APEM - LED Indicator Light for every solution!
LED indicators are here to stay.
They produce brighter light but consume much less power than other lighting components. With LED technic one can find more color options and achieve a better efficiency while LED produces a lot less heat when turned on vs. traditional lamp and bulb techniques. With LED technic you can achieve a spectacular visual feedback for operation of your product. With LED indicators you gain significant lifetime compared to other lighting-/indicator techniques.
In this article we show you a part of APEM's very wide selection of LED indicators and name their most important features.
Professional grade panel mount LED indicators
Q series bright panel mount LEDs. Many of this series have different color options and bezels. Viewable angle varies depending on what sort of bezel style the product have. All Q series LEDs have 100 000 hour life expectancy.


Q6 series
With 3 mm colored diffused epoxy lens or 3 mm water clear lens. Super bright LED.
- Bezel finish: bright chrome, black or satin gray
- Bezel: Prominent, recessed and flush
- Voltage: 2 - 28 VDC
- Terminals: 2.0 x 0.5 solder lugs/fastons, pins or 200 mm wires
- IP67 sealing option (EN60529)
- Life expectancy: 100 000 hours
- Viewable angle: 30-100° (depending on bezels)

Q8 series
With 5mm colored diffused epoxy lens or 5mm super bright LEDs.
- Bezel finish: bright chrome, black or satin gray
- Prominent, recessed and flush bezels
- Voltage: 2 VDC - 220 VAC
- Terminals: 2.8 x 0.8 solder lugs/fastons, pins or 200 mm wires
- IP67 sealing option (EN60529)
- Life expectancy: 100 000 hours
- Viewable angle: 30-100° (depending on bezels)

Q8 high contrast (new product)
High contrast LED indicator which is designed for applications where absolute precision is needed. Easily notable ON/OFF mode gives its user a relieved feeling when working with safety critical applications.
With 5 mm white diffused epoxy lens.
- Bezel finish: natural or black anodized aluminum
- Prominent and flush bezels
- Voltage: 02 (no resistor) - 28 VAC/DC
- Terminal: 200 mm wires
- IP67 sealing (EN60529)
- Life expectancy: 100 000 hours
- Viewable angle: 30-100°

Q8 low power (new product)
Low power indicators increase battery life by using about 90% less power while keeping light on the same effective level.
With 5 mm white diffused epoxy lens.
- Bezel finish: natural or black anodized aluminum
- Prominent and flush bezels
- Voltage: 03VDC - 28 VAC/DC
- Terminal: 200 mm wires
- IP67 sealing (EN60529)
- Life expectancy: 100 000 hours
- Viewable angle: 30-100°

Q10 series
With 5 mm colorful diffused epoxy lens or 5 mm water clear lens and super bright LEDs. Solid, blinking or RGB light.
- Bezel finish: stainless steel 316L or anodized finish
- Shaped flush bezels
- Voltage: 2 VDC - 28 VAC/DC
- Terminal: 200 mm wires
- IP67 sealing option (EN60529)
- Life expectancy: 100 000 hours
- Viewable angle: 60°

Q12 series
With 8 mm colorful diffused epoxy lens or 8 mm water clear lens and super bright LEDs.
- Bezel finish: bright chrome, black chrome or satin gray
- Prominent, recessed and flush bezels
- Voltage: 2 VDC - 220 VAC
- Terminals: 2.8 x 0.8 solder lugs/faston, pins tai 200 mm wires
- IP67 sealing option (EN60529)
- Life expectancy: 100 000 hours
- Viewable angle: 30 - 100°

Q12-7 series
With 12.7mm (0.5") half inch 8 mm colorful diffused epoxy lens or 8 mm water clear lens and super bright LEDs.
- 12.7mm (0.5) half inch panel cut
- Bezel finish: bright chrome, black chrome or satin gray
- Prominent, recessed ja flush bezels
- voltage: 2 VDC - 220 VAC
- Terminals: 2.8 x 0.8 solder lugs/faston, pins tai 200 mm wires
- IP67 sealing option (EN60529)
- Life expectancy: 100 000 hours
- Viewable angle: 30 - 100° (depending on a model)

