LD154DR

T: +44 (0)1322 527 629

E: light@lightgraphix.co.uk

www.lightgraphix.co.uk

Page 2 of 8 | Data sheet issued: 18 June 2026

WHITE LED ENGINE SPECIFICATION

ENVIRONMENTAL

TM65

Available on request

TM66

2.5

Repair + Refurbish

This product is included in our Repair and Refurbish scheme. This offers customers the ability to send back products to

us for repair or refurbishment to extend their life without having to buy new fittings.

Engine

E3

N1

P1

Beam angles

9°, 11°, 22°, 29°, 42°, 56°, 10° x 39°

13°, 24°, 31°, 41°, 55°, 14° x 39°

20°, 27°, 31°, 42°, 55°, 19° x 41°

LED manufacturer

NICHIA

CREE

CREE

Colour temperature

2200K, 2700K, 3000K, 4000K, 5000K

2200K, 2700K, 3000K, 4000K, 5000K

2200K, 2700K, 3000K, 4000K, 5000K

Current [Rated Output]

350mA [5W]

500mA [7W]

700mA [10W]

350mA [7W]

500mA [10W]

700mA [14W]

350mA [14W]

500mA [20W]

Typical LED Circuit wattage

4.4W

6.4W

9.2W

6.4W

9.3W

13.3W

13.3W

19.6W

Delivered lumens (L100)*

389

516

684

457

626

853

903

1285

Delivered lm/Circuit W**

88

80

74

71

67

64

68

66

Typical LED Source wattage

4W

5.8W

8.3W

5.8W

8.4W

12.0W

12.0W

17.6W

Source LED lm

574

740

949

694

937

1264

1449

1983

Source lm/W

144

128

114

120

112

105

121

113

Forward voltage (V100)

11.3V

11.6V

11.8V

16.6V

16.8V

17.1V

34.3V

35.2V

CRI

85

90***

93

90

Colour consistency

2 SDCM

2 SDCM

3 SDCM

Peak intensity

15,096 cd

11,052 cd

10,624 cd

LOR

0.72

0.67

0.65

TM30

RF86 | RG98

RF91 | RF99

RF90 | RG97

UGR rating (‘downlight’ mounted)

4

5

5.8

5.3

6.3

7.3

6.8

7.9

BUG rating (‘uplight’ mounted)

B0-U3-G0

B0-U4-G0

B0-U4-G0

B0-U5-G0

B0-U5-G0

LED lifetime

L90B5 at 90,000hrs

Applications

These values are based on LD154DR-E3-700/830/ENB, LD154DR-N1-700/930/NB and LD154DR-P1-700/930/NB

*See lumen variance table to the right for N1 engine. E3 lumens apply across all colour temperatures

**LED wattage includes losses assocaited with using a 90% efficient driver

***90 CRI available in 2700K/3000K only. Approx. 10% lumen drop will occur compared to 85 CRI variants

MECHANICAL

350mA

500mA

700mA

Ambient temperature

55°C

E3

Soil/Sleeve

-20°C to 55°C

-20°C to 55°C

-20°C to 40°C

Concrete

-20°C to 55°C

-20°C to 55°C

-20°C to 50°C

N1

Soil/Sleeve

-20°C to 55°C

-20°C to 50°C

-20°C to 25°C

Concrete

-20°C to 55°C

-20°C to 55°C

-20°C to 50°C

P1

Soil/Sleeve

-20°C to 25°C

N/A

-

Concrete

-20°C to 45°C

-20°C to 25°C

-

Glass

8mm thick, low iron glass

Materials

Black hard anodised aluminium body, 316 Stainless Steel bezel

Weight of product

0.68kg

IP rating

IP67

IK rating

IK08

Wiring

In-series constant current wiring (pre-wired with 2 core cable at a length of 250mm)

Lumen variance by CCT

2200K

-7%

2700K

+/- 0%

4000K

+7%

5000K

+16%