Find replacement for RECOM RCM-450-RDBNAA

450 W TOPCon solar panel with 96 cells. Voc 35.5 V · Isc 16.03 A · TcVoc -0.23%/°C.

Original Panel

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Same technology onlyShow only panels with matching cell technology

Compatible Replacements

202 panels found · 3498 panels excluded

Jetion Solar JT445SNt(B)

445 W

TOPCon

90Good match

Parameter	Original	Replacement	Deviation
Voc	35.5 V	35.5 V	0.0%
Vmpp	29.8 V	29.69 V	0.4%
Isc	16.03 A	15.99 A	0.2%
Impp	15.11 A	14.99 A	0.8%
TcVoc	-0.23 %/°C	-0.24 %/°C	±0.010 %/°C
TcPmax	-0.28 %/°C	-0.29 %/°C	±0.010 %/°C

RECOM RCM-445-RDBNAA

445 W

TOPCon

89Good match

Parameter	Original	Replacement	Deviation
Voc	35.5 V	35.3 V	0.6%
Vmpp	29.8 V	29.6 V	0.7%
Isc	16.03 A	15.96 A	0.4%
Impp	15.11 A	15.04 A	0.5%
TcVoc	-0.23 %/°C	-0.23 %/°C	±0.000 %/°C
TcPmax	-0.28 %/°C	-0.28 %/°C	±0.000 %/°C

RECOM RCM-455-RDBNAA

455 W

TOPCon

89Good match

Parameter	Original	Replacement	Deviation
Voc	35.5 V	35.7 V	0.6%
Vmpp	29.8 V	30 V	0.7%
Isc	16.03 A	16.1 A	0.4%
Impp	15.11 A	15.17 A	0.4%
TcVoc	-0.23 %/°C	-0.23 %/°C	±0.000 %/°C
TcPmax	-0.28 %/°C	-0.28 %/°C	±0.000 %/°C

Tongwei TWMNH-48HD445

445 W

TOPCon

89Good match

Parameter	Original	Replacement	Deviation
Voc	35.5 V	35.55 V	0.1%
Vmpp	29.8 V	29.93 V	0.4%
Isc	16.03 A	15.92 A	0.7%
Impp	15.11 A	14.87 A	1.6%
TcVoc	-0.23 %/°C	-0.24 %/°C	±0.010 %/°C
TcPmax	-0.28 %/°C	-0.28 %/°C	±0.000 %/°C

Jetion Solar JT450SNt(B)

450 W

TOPCon

84Good match

Parameter	Original	Replacement	Deviation
Voc	35.5 V	35.7 V	0.6%
Vmpp	29.8 V	29.89 V	0.3%
Isc	16.03 A	16.06 A	0.2%
Impp	15.11 A	15.06 A	0.3%
TcVoc	-0.23 %/°C	-0.24 %/°C	±0.010 %/°C
TcPmax	-0.28 %/°C	-0.29 %/°C	±0.010 %/°C

Horay Solar HS445TC-MHC-D

445 W

TOPCon

83Good match

Parameter	Original	Replacement	Deviation
Voc	35.5 V	35.87 V	1.0%
Vmpp	29.8 V	29.81 V	0.0%
Isc	16.03 A	15.77 A	1.6%
Impp	15.11 A	14.93 A	1.2%
TcVoc	-0.23 %/°C	-0.23 %/°C	±0.000 %/°C
TcPmax	-0.28 %/°C	-0.28 %/°C	±0.000 %/°C

Risen RSM96-11-450BNDG

450 W

TOPCon

81Good match

Parameter	Original	Replacement	Deviation
Voc	35.5 V	35.4 V	0.3%
Vmpp	29.8 V	29.9 V	0.3%
Isc	16.03 A	16.14 A	0.7%
Impp	15.11 A	15.06 A	0.3%
TcVoc	-0.23 %/°C	-0.25 %/°C	±0.020 %/°C
TcPmax	-0.28 %/°C	-0.29 %/°C	±0.010 %/°C

GCL-NT12R/48GDF 460

460 W

TOPCon

81Good match

Parameter	Original	Replacement	Deviation
Voc	35.5 V	35.51 V	0.0%
Vmpp	29.8 V	30.15 V	1.2%
Isc	16.03 A	16.06 A	0.2%
Impp	15.11 A	15.26 A	1.0%
TcVoc	-0.23 %/°C	-0.25 %/°C	±0.020 %/°C
TcPmax	-0.28 %/°C	-0.29 %/°C	±0.010 %/°C