Q14 series
With 10 mm colorful diffused epoxy lens or 10 mm water clear lens and super bright LEDs, with solid, blinking or RGB light.
- Bezel finish: bright chrome, black chrome or satin gray
- Prominent, recessed and flush bezels
- Voltage: 2 VDC - 220 VAC
- Terminals: 2.8 x 0.8 solder lugs/faston, pins tai 200 mm wires
- IP67 sealing option (EN60529)
- Life expectancy: 100 000 hours
- Viewable angle: 30 - 100°

Q16 series
With 10 mm colorful diffused epoxy lens or 10 mm water clear lens and super bright LEDs. Solid, blinking or RGB light.
- Bezel finish: bright chrome, black chrome or satin gray
- Prominent, recessed and flush bezels
- Voltage: 2 VDC - 220 VAC
- Terminal: 2.8 x 0.8 solder lugs/faston, pins tai 200 mm wires
- IP67 sealing option (EN60529)
- Life expectancy: 100 000 hours
- Viewable angle: 30 - 100°
- Option to mount on the same level as the panel. Shown only when it is lit.

Q19 series
With 10 mm colorful diffused epoxy lens or 10 mm water clear lens and super bright LEDs. Solid, blinking or RGB light.
- Bezel finish: bright chrome, black chrome or satin gray
- Prominent, recessed, flush and extra prominent bezels
- Voltage: 2 VDC - 220 VAC
- Terminals: 2.8 x 0.8 solder lugs/faston, pins tai 200 mm wires
- IP67 sealing option (EN60529)
- Life expectancy: 100 000 hours
- Viewable angle: 30 - 100°

Q22 series
With 18 mm colorful diffused epoxy lens and super bright LEDs. Solid, blinking or RGB light.
- Bezel finish: bright chrome, satin gray, black or gold, stainless steel and aluminum
- Prominent, recessed, flush ja chamfer bezels
- Voltage: 5.5 VDC - 220 VAC
- Terminals: 2.8 x 0.8 solder lugs/faston, pins tai 200 mm wires
- IP67 sealing option (EN60529)
- Life expectancy: 100 000 hours
- Viewable angle: 30 - 100°

Q25 series
18.2 mm colorful Fresnel lens.
- Bezel finish: stainless steel 316L
- Flush chamfered bezel
- Voltage: 12 - 24V AC/DC
- 200 mm wires, 20 AWG
- IP67 and IP69K sealing
- Life expectancy: 100 000 hours
- Viewable angle: 60°

Q30 series
23.2 mm colorful Fresnel lens.
- Bezel finish: stainless steel 316L
- Flush chamfered bezel
- Voltage: 12 - 24V AC/DC
- 200 mm wires, 20 AWG
- IP67 ja IP69K sealing
- Life expectancy: 100 000 hours
- Viewable angle: 60°
See an example of Q25 and Q30 series LED indicators on a video below.
See a video of Q series below.
Night Vision (NVG) compatible LED indicators

QRM-NV series
8 mm diameter rear mounted and epoxy sealed LED indicators are designed for night vision applications. Available also with bi-color or tri-color LEDs.
- NVG compatible filters
- NVIS MIL Std 3009 standard
- Rear mounted and epoxy sealed
- Black finish
- Termination: 24AWG to UL1213
- Classification: IP67 EN60529
- Life expectancy: 100 000 hours
- Viewing angle: 60°
Rear mount LED indicators

QRM6 series
With 3 mm colorful diffused epoxy lens or 3 mm water clear lens and super bright LEDs.
- Bezel finish: black or anodized aluminum
- Rear mount bezel
- Voltage: 5 VDC - 28 VDC
- Terminals: 2.0 x 0.5 solder lugs/fastons, pins or 200 mm wires
- IP67 sealing option (EN60529)
- Life expectancy: 100 000 hours
- Viewable angle: 60°

QRM8 series
Ø8 mm diameter indicators are rear mounted and sealed with epoxy. They're designed for panel mounting. Available in bi-colored or tri-colored LEDs.
- Bezel finish: black or anodized aluminum
- Rear mount and epoxy sealed
- IP67 sealing (EN60529)
- Terminal: 24AWG (UL1061)
- Life expectancy: 100 000 hours
- Viewable angle: 60°

