SOLA HD成立于1915年，是北美電源及工控產品制造商，包括各種工業級的電源產品、控制變壓器、隔離變壓器及其它各類變壓器、浪涌保護器、功率調節器、小功率不間斷電源等。美國SOLA公司主要供應電源開關，專門提供電源解決方案，產品線包括DIN Rail導軌電源、不間斷電源系統(UPS)、變壓器、浪涌抑制器(Surge Suppressor)、電源優化器(Line Reactor)和電源調節器(Power Conditioner)。SSola/Hevi-Duty在產品創新和**客戶服務方面具有悠久歷史，具體型號如下，電源系列：
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

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