TEC1-12703：
External dimensions: 40 * 40 * 4.0mm ± 0.1 element pairs
Wire specification: lead length 310mm ± 5mm RV standard wire single end 5mm tin plated
Internal resistance value: 4.0~4.3 Ω (ambient temperature 23 ± 1 ℃, 1kHz Ac test)
Large temperature difference: △ Tmax (Qc=0) above 60 ℃.
Working current: Imax=12 (when starting at rated voltage)
Rated voltage: DC12V (Vmax: 15.5V)
Cooling power: Qcmax 27W
Assembly pressure: 85N/cm2
Working environment: Temperature range -55 ℃~83 ℃ (excessive environmental temperature drop directly affects refrigeration efficiency)
Packaging process: standard 704 silicone rubber sealing around
Packaging standard: foam box, storage condition, ambient temperature - 10 ℃~40 ℃
Storage conditions: -40~60 ℃
TEC1-12704：
Chip model: TEC1-127
External dimensions: 40 * 40 * 4.2mm, number of component pairs 127
Wire specification: lead length 100 ± 5mm RV standard wire with single end 5mm tin plated
Internal resistance value: 3.0~3.3 Ω (ambient temperature 23 ± 1 ℃, 1kHz Ac test)
Large temperature difference: △ Tmax (Qc=0) above 60 ℃.
Working current: Imax=12 (when starting at rated voltage)
Rated voltage: DC12V (Vmax: 15.5V)
Cooling power: Qcmax 36W
Assembly pressure: 85N/cm2
Working environment: Temperature range -55 ℃~83 ℃ (excessive ambient temperature will directly affect refrigeration efficiency)
Packaging process: standard 704 silicone rubber sealing around
Packaging standard: foam box, storage condition, ambient temperature - 10 ℃~40 ℃
Storage conditions: -40~60 ℃
TEC1-12705：
Chip model: TEC1-12705
External dimensions: 40 * 40 * 3.8mm, number of component pairs 127
Wire specification: lead length 100 ± 5mm RV standard wire with single end 5mm tin plated
Internal resistance value: 2.4~2.7 Ω (ambient temperature 23 ± 1 ℃, 1kHz Ac test)
Large temperature difference: △ Tmax (Qc=0) above 61 ℃.
Working current: Imax=5 (when starting at rated voltage)
Rated voltage: DC12V (Vmax: 15.5V)
Cooling power: Qcmax 45W
Assembly pressure: 85N/cm2
Working environment: Temperature range -55 ℃~83 ℃ (excessive ambient temperature will directly affect refrigeration efficiency)
Packaging process: standard 704 silicone rubber sealing around
Packaging standard: foam box, storage condition, ambient temperature - 10 ℃~40 ℃
Storage conditions: -40~60 ℃
TEC1-12706：
Chip model: TEC1-12706
External dimensions: 40 * 40 * 3.75mm
Internal resistance value: 2.1~2.4 Ω (ambient temperature 23 ± 1 ℃, 1kHz Ac test)
Large temperature difference: △ Tmax (Qc=0) above 59 ℃.
Working current: Imax=4.3-4.6A (at rated 12V)
Rated voltage: 12V (Vmax: 15V starting current 5.8A)
Cooling power: Qcmax 60-72W
Working environment: Temperature range -55 ℃~83 ℃ (excessive environmental temperature drop directly affects refrigeration efficiency)
TEC1-12708：
Chip model: TEC1-12708
External dimensions: 40 * 40 * 3.5mm, number of component pairs 127
Wire specification: Lead length 300 ± 8mm RV standard wire with single end 5mm tin plated
Internal resistance value: 1.5~1.7 Ω (ambient temperature 23 ± 1 ℃, 1kHz Ac test)
Large temperature difference: △ Tmax (Qc=0) above 60 ℃.
Working current: Imax=8A (when starting at rated voltage)
Rated voltage: DC12V (Vmax: 15.5V)
Cooling power: Qcmax 77W
Assembly pressure: 85N/cm2
Working environment: Temperature range -55 ℃~83 ℃ (excessive ambient temperature will directly affect refrigeration efficiency)
Packaging process: standard 704 silicone rubber sealing around
Packaging standard: foam box, storage condition, ambient temperature - 10 ℃~40 ℃
Storage conditions: -40~60 ℃