NNC68A
CLION
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The NNC68A miniature intermediate power relay is a compact and high-efficiency electromagnetic relay independently developed by CLION. It adopts a single-coil design and integrates the characteristics of small size, high power and low power consumption. It is a core control component for connecting low-power control circuits and high-power load circuits. It is widely used in various general-purpose electrical control scenarios.
The relay operates based on the electromagnetic induction principle. When the current passes through the single coil, a magnetic field is generated to attract the armature. This further drives the contacts to close and connect the load circuit. When the coil power is cut off, the magnetic field disappears. The armature resets and the contacts disconnect. The whole process is fast and stable. The single-coil design simplifies the wiring structure and reduces the difficulty of circuit integration.
Dimension | 27.3mm×21mm×35mm | |
Contact Feature
| Form | 1Z(SPDT);1H(SPST-NO);1D(SPST-NC) |
Rated load | 15A | |
Max switching voltage | 240VAC/28VDC | |
Contact resistance | ≤100mΩ | |
Material | Ag Alloy(AgSnO2) | |
Electrical life | ≥1×105 | |
Mechanical life | ≥1×107 | |
Operate voltage (23℃) | DC:≤75%×Rated voltage, AC:≤80%×Rated voltage | |
Release voltage (23℃) | DC:≥10%×Rated voltage, AC:≥30%×Rated voltage | |
Maximum voltage (23℃) | 110%×Rated voltage | |
Coil voltage | DC6-220V, AC6-380V (Customize allowed) | |
Coil power | DC: 0.9W, AC: 1.2VA | |
Pick-up time | ≤15ms | |
Release time | ≤10ms | |
Dielectric strength
| Between open contacts of same pole | 1000VAC for 1min |
Between contacts of different pole | 1000VAC for 1min | |
Between contacts and coil | 1500VAC for 1min/4500VAC for 1min | |
Insulation resistance | ≥100mΩ(500VDC) | |
Ambient temperature | -40°C ~ 85°C | |
Ambient humidity | 45%-75%RH | |
Atmospheric pressure | 86-106KPa | |
Shock resistance | 10G (sinusoidal half-wave pulse: 11ms) | |
Vibration resistance | 10-55Hz (double amplitude: 1.5mm) | |
Installation | PCB or Socket with DIN Rail | |
Weight | Approx. 35g/PCS | |
Packing | Carton with paper box inside | 600PCS/Carton,G.W.: 22KG, N.W. 21KG,Dimension(mm):330×310×345 |

The NNC68A relay can be used for the on/off control of air conditioners, ventilation fans and other equipment in HVAC systems. Its compact size is suitable for installation in the control box of household and commercial HVAC equipment. It achieves intelligent temperature regulation.
In small and medium-sized industrial machinery, the relay can control the start and stop of motors, solenoid valves and other components. Its 15A high switching capacity can meet the load requirements of most machinery and ensure stable operation of the equipment.
It is applicable to the control circuit of household appliances such as washing machines, refrigerators and microwave ovens. The low power consumption characteristic of the relay helps to reduce the overall energy consumption of the equipment and conforms to the energy-saving design concept.
With the size of 27.3mm×21mm×35mm, the relay can be installed in narrow spaces such as PCB boards and small control boxes. It solves the problem of space limitation in equipment design.
The 15A rated load can handle most medium-power equipment control needs. The coil power is as low as 0.9W (DC) and 1.2VA (AC). It reduces the energy consumption of the control system and saves operating costs.
The contact material is AgSnO2 silver alloy. It has excellent electrical conductivity and wear resistance. The electrical life is more than 100,000 times and the mechanical life is more than 10 million times. It reduces the frequency of maintenance and replacement.
PCB Mounting: Solder the relay pins directly to the PCB board according to the pin definition diagram. Ensure that the soldering temperature is controlled at 260℃±5℃ and the soldering time does not exceed 3 seconds to avoid pin damage.
DIN-rail Socket Mounting: Insert the relay into the matching PTF08A socket and then fix the socket on the DIN rail. This method is convenient for later disassembly and maintenance.
The coil voltage must match the actual control voltage. Customized coil voltage can be requested if necessary.
Avoid long-term operation in the environment with humidity exceeding 75%RH to prevent contact oxidation.
Do not apply voltage exceeding the maximum switching voltage to the contacts to avoid insulation breakdown.
1Z (SPDT) refers to a single-pole double-throw contact. It has one common terminal, one normally open terminal and one normally closed terminal. It can realize the switching control of two different circuits.
Yes. The relay can operate stably in the temperature range of -40℃ to 85℃. It is suitable for outdoor equipment and low-temperature industrial environments.
The NNC68A relay is an electromagnetic relay with moving parts. It has strong anti-overload capacity and is suitable for general-purpose AC and DC load control. Solid state relays have no moving parts and fast switching speed, but their anti-overload capacity is relatively weak.
Are you in need of a compact, high-power general-purpose relay for electrical control equipment? The NNC68A miniature intermediate power relay has the advantages of simple wiring, long service life and wide application range. It can perfectly match your product design needs. Click "Inquire" to learn about customized coil voltage services, or "Add to Basket" to purchase directly. Don't miss this cost-effective control component!

