Hii ni rejea ya msalaba kati ya mfano wa Prosurge's Surge Protection Device na mfano wa ISKRA ya Upimaji wa Vifaa vya mfano. Hii ni kwa ajili ya kumbukumbu tu, tafadhali wasiliana nasi wakati una shaka.
| IEC VDE | Mfano wa Iskra | Mfano wa Prosurge No. |
| Darasa la I B + C | ISPRO BS (R) 50 / XXX | G50 / XXX-S |
| Darasa la I B + C | ISPRO BS (R) 25 / XXX | BP25V/xxx-S AU: G25/xxx-S |
| Darasa la I B + C | GB za ISPRO | G100 / 255NPE B100G-255NPE |
| Darasa la I B + C | ISPRO-K BS (R) 75 / XXX (3 + 0) | BP25V/XXX-S/3P AU: G25/xxx-S/3P |
| Darasa la I B + C | ISPRO-K BS (R) 100 / XXX (4 + 0) | BP25V/XXX-S/4P AU: G25/xxx-S/4P |
| Darasa la I B + C | ISPRO-K BS (R) 100 / XXX (3 + 1) | BP25V/XXX-S/3PN100 AU: G25/XXX-S/3PN100 |
| Darasa la I B + C | ISPRO-K BS (R) 37.5 / XXX (3 + 0) | BPS12.5V / XXX-S / 3P |
| Darasa la I B + C | ISPRO-K BS (R) 50 / XXX (4 + 0) | BPS12.5V / XXX-S / 4P |
| Darasa la I B + C | ISPRO-K BS (R) 50 / XXX (3 + 1) | BPS12.5V / XXX-S / 3PN50 |
| Darasa la I B + C | ISPRO B2N (R) 12.5 / XXX | BPS12.5V / XXX-S |
| Darasa la II C | ISPRO C (R) 40 / XXX | SPxxx-S (UL + KEMA) |
| Darasa la II C | ISPRO C (R) 80 / XXX (1 + 1) | SPxxx/PN-S (UL+KEMA) |
| Darasa la II C | ISPRO C (R) 120 / XXX (3 + 0) | SPxxx/3P-S (UL+KEMA) |
| Darasa la II C | ISPRO C (R) 160 / XXX (4 + 0) | SPxxx/4P-S (UL+KEMA) |
| Darasa la II C | ISPRO C (R) 160 / XXX (3 + 1) | sPxxx/3PN-S (UL+KEMA) |
| Darasa la II C | Moduli inayoweza kuziba ISPRO C (R) 40 / xxx | Moduli ya kuziba ya MSP/275 |
| Darasa la II C | Moduli inayoweza kuziba ISPRO C (R) 40 / xxx | Moduli ya plug ya MSP/255T |
| Darasa la I B + C | PV ISPRO BS (R) 12.5 / xxx | PVB12.5/xxx-V-CD-S (TUV) |
| Darasa la II C | PV ISPRO BS (R) 40 / xxx | PV50/500-VCS (hadi: PV ISPRO C 40/550) PV50/1000-V-CD-S (hadi: PV ISPRO CR 40/1000) |
| Darasa la III D | ISPRO D (R) 10 | V10/xxx-S |
| Darasa la III D | ISPRO DM (R) 10 / xxx (2 + 0) | MDSS10/xxx-(2V+T)-S |
| Darasa la III D | ISPRO DMG (R) / xxx (2 + 0) | MDSS10/xxx-2VT-S |
| Darasa la II C | ISPRO AQ 40 / xxx | TPLA40 / XXXF |
| Darasa la I + II B + C | WT ISPRO BS (R) 25/690 | B25VG760 |
| Darasa la I + II B + C | WT ISPRO BS (R) 12.5/690 | B12.5V/760-S (kwa Turbine ya Upepo) |
| Darasa la II C | WT ISPRO C (R) 40/690 | SP690 |
| Darasa la II C | WT ISPRO C (R) 120/690 (3 + 0) | C25V760-S / 3P DT40 / 750-3V-S / WT |