Sunpro Power SPDG445-N96R12

445 W

TOPCon

80Good match

Parameter	Original	Replacement	Deviation
Voc	35.5 V	35.54 V	0.1%
Vmpp	29.8 V	29.69 V	0.4%
Isc	16.03 A	15.86 A	1.1%
Impp	15.11 A	14.99 A	0.8%
TcVoc	-0.23 %/°C	-0.25 %/°C	±0.020 %/°C
TcPmax	-0.28 %/°C	-0.3 %/°C	±0.020 %/°C

Seraphim SRP-445-BTE-BG

445 W

TOPCon

80Good match

Parameter	Original	Replacement	Deviation
Voc	35.5 V	35.58 V	0.2%
Vmpp	29.8 V	29.61 V	0.6%
Isc	16.03 A	15.85 A	1.1%
Impp	15.11 A	15.03 A	0.5%
TcVoc	-0.23 %/°C	-0.25 %/°C	±0.020 %/°C
TcPmax	-0.28 %/°C	-0.29 %/°C	±0.010 %/°C

Phono Solar PS445L8GF-16/QNH

445 W

TOPCon

80Good match

Parameter	Original	Replacement	Deviation
Voc	35.5 V	35.48 V	0.1%
Vmpp	29.8 V	29.87 V	0.2%
Isc	16.03 A	15.6 A	2.7%
Impp	15.11 A	14.9 A	1.4%
TcVoc	-0.23 %/°C	-0.25 %/°C	±0.020 %/°C
TcPmax	-0.28 %/°C	-0.29 %/°C	±0.010 %/°C

GCL-NT12R/48BGDF 455

455 W

TOPCon

79Acceptable

Parameter	Original	Replacement	Deviation
Voc	35.5 V	35.42 V	0.2%
Vmpp	29.8 V	30.14 V	1.1%
Isc	16.03 A	16 A	0.2%
Impp	15.11 A	15.1 A	0.1%
TcVoc	-0.23 %/°C	-0.25 %/°C	±0.020 %/°C
TcPmax	-0.28 %/°C	-0.29 %/°C	±0.010 %/°C

String Compatibility Calculator

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Panel Matcher

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How the Algorithm Works

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Original Panel Specs

Voc

35.5 V

Vmpp

29.8 V

Isc

16.03 A

Impp

15.11 A

TcVoc

-0.23 %/°C

TcPmax

-0.28 %/°C

Pmax

450 W

Cells

Bifaciality

80%

Length

1762 mm

Width

1134 mm

Thickness

30 mm

Weight

21 kg

The RECOM RCM-450-RDBNAA is a 450 W solar panel. Finding a compatible replacement requires matching the original electrical characteristics — particularly Voc, Vmpp, Isc, and temperature coefficients — to ensure safe operation within the same string.

Use the form above to find panels that match these specifications. Then verify the replacement in the String Compatibility Calculator with your inverter.

Other models in this series

Power	Voc	Isc
445 W	35.3 V	15.96 A
455 W	35.7 V	16.1 A
460 W	35.9 V	16.17 A
465 W	36.1 V	16.24 A
470 W	36.3 V	16.31 A

Frequently Asked Questions

What specs must match when replacing the RECOM RCM-450-RDBNAA?

The most critical specs to match are: cell count (must be exactly 96), Voc close to 35.5 V (within ±5%), and temperature coefficient TcVoc close to -0.23%/°C. If Voc differs significantly, the string voltage at extreme temperatures may shift outside the inverter's MPPT range. The replacement finder above pre-screens all candidates by these criteria.

Can I use a higher wattage replacement for the RECOM RCM-450-RDBNAA?

A higher wattage panel usually has a higher Vmpp or Isc, which can affect string voltage and current. Small increases (up to 10–15%) are typically safe if the other electrical specs align. The replacement finder shows a compatibility score — 'Exact match' means the specs align closely. Always verify the replacement in the String Compatibility Calculator with your inverter before installation.

What happens if the replacement panel has different voltage specs?

If the replacement has a significantly different Voc or Vmpp, the string voltage may shift outside the inverter's MPPT range, reducing energy production or causing faults. This effect is amplified at temperature extremes: at low temperatures, voltage rises by the TcVoc coefficient. The replacement finder automatically accounts for this — it scores candidates by how closely the electrical specs match the original RECOM RCM-450-RDBNAA.