Leviton Porcelain Lamp Holder

HID lamps are often inserted in porcelain lamp socket which offer electrical connections to the lamp and help it inside the flood light fixtures,the usage of porcelain lamp holder allows lights to become safely and conveniently replaced (re-lamp)in the end of life, or to transform power, color, lighting technology and so on, there are plenty of different standards for these lamp holder, created by many standards bodies, some miniature lights have wire leads suitable for direct connection to wires, some reflector equipment and lighting have screw terminals for wire connections.

E27 lamp holder with silicone wires 15CM

Generally speaking,the incandescent lamp and metal halide bulb are direct heat radiation lamps, a 220 volt incandescent lamps common maximum power of 300 watts, metal halide lamp can up to 2000 watts, the light bulb is at very high temperatures! So the lamp holders must high temperature resistant !

e27 porcelain lamp holder

Porcelain lamp holder E27,E14, E12, E26 are very popular in our daily life,“E” at the beginning is usually: screw socket, GU10 Gu at the beginning for our daily use of the bayonet. GU:G said lamp type is a plug-in, u said lamp presents a U shape, the numbers behind said lamp foot hole center distance (mm, mm).

Porcelain E40 lamp holder can resist high tempratures, it’s cheap price and long life span, so bulb holder is very popular for industrial lighting, E.g: Warehouse, Factory,Square, Buildings, Hospitals, Gym,Factories, Gas Station,Road
Porcelain light socket is available for E40 Edison screw bulbs.the metal halide bulbs power can reach to 1500 watts, if use plastic or bakelite lamp holder, the bulb holder will burn out in five minutes, only porcelain lamp socket bear the temprature, generally higher than 2800 degress.

E27 Porcelain lamp holders

But commonly used bakelite lamp holder in the bulbs power more than 150 Watt, it’s often burned out! the ceramic lamp holder is not easy to transport, it’s fragile easy to break, it’s heavy, the cost of transportation is high. Bakelite lamp holder is not environmentally friendly, Unrecyclable. High temperature resistant 180-250 and expensive cost, High temperature porcelain lamp holder, ceramic lamp holder temperature higher than 3000 degrees, bakelite lamp holder temperature of 180 degrees, 10 minutes to burn out. So need to choose a porcelain lamp holder.

More  relative products:  Porcelain lamp holder E26 F322,

lamp holder E40 F539B-1

Porcelain lamp socket types

Lamp holder E27, E14, E12, E26 are very popular in our daily life, “E” at the beginning is usually: screw socket, GU10 Gu at the beginning for our daily use of the bayonet. GU:G said lamp type is a plug-in,  you said lamp presents a U shape, the numbers behind said lamp foot hole center distance (mm, mm).

Porcelain lamp holder is constructed of ceramic, screw shell, contact .
Body material Porcelain  ceramic
Screw shell Nickel-plated copper 0.5mm thickness, Aluminum plated copper,
Contact  Nickel-plated copper 0.8mm thickness, Stain steel, Iron plated copper.
Available cord 0.75mm2, 0.5mm2.

E27 lamp holder construction

How to choose the right porcelain lamp socket, the tips as following:
A) surface treatment effect, color and sample plan according to the sampling plan
B) rated voltage, rated current, standard number, certification mark,
C) lamp model, voltage, current, certification marks a clear, complete screw cap mouth ring surface should clean and bright, should not wrinkle,
D) wires with smooth surface, no scratches, through parts no sharp edges, burrs, uniform insulation thickness, the thread processing reference samples (immersion tin, riveting terminal).
E) the wire is fixed and the screw is not dropped. Lamp shrapnel and hardware requirements without loosening, tilt, and lamp good contact,
F) no rust surface, no cracks in thick material specifications to meet the requirements, the damage.

E27 F519 lamp holder

E27 socket, E39 lamp holder is refers to the ordinary screw lamp cap size, usually E27 socket is use incandescent lamp, E40 is bigger than e27 lamp holder, more use for the metal halide lamp and high pressure sodium bulbs.

MR16 lamp holder: “MR” means Multi-face reflect, many sided reflection (cup), “16” means bulb caliber (the unit is 1 / 8 inch),the caliber of MR16 socket:16×1/8=2 inch≈50mm, “MR” is the push-in lamp holder,two pins, usually use for the halogen lamps and led lamps,it’s very convenient to install.

light bulb socket sizes

GU10 lamp holder:  “GU” is the bayonet type. GU: “G” means lamp holder type is a plug-in, “U” means lamp is U shape, the “10” shows the center distance of lamp foot holes (mm). The good quality GU10 lamp holders with 15cm silicon wire,
Rated voltage & Amp at:    2A, 250V,
Contact : Nickel-plated copper,
Cable choose: silica, braided, teflon, high temperature resistant,
Available wire: 0.5 / 0.75 / 1mm2,
Body material: Ceramic body, metal fitting,
Cetificate: UL,TUV,CE,RoHS.

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