美国SOLA公司主要供应电源开关，专门提供电源解决方案，产品线包括DIN Rail导轨电源、不间断电源系统（UPS）、变压器、浪涌抑制器（Surge Suppressor）、电源优化器（Line Reactor）和电源调节器（Power Conditioner）。SSola/Hevi-Duty在产品创新和优质客户服务方面具有悠久历史，公司从1900年代就开始为客户提供电源解决方案。

电源系列：

SDN2.5-24-100P SDN4-24-100LP SDN5-24-100P SDN10-24-100P SDN20-24-100P
SDN5-24-480 SDN10-24-480 SDN20-24-480C SDN30-24-480 SDN40-24-480
SDP5-5-100T SDP2-12-100T SDP3-15-100T SDP1-48-100T SDP06-24-100T
SDP1-24-100T SDP2-24-100T SDP4-24-100LT SDP4-24-100RT* 
SCD30S5-DN SCD30S12-DN SCD30S15-DN SCD30S24-DN SCD30S48-DN
SCD30D15-DN        
SCL4D15-DN SCL4D12-DN SCL10D15-DN SCL10T512-DN SCL10D12-DN
SCP30D15-DN SCP30D12-DN SCP30T512-DN SCP30S524B-DN SCP30D524-DN
SFL 1.5-48-100 SFL 3-48-100 SFL 6-48-100 SFL 12-48-100  
GLS-01-040 GLS-01-065 GLS-01-110 GLS-01-200 GLQ-03-200
GLS-02-040 GLS-02-065 GLS-02-110 GLS-02-200 GLQ-04-200
GLS-03-040 GLS-03-065 GLS-03-110 GLS-03-200 GLQ-05-200
GLS-04-040 GLS-04-065 GLS-04-110 GLS-04-200 GLT-05-040
GLD-01-040 GLD-01-065 GLD-01-110 GLD-01-200 GLT-05-065
GLD-02-040 GLD-02-065 GLT-01-110 GLD-02-200 GLQ-01-065
GLD-03-040 GLD-03-065 GLT-02-110 GLD-03-200 GLT-04-040
GLT-01-040 GLT-01-065 GLQ-01-110 GLT-01-200 GLT-04-065
GLT-02-040 GLT-02-065 GLQ-02-110 GLT-02-200 GLQ-04-110
GLT-03-040 GLT-03-065 GLQ-03-110 GLT-03-200 GLT-04-200
SM3-S3R1 SM2-S3 SM2-S9 SM4-S3S3 SM4-U4T6
SM3-S3R2 SM2-S4 SM2-R2 SM4-S3S6 SM6-C3