Cords and Cord sets - USA and Japan

In the USA these plugs are detailed in NEMA ( National Electrical Manufacturers Association) publication WDI and are incorporated into UL 498 B4 UL. Canadian plug and socket standards are outlined by CSA. The NEMA 1-ISP and 5-ISP style plugs are also used n Mexico, Japan and parts of Korea and Taiwan.

Japan (100VAC, 50 & 60Hz), at a glance it looks the same as USA plugs, however the Japanese system (JIS 8303) requires approvals by MITI or JIS.

Other types available are:

NEMA5-20 20A/125V
NEMA6-20 20A/125V
NEMA10-30 30A/125V/250V SRDT TYPE CABLE
NEMA10-50 50A/125V/250V SRDT TYPE CABLE
NEMA14-30 30A/125V/250V 4 CONDUCTOR SRDT TYPE CABLE
NEMAL5-20 30A/125V
Neoprene cable to USA Standards is HPN, SVO, SJO(300V), SO(600V)

Useful Links

Underwriters Laboratories inc. (UL) www.ul.com

Canadian Standards Association (CSA) www.csa.ca

USA and Japan

Non-Polarized Pins

File No: UL:E65753, CSA:LR67589

Cable: SPT-1,SPT-2, HPN


Polarized Pins

File No: UL:E65753, CSA:LR67589

Cable: SPT-1, SPT-2, SPT-3, HPN, SVT & SJT


File No: UL:E65753, CSA:LR67589

Cable: SPT-1,SPT-2,SPT-3,SVT,SJT & SJTW-A

With & Without cord grip, Straight & Angled Plug


USA only

File No: UL:E65753, CSA:LR67589

Cable: SVT,SJT


File No: UL:E65753, CSA:LR67589

Cable: SPT-3,SJT & ST


File No: UL:E65753, CSA:LR67589

Cable: SPT-2,SPT-3,SVT & SJT