Philips 423707 MHC70/U/MP/3K Elite

The Philips MasterColor Elite 423707 Lamp is a commercial-grade, high-CRI ceramic discharge metal halide (CDM) ED17 bulb engineered for luxury retail jewelry showcases, high-end fashion boutiques, museum exhibit paths, art gallery tracks, and upscale hospitality downlights. Delivering 6,200 initial lumens of crisp, vibrant 3000K warm white illumination, this premium 70-watt bulb utilizes advanced pulse-start technology to achieve an elite color rendering index of 92 CRI. Outfitted with a standard E26 medium screw base and a specialized protected outer glass structure, it provides an extended 20,000-hour rated average service life and carries a dual ANSI C143/O and C98/O open or enclosed fixture rating for maximum installation versatility.

ADL Supply Expert Application & Replacement Guide

The Philips MasterColor Elite 423707 capsule is a premium commercial baseline specified universally by real estate lighting engineers, interior venue designers, and facility procurement groups executing high-end architectural accents. Featuring an advanced ceramic discharge tube core, this lamp provides unparalleled structural color stability throughout its lifecycle, suppressing the rapid yellow-green color shift or drastic lumen fading common in legacy quartz metal halide bulbs.

Critical Pulse-Start High-Voltage Igniter Rules and Base Controls: Field electricians executing routine facility maintenance sweeps must evaluate underlying electrical gear configurations closely prior to completing their order: this ceramic module strictly requires a 70W pulse-start electronic or magnetic ballast circuit to function. Traditional probe-start metal halide ballasts lack the starting circuitry needed to fire the internal gas columns, prompting immediate non-ignition, severe electrode breakdown, or total circuit board failure.

To initiate the gas arc, the matching ballast must inject a quick 3.0 kV to 4.0 kV (3,000V to 4,000V) high-voltage pulse strike down the load lines. Ensure your standard E26 medium sockets are clean and tightly seated to prevent structural vibrations from sparking localized micro-arcing across the brass threading. Following any sudden utility interruptions, a mandatory 7–15 minute hot restrike cool-down interval must be strictly observed before the gas can re-ionize.

Detailed Product Specifications

• Brand Name: Philips Lighting (Signify Corporate Division / MasterColor Elite® Product Line)
• Product Series Line: Protected Ceramic Discharge Metal Halide (CDM) ED17 Series
• Philips Factory Product Order Code SKU: 423707
• Manufacturer Description Nomenclature Model: CDM70/TM/930/O
• UPC Barcode Number (GTIN-12): 046677423704
• EAN-13 Logistical Identification Number: 0046677423704
• Core Technology Class: High-Intensity Discharge (HID) — Ceramic Metal Halide Gaseous Arc Tube
• Primary Control Requirement: 70W Pulse-Start Electronic or Magnetic HID Ballast (ANSI C143 or C98 Class)
• Required Cold Ignition Pulse Threshold: 3.0 Kilovolts Minimum to 4.0 Kilovolts Maximum (3000V–4000V Pulse)
• Operational Lamp Power Draw: 70 Watts
• Nominal Arc Operating Voltage: 90V AC (Post-ignition stabilization voltage across internal columns)
• Continuous Operating Amperage Draw: 0.80 Amperes continuous system line current load
• Initial Luminous Brightness: 6,200 Lumens (Post standard 100-hour laboratory seasoning burn)
• Luminous Efficacy Ratio: 88.5 Lumens per Watt (LPW)
• Color Temperature Configuration: 3000K Warm White (930 Elite Tri-Phosphor Formulation)
• Color Rendering Index (CRI): 92 Ra (High Office & Retail Color Fidelity Baseline)
• Base Type Configuration: E26 Medium Screw Base (Standard domestic solid brass threading)
• Bulb Shape Enclosure Class: ED17 (Elliptical Dimpled — Shielded Inner Arc Shroud)
• Maximum Overall Length (MOL): 5.43" Inches (137.9mm structural body face-to-tip length)
• Nominal Tube Profile Diameter: 2.125" Inches (53.975mm maximum outer glass width)
• Rated Average Service Lifespan: 20,000 Hours (Based on standard industrial rapid switching parameters)
• Chassis Burn Position Limit: Universal — Operates reliably at any horizontal, vertical, or tilted angle
• Fixture Safety Rating: Open or Enclosed Luminaires Approved (ANSI /O structural containment marker)

Operation, Safety & Mounting Compliance

Low-Frequency Square-Wave Electronic Ballast Stabilization

When retrofitted onto modern high-efficiency electronic pulse-start ballasts, this lamp processes power over precise low-frequency square waves, completely eliminating internal acoustic arc resonance and visual plasma shifting loops typical under old magnetic line signals. This advanced electronic stabilization maintains color-point integrity across your entire track spot row, ensuring adjacent display displays project matched visual depth without color drift.

Mercury Content Dosing and Safe Bulk Recycling Protocols

This high-intensity capsule utilizes an integrated internal mercury fill dose (limited to a 5.4 mg weight profile) to initiate its high-efficacy visibility track. While structurally shielded to endure extreme temperatures and pass standard federal leaching parameters, the presence of mercury vapor dictates that spent lamps must be securely processed through certified regional commercial bulk recycling repositories during facility maintenance change-out sweeps rather than discarded into standard municipal solid waste streams or common landfills.

Commercial Equipment Industry Cross-References

This premium 70W ceramic metal halide ED17 bulb serves as a direct drop-in replacement or electrical equivalent for the following lines:

• GE Lighting Alternative: CMH70/ED17/UVS/930/E26 ConstantColor Series / Order Code 13700
• Osram Sylvania Match: MC70ED17/930/E26 Metalarc Pro-Tech Ceramic Line / SKU 64843
• Venture Lighting Reference: MP70/C/U/ED17/930 Premium Pulse Start Ceramic MH Series

Bulk Commercial Lighting Supply & Project Support

ADL Supply delivers commercial-volume logistical fulfillment, tiered commercial contractor discounting strategies, and full pallet project quoting options to electrical accounts across the United States.

For formal wholesale inquiries, volume pricing modifications, or manufacturer spec sheet documentation, reach our commercial branch directly at 1-800-235-3489. We are your commercial supply partners as an authorized wholesale Lighting Distributor In Doral, Florida.