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Luminor Blackcomb 4.1 UV system, series reference image

UV system

LUMINOR BLACKCOMB 4.1 (LB4-031) 3 GPM UV Replacement Lamp & Sleeve

The LUMINOR BLACKCOMB 4.1 LB4-031 is a compact UV water treatment system rated at 3 GPM (30 mJ/cm² at 95% UVT) with 1/2-inch MNPT connections, a 304 stainless steel chamber and a lamp-status controller with audible and visual lamp-failure alerts, lamp-change reminder and 4-digit LED display.

See the replacement schedule

Compatible parts

Everything that fits the Luminor BLACKCOMB 4.1 (LB4-031)

Luminor Blackcomb 4.1 UV system, series reference image
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Luminor
Luminor LB4-031 Blackcomb 4.1 UV Water Treatment System 3 GPM
$377.41
4-digit LED lamp-life display
Audible and visual lamp-failure alerts
304 stainless steel chamber
Luminor RL-290 replacement UV lamp with lamp key for BLACKCOMB LB4-031, LB5-031, LB6-031 systems
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Luminor
Luminor RL-290 Replacement UV Lamp for LB4-031, LB5-031, LB6-031
(0)
$93.11
Includes Lamp Key (works for LUMINOR Branded Systems Only)
For all Luminor LB5-03-12V, LB4-031, LB5-03XB, LB6-031, LB6-03XA, LB6-03XB, LB6-03A-12V, LB6-03-12V models
Maintains your BLACKCOMB system's NSF/ANSI 55 certification
Fits 7 Luminor BLACKCOMB "-031" system variants (standard, Class A, Class B, and Vending)
Luminor_RQ-290_replacement_lamp
Luminor
Luminor RQ-290 Sleeve for LB4-031, LB5-031, LB6-031
(0)
$40.80
Use with Luminor LB4-031, LB5-031, LB6-031 UV Systems
Genuine Luminor OEM quartz sleeve, not a generic replacement
Shared across the standard 110V line and the 12VDC off-grid, RV, and marine variants
LUMINOR RLQ-420 replacement UV lamp, quartz sleeve and lamp key kit for LB5-081 and BLACKCOMB Z1/Z12 systems
Free Shipping
Luminor
Luminor RLQ-290 Lamp & Sleeve for LB4-031, LB5-031, LB6-031
(1)
$133.91
Includes Lamp Key (works for LUMINOR Branded Systems Only)
For all LUMINOR LB4-031, LB5-031, LB6-031 UV systems
LUMINOR 300038 replacement O-ring for Blackcomb UV system gland nut assemblies
Luminor
Luminor 300038 Gland Nut O-Ring for Blackcomb UV Systems
(0)
$1.68
LUMINOR 320006 gland nut for BLACKCOMB UV water treatment systems
Luminor
Luminor 320006 Gland Nut for All Luminor Blackcomb UV Systems
(0)
$13.44
Luminor Blackcomb RC - B4.01 UV Controller American Plug for LB4 Systems RC-B4.01 - ESP Water
Free Shipping
Luminor
Luminor Blackcomb RC-B4.01 UV Controller American Plug for LB4 Systems
(3)
$269.45
Monitors ultraviolet light intensity
Converts native power supply to necessary voltage
Monitors days until next lamp replacement
Monitors UV lamp functionality
Luminor UV temperature relief valve assembly
Free Shipping
Luminor
Luminor 130031 Temperature Relief Valve Kit 1/2-Inch FNPT
$212.80
Automatically releases a small amount of heated water to help cool the UV chamber
Helps manage heat buildup during extended no-flow periods
Includes 10 feet of drain line
LUMINOR 310039 quartz sleeve spring for compatible BLACKCOMB UV systems
Luminor
Luminor 310039 Quartz Sleeve Spring for LUMINOR systems
(2)
$8.40

Replacement filter info

Your replacement schedule

Each replacement part of the Luminor BLACKCOMB 4.1 (LB4-031), the exact part that fits it, and when to change it.

  1. UV lamp

    Part RL-290, Luminor RL-290 Replacement UV Lamp for LB4-031, LB5-031, LB6-031 $93.11

    Every 12 months

  2. Quartz sleeve

    Part RQ-290, Luminor RQ-290 Sleeve for LB4-031, LB5-031, LB6-031 $40.80

    Every 2 years

  3. Kit: Lamp & sleeve kit

    Part RLQ-290, Luminor RLQ-290 Lamp & Sleeve for LB4-031, LB5-031, LB6-031 $133.91

    Lamp and sleeve in one box

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