About Dark to Light - Lighting Controls
Dark to Light (DTL)™ is the leader in high quality, cost-effective electronic
outdoor photocontrols for electric utilities. DTL™ was founded in 1986 as a
development company. Since 1990, DTL™ has shipped over seven million electronic
photocontrols in North America, Central America, Australia, and Asia. More
utilities use DTL™ electronic controls than those of any other electronic
DTL™ controls are used in over 700 utility installations, ranging in size
from under 500 to over 300,000 photocontrols.
DTL's patented photocontrol design meets and/or exceeds all existing or
proposed ANSI photocontrol standards. DTL™ photocontrols are exceptionally
reliable and reduce utility maintenance costs. In addition, they are energy
efficient. DTL™ is a Manufacturing Ally in the U.S. EPA Green Lights Program,
which promotes energy-efficient lighting to reduce energy usage. We can provide
you with an analysis to estimate your streetlight energy savings and emission
reductions. All DTL™ controls satisfy the relevant certifications and/or
specifications, including ANSI C136 and UL773.
Advanced flexible manufacturing allows DTL™ to respond quickly to individual
utility needs, including special requirements. DTL™ manufactures a wide range of
electronic photocontrols including:
- Twist-locks to button-type (wire-in) controls
- 120 to 480 volts (including 347 and multi-voltage controls)
- "Intelligent" controls - Part-night and anti-cycling
- UL and non-UL listed controls.
DTL™ photocontrols are manufactured in Pembroke, Massachusetts.
ENGINEERING & TECHNICAL SUPPORT:
DTL™ Engineering has led the industry in new product development for 10
years. DTL™ offers customers the benefits of this engineering expertise.
Engineers are available to support 1) customers' inquiries about standard
products and specifications; and 2) to assist customers with custom
DTL™ also maintains a large database of utility operating cost data and
product performance data. This information is available to assist customers in
understanding DTL™ product capabilities. In addition, the database allows
utilities to quantify operating cost factors.