QRM14 series
Ø14 mm diameter indicators are rear mounted and sealed with epoxy. Designed for panel mounting. Available in bi-colored or tri-colored LEDs.
- Bezel finish: black or anodized aluminum
- Rear mount and sealed with epoxy
- IP67 sealing (EN60529)
- Terminal: 22AWG (UL1061)
- Life expectancy: 100 000 hours
- Viewable angle: 60°

Snap-in plastic LED indicators

QS series
Snap-in LED indicators for panel mount with colorful diffused lens. They're normally used to replace filament and neon indicators.
- Diameters Ø6 mm, 8 mm, 10 mm and 12 mm
- Front panel mounting does not require additional devices
- Colorful diffused flat lenses
- Available colors: red, green, yellow, blue, orange, white (bright)
- Voltage range: 2 VDC - 220 VAC
- Terminals: solder lug/faston, 6 mm (2,0 x 0,5 mm), 8 mm, 10 mm, 12 mm (2,8 x 0,8 mm) or wires (standard length is 200 mm)
- Standard intensity diffused LEDs or high brightness daylight LEDs
- Bi-color LED-optio
- UL496 recognized component
- Life expectancy: 100 000 hours
- Viewable angle: 30-100° (depending on a model)
LED illuminated halo for panel mount

QH series
LED illuminated halo, which is designed to be integrated with Ø16, Ø19, Ø22 ja Ø30 panel cutout switches, indicators and APEM's emergency stop switches.
- Anti rotation pin as standard
- Zero behind panel depth
- Terminal: 200 mm 26 AWG UL1061 wires
- Panel with IP67 sealing
- Ø22 mm over sized version to be integrated with APEM emergency stop switches
- Ø30 mm version with protective bezel
- Available in single and RGB colors, full LED halo illumination.
- Life expectancy: 50 000 hours
- Viewable angle: 120°
See a video below about QH series.

Based LED indicators for bulb replacement

BA9 series
Based LED lamps like BA9 series have many features and benefits over filament lamps.
- Available in 5 different LED colors: red, green, yellow, blue and white
- At a standard 24V, 28V, 48V, 130VAC, 230VAC
- Long lifetime (typically 100,000 hours)
- Low power consumption
- Low heat generation
- Shock and vibration resistance
- Reliable: ideal for critical application where the presence of indication is important or where lamp replacement is difficult or expensive

MG series
Based LED lamps like the T1 ¾ Midget Groove Single-Chip replacement LED indicators have many features and benefits over filament lamps.
- Available in 5 different LED colors: red, green, yellow, blue and white
- At a standard 12VDC, 24VDC, 28VDC
- At current of 14mA ranging in various luminosities ranging from 490 to 2070 mcd
- Long lifetime (typically 100,000 hours)
- Low power consumption
- Low heat generation
- Shock and vibration resistance
- Reliable: ideal for critical application where the presence of indication is important or where lamp replacement is difficult or expensive

MF series
Based LED lamps like the T1 ¾ Midget Groove Single-Chip replacement LED indicators have many benefits and features over filament lamps.
- Available in 5 different LED colors: red, green, yellow, blue and white
- At a standard 12VDC, 24VDC, 28VDC
- At a current of 14mA at various luminosities ranging from 490 to 2070 mcd
- Long lifetime (typically 100,000 hours)
- Low power consumption
- Low heat generation
- Shock and vibration resistance
- Reliable: ideal for critical application where the presence of indication is important or where lamp replacement is difficult or expensive

E10-sarja
Based LED lamps like the E10 Single-Chip LED indicators have many benefits and features over filament lamps.
- Available in 5 different LED colors: red, green, yellow, blue and white
- Standardilla 6VDC, 12VDC, 24VDC, 28VDC, 48VDC, 130VAC, 230VAC
- At current of 8,9 and 17mA at various luminosities ranging from 105 to 2070 mcd
- Note. 130V and 230V version available only in AC
- Long lifetime (typically 100,000 hours)
- Low power consumption
- Low heat generation
- Shock in vibration resistance
- Reliable: ideal for critical application where the presence of indication is important or where lamp replacement is difficult or expensive