The NNC68A miniature intermediate power relay is a compact and high-efficiency electromagnetic relay independently developed by CLION. It adopts a single-coil design and integrates the characteristics of small size, high power and low power consumption. It is a core control component for connecting low-power control circuits and high-power load circuits. It is widely used in various general-purpose electrical control scenarios.
The relay operates based on the electromagnetic induction principle. When the current passes through the single coil, a magnetic field is generated to attract the armature. This further drives the contacts to close and connect the load circuit. When the coil power is cut off, the magnetic field disappears. The armature resets and the contacts disconnect. The whole process is fast and stable. The single-coil design simplifies the wiring structure and reduces the difficulty of circuit integration.
Dimension | 27.3mm×21mm×35mm | |
Contact Feature
| Form | 1Z(SPDT);1H(SPST-NO);1D(SPST-NC) |
Rated load | 15A | |
Max switching voltage | 240VAC/28VDC | |
Contact resistance | ≤100mΩ | |
Material | Ag Alloy(AgSnO2) | |
Electrical life | ≥1×105 | |
Mechanical life | ≥1×107 | |
Operate voltage (23℃) | DC:≤75%×Rated voltage, AC:≤80%×Rated voltage | |
Release voltage (23℃) | DC:≥10%×Rated voltage, AC:≥30%×Rated voltage | |
Maximum voltage (23℃) | 110%×Rated voltage | |
Coil voltage | DC6-220V, AC6-380V (Customize allowed) | |
Coil power | DC: 0.9W, AC: 1.2VA | |
Pick-up time | ≤15ms | |
Release time | ≤10ms | |
Dielectric strength
| Between open contacts of same pole | 1000VAC for 1min |
Between contacts of different pole | 1000VAC for 1min | |
Between contacts and coil | 1500VAC for 1min/4500VAC for 1min | |
Insulation resistance | ≥100mΩ(500VDC) | |
Ambient temperature | -40°C ~ 85°C | |
Ambient humidity | 45%-75%RH | |
Atmospheric pressure | 86-106KPa | |
Shock resistance | 10G (sinusoidal half-wave pulse: 11ms) | |
Vibration resistance | 10-55Hz (double amplitude: 1.5mm) | |
Installation | PCB or Socket with DIN Rail | |
Weight | Approx. 35g/PCS | |
Packing | Carton with paper box inside | 600PCS/Carton,G.W.: 22KG, N.W. 21KG,Dimension(mm):330×310×345 |

The NNC68A relay can be used for the on/off control of air conditioners, ventilation fans and other equipment in HVAC systems. Its compact size is suitable for installation in the control box of household and commercial HVAC equipment. It achieves intelligent temperature regulation.
In small and medium-sized industrial machinery, the relay can control the start and stop of motors, solenoid valves and other components. Its 15A high switching capacity can meet the load requirements of most machinery and ensure stable operation of the equipment.
It is applicable to the control circuit of household appliances such as washing machines, refrigerators and microwave ovens. The low power consumption characteristic of the relay helps to reduce the overall energy consumption of the equipment and conforms to the energy-saving design concept.
With the size of 27.3mm×21mm×35mm, the relay can be installed in narrow spaces such as PCB boards and small control boxes. It solves the problem of space limitation in equipment design.
The 15A rated load can handle most medium-power equipment control needs. The coil power is as low as 0.9W (DC) and 1.2VA (AC). It reduces the energy consumption of the control system and saves operating costs.
The contact material is AgSnO2 silver alloy. It has excellent electrical conductivity and wear resistance. The electrical life is more than 100,000 times and the mechanical life is more than 10 million times. It reduces the frequency of maintenance and replacement.
PCB Mounting: Solder the relay pins directly to the PCB board according to the pin definition diagram. Ensure that the soldering temperature is controlled at 260℃±5℃ and the soldering time does not exceed 3 seconds to avoid pin damage.
DIN-rail Socket Mounting: Insert the relay into the matching PTF08A socket and then fix the socket on the DIN rail. This method is convenient for later disassembly and maintenance.
The coil voltage must match the actual control voltage. Customized coil voltage can be requested if necessary.
Avoid long-term operation in the environment with humidity exceeding 75%RH to prevent contact oxidation.
Do not apply voltage exceeding the maximum switching voltage to the contacts to avoid insulation breakdown.
1Z (SPDT) refers to a single-pole double-throw contact. It has one common terminal, one normally open terminal and one normally closed terminal. It can realize the switching control of two different circuits.
Yes. The relay can operate stably in the temperature range of -40℃ to 85℃. It is suitable for outdoor equipment and low-temperature industrial environments.
The NNC68A relay is an electromagnetic relay with moving parts. It has strong anti-overload capacity and is suitable for general-purpose AC and DC load control. Solid state relays have no moving parts and fast switching speed, but their anti-overload capacity is relatively weak.
Are you in need of a compact, high-power general-purpose relay for electrical control equipment? The NNC68A miniature intermediate power relay has the advantages of simple wiring, long service life and wide application range. It can perfectly match your product design needs. Click "Inquire" to learn about customized coil voltage services, or "Add to Basket" to purchase directly. Don't miss this cost-effective control component!
