Square D™ load center surge protective devices, QO2175SB, are easy to install plug-in units that install as quickly as a standard circuit breaker. The surge suppressors use two pole spaces in a QO™ or Homeline™ load center, or NQ panelboard. US and Canadian UL® Listed as Type 2 SPD to the UL 1449 standard. Complies with requirements of NEC® Article 285, CSA 233.1-87, and CSA C22.2 No. 8- M1986 as appropriate. Prop 65: WARNING: This product can expose you to chemicals including: Lead and lead compounds, which is known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov - Compatible Products: CQO112L100PGC; CQO112M100PC; CQO124M100PC; CQO132M100PC; CU12L400CB; CU12L400CB150; CU12L400CN; CU816D400CB; CU816D400CN; PBPQO4A100; QC12L200C; QC2442M200C; QC3040M200S; QC816D400SL; QC816F100CH; QC816F125C; QC816F150C; QC816F150S; QC816F200C; QC816F200CH; QC816F200S; QO112L125PG; QO112L125PGC; QO112L125PGRB; QO112L200PG; QO112L200PGRB; QO112M100P; QO112M100PC; QO112M100PRB; QO115; QO115GFI; QO116L125PG; QO116L125PGRB; QO116M100P; QO116M100PRB; QO120; QO120L125PG; QO120L125PWG; QO120M100P; QO120M100PC; QO120M100PRB; QO120M150PRB; QO120M200PRB; QO120SB; QO124L125PG; QO124L125PGC; QO124L125PGCVP; QO124L125PGRB; QO124L125PQG; QO124L200PG; QO124M100P; QO124M100PC; QO124M100PCVP; QO124M100PRB; QO124M125P; QO124M125PRB; QO124M150P; QO124M200P; QO124M200PWG125; QO130L125PG; QO130L200PG; QO130L200PGC; QO130L200PGRB; QO130L200PQG; QO130L200PWG; QO130M150P; QO130M150PC; QO130M150PRB; QO130M200P; QO130M200PC; QO130M200PQ; QO130M200PRB; QO132L125PG; QO132M100P; QO132M125P; QO132M150P; QO140L200PG; QO140L200PGRB; QO140M200P; QO140M200PC; QO140M200PRB; QO140M200PT2; QO142L225PG; QO142L225PGC; QO142L225PGRB; QO142L225PQG; QO142M150PC; QO142M200P; QO142M200PC; QO142M200PCVP; QO142M200PQ; QO142M200PQCVP; QO142M200PRB; QO142M225P; QO142M225PRB; QO148L125GF; QO148L125GRB; QO148L125GS; QO154L225PG; QO154M200P; QO154M200PC; QO160M200PC; QO1612M125FTRB; QO1816M150FTRB; QO1816M200FTRB; QO1DM10030TRBR; QO1DM10050TRBR; QO230; QO24L60NRNM; QO24L70F; QO24L70RB; QO24L70S; QO24L70SCP; QO24L70TS; QO2L30S; QO2L40RB; QO312L125G; QO312L125GRB; QO318L200G; QO318L200GRB; QO320L125G; QO320L125GRB; QO324L125G; QO324MB100; QO324MB100RB; QO327M100; QO327M100RB; QO330L200G; QO330L200GRB; QO330MQ125; QO330MQ125RB; QO330MQ150; QO330MQ150RB; QO330MQ200; QO330MQ200RB; QO342L225G; QO342L225GRB; QO342MQ150; QO342MQ200; QO342MQ200RB; QO342MQ225; QO342MQ225RB; QO35FM30TTS; QO403L60NF; QO403L60NRB; QO403L60NS; QO48M30DSGP; QO48M60DSGP; QO612L100DF; QO612L100DS; QO612L100DSCU; QO612L100F; QO612L100FCP; QO612L100RB; QO612L100RBCP; QO612L100RBCU; QO612L100S; QO612L100SCP; QO612L100TRB; QO612L100TS; QO816L100DF; QO816L100DS; QO816L100DSCU; QO816L100DTF; QO816L100DTS; QO816L100F; QO816L100RB; QO816L100RBCP; QO816L100RBCU; QO816L100S; QO816L100SCP; QO816L100TS; QU12L400CL; QU12L400SL; QU12L400SL150; QU816D400CK; QU816D400CL; QU816D400CLX; QU816D400SL; QU816D400SL150; QOB120; QO120CAFI; QO120GFI; QOB120GFI; QOB120VH; QOB130; QOB115; QO130; QO130GFI; QO110; QOB110