GERMANY	10%	$1.3M	$1.3M	$8K	$1.2M
4	LIECHTENSTEIN	10%	$1.2M	$1.2M	$0	$1.1M
5	CHINA	6%	$799K	$825K	$15K	$772K
6	UNITED KINGDOM	5%	$589K	$594K	$0	$0
7	JAPAN	4%	$522K	$541K	$2K	$520K
8	TURKEY	4%	$498K	$512K	$22K	$476K
9	ITALY	3%	$432K	$453K	$0	$164K
10	POLAND	2%	$289K	$291K	$0	$